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DE69934153D1 - Verfahren zur Montage von Flip-Chip-Halbleiterbauelementen - Google Patents

Verfahren zur Montage von Flip-Chip-Halbleiterbauelementen

Info

Publication number
DE69934153D1
DE69934153D1 DE69934153T DE69934153T DE69934153D1 DE 69934153 D1 DE69934153 D1 DE 69934153D1 DE 69934153 T DE69934153 T DE 69934153T DE 69934153 T DE69934153 T DE 69934153T DE 69934153 D1 DE69934153 D1 DE 69934153D1
Authority
DE
Germany
Prior art keywords
semiconductor devices
chip semiconductor
mounting flip
flip
mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69934153T
Other languages
English (en)
Other versions
DE69934153T2 (de
Inventor
Toshio Shiobara
Kazuhiro Arai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Application granted granted Critical
Publication of DE69934153D1 publication Critical patent/DE69934153D1/de
Publication of DE69934153T2 publication Critical patent/DE69934153T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/50Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07 e.g. sealing of a cap to a base of a container
    • H01L21/56Encapsulations, e.g. encapsulation layers, coatings
    • H01L21/563Encapsulation of active face of flip-chip device, e.g. underfilling or underencapsulation of flip-chip, encapsulation preform on chip or mounting substrate
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L24/00Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
    • H01L24/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L24/26Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
    • H01L24/28Structure, shape, material or disposition of the layer connectors prior to the connecting process
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/10Bump connectors; Manufacturing methods related thereto
    • H01L2224/15Structure, shape, material or disposition of the bump connectors after the connecting process
    • H01L2224/16Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
    • H01L2224/161Disposition
    • H01L2224/16151Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/16221Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/16225Disposition the bump connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/44Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L2224/45Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
    • H01L2224/45001Core members of the connector
    • H01L2224/45099Material
    • H01L2224/451Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
    • H01L2224/45138Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
    • H01L2224/45144Gold (Au) as principal constituent
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/73Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
    • H01L2224/732Location after the connecting process
    • H01L2224/73201Location after the connecting process on the same surface
    • H01L2224/73203Bump and layer connectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/73Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
    • H01L2224/732Location after the connecting process
    • H01L2224/73201Location after the connecting process on the same surface
    • H01L2224/73203Bump and layer connectors
    • H01L2224/73204Bump and layer connectors the bump connector being embedded into the layer connector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/83Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
    • H01L2224/831Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector the layer connector being supplied to the parts to be connected in the bonding apparatus
    • H01L2224/83102Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector the layer connector being supplied to the parts to be connected in the bonding apparatus using surface energy, e.g. capillary forces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/91Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L2224/80 - H01L2224/90
    • H01L2224/92Specific sequence of method steps
    • H01L2224/921Connecting a surface with connectors of different types
    • H01L2224/9212Sequential connecting processes
    • H01L2224/92122Sequential connecting processes the first connecting process involving a bump connector
    • H01L2224/92125Sequential connecting processes the first connecting process involving a bump connector the second connecting process involving a layer connector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01005Boron [B]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01006Carbon [C]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01011Sodium [Na]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01012Magnesium [Mg]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01013Aluminum [Al]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01015Phosphorus [P]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01019Potassium [K]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01027Cobalt [Co]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01033Arsenic [As]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01051Antimony [Sb]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01079Gold [Au]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01082Lead [Pb]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/10Details of semiconductor or other solid state devices to be connected
    • H01L2924/11Device type
    • H01L2924/12Passive devices, e.g. 2 terminal devices
    • H01L2924/1204Optical Diode
    • H01L2924/12042LASER

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69934153T 1998-02-02 1999-01-29 Verfahren zur Montage von Flip-Chip-Halbleiterbauelementen Expired - Lifetime DE69934153T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3545398 1998-02-02
JP3545398 1998-02-02

Publications (2)

Publication Number Publication Date
DE69934153D1 true DE69934153D1 (de) 2007-01-11
DE69934153T2 DE69934153T2 (de) 2007-09-20

Family

ID=12442231

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69934153T Expired - Lifetime DE69934153T2 (de) 1998-02-02 1999-01-29 Verfahren zur Montage von Flip-Chip-Halbleiterbauelementen

Country Status (3)

Country Link
US (1) US6083774A (de)
EP (1) EP0933809B1 (de)
DE (1) DE69934153T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000294692A (ja) * 1999-04-06 2000-10-20 Hitachi Ltd 樹脂封止型電子装置及びその製造方法並びにそれを使用した内燃機関用点火コイル装置
US6376923B1 (en) * 1999-06-08 2002-04-23 Shin-Etsu Chemical Co., Ltd. Flip-chip type semiconductor device sealing material and flip-chip type semiconductor device
JP3417354B2 (ja) * 1999-08-19 2003-06-16 ソニーケミカル株式会社 接着材料及び回路接続方法
JP3485507B2 (ja) * 1999-10-25 2004-01-13 沖電気工業株式会社 半導体装置
US20020089836A1 (en) * 1999-10-26 2002-07-11 Kenzo Ishida Injection molded underfill package and method of assembly
US6323263B1 (en) * 1999-11-11 2001-11-27 Shin-Etsu Chemical Co., Ltd. Semiconductor sealing liquid epoxy resin compositions
US6309908B1 (en) * 1999-12-21 2001-10-30 Motorola, Inc. Package for an electronic component and a method of making it
KR100611548B1 (ko) * 2000-03-29 2006-08-10 닛토덴코 가부시키가이샤 반도체 장치, 그 제조 공정 및 에폭시 수지 조성물을포함하는 태블릿
JP4438973B2 (ja) * 2000-05-23 2010-03-24 アムコア テクノロジー,インコーポレイテッド シート状樹脂組成物及びそれを用いた半導体装置の製造方法
DE10031139C2 (de) * 2000-06-27 2003-04-17 Wacker Siltronic Halbleitermat Verfahren und Stoffmischung zur Montage und Demontage von Halbleiterscheiben
US7070748B2 (en) * 2000-09-27 2006-07-04 Mitsubishi Rayon Co., Ltd. Non-porous spherical silica and method for production thereof
EP1397831A1 (de) * 2001-05-28 2004-03-17 Infineon Technologies AG Verfahren zur kapselung eines halbleiterchips
CN100521869C (zh) 2002-05-23 2009-07-29 3M创新有限公司 纳米颗粒填充的底层填料
JP3847693B2 (ja) * 2002-09-30 2006-11-22 シャープ株式会社 半導体装置の製造方法
US6800373B2 (en) * 2002-10-07 2004-10-05 General Electric Company Epoxy resin compositions, solid state devices encapsulated therewith and method
US20050266263A1 (en) * 2002-11-22 2005-12-01 General Electric Company Refractory solid, adhesive composition, and device, and associated method
US7047633B2 (en) * 2003-05-23 2006-05-23 National Starch And Chemical Investment Holding, Corporation Method of using pre-applied underfill encapsulant
US7352070B2 (en) * 2003-06-27 2008-04-01 Delphi Technologies, Inc. Polymer encapsulated electrical devices
TWI224374B (en) * 2003-09-26 2004-11-21 Advanced Semiconductor Eng Method for forming a backside encapsulating layer on flip-chip type wafer
US6979600B2 (en) * 2004-01-06 2005-12-27 Intel Corporation Apparatus and methods for an underfilled integrated circuit package
CA2576761C (en) * 2004-09-15 2011-07-05 Lg Chem, Ltd. Films or structural exterior materials using coating composition having self-cleaning property and preparation method thereof
US7510108B2 (en) * 2005-07-26 2009-03-31 Delphi Technologies, Inc. Method of making an electronic assembly
US7626269B2 (en) * 2006-07-06 2009-12-01 Micron Technology, Inc. Semiconductor constructions and assemblies, and electronic systems
US20080237842A1 (en) * 2007-03-29 2008-10-02 Manepalli Rahul N Thermally conductive molding compounds for heat dissipation in semiconductor packages
JP2008274080A (ja) * 2007-04-27 2008-11-13 Shin Etsu Chem Co Ltd 液状エポキシ樹脂組成物及び半導体装置
JP6064905B2 (ja) * 2011-08-10 2017-01-25 日立化成株式会社 感光性樹脂組成物、感光性フィルム、永久レジスト及び永久レジストの製造方法
WO2018225599A1 (ja) * 2017-06-09 2018-12-13 ナガセケムテックス株式会社 エポキシ樹脂組成物、電子部品実装構造体およびその製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5121190A (en) * 1990-03-14 1992-06-09 International Business Machines Corp. Solder interconnection structure on organic substrates
US5089440A (en) * 1990-03-14 1992-02-18 International Business Machines Corporation Solder interconnection structure and process for making
US4999699A (en) * 1990-03-14 1991-03-12 International Business Machines Corporation Solder interconnection structure and process for making
KR950011902B1 (ko) * 1990-04-04 1995-10-12 도오레 가부시끼가이샤 반도체 장치 캡슐 봉입 에폭시 수지 조성물
JPH04300914A (ja) * 1991-03-29 1992-10-23 Shin Etsu Chem Co Ltd エポキシ樹脂組成物及び半導体装置
JP2570002B2 (ja) * 1991-05-29 1997-01-08 信越化学工業株式会社 フリップチップ用封止材及び半導体装置
JP2523250B2 (ja) * 1991-08-16 1996-08-07 インターナショナル・ビジネス・マシーンズ・コーポレイション ジシアネ―トの混合物を含む組成物
JPH08300397A (ja) * 1995-05-01 1996-11-19 Motorola Inc 封止材料をモールドキャビティに転送するための装置および方法
ID19376A (id) * 1995-06-12 1998-07-09 Matsushita Electric Ind Co Ltd Paket unit semikonduktor, metode pemaketan unit semikonduktor, dan bahan pengkapsul untuk penggunaan dalam pemaketan unit semikonduktor (pecahan dari p-961658)
US5817545A (en) * 1996-01-24 1998-10-06 Cornell Research Foundation, Inc. Pressurized underfill encapsulation of integrated circuits
US5700723A (en) * 1996-05-15 1997-12-23 Lsi Logic Corporation Method of packaging an integrated circuit
JP3588539B2 (ja) * 1996-09-30 2004-11-10 株式会社東芝 ポリフェニレンサルファイド樹脂組成物、およびこれを用いた樹脂封止型半導体装置

Also Published As

Publication number Publication date
US6083774A (en) 2000-07-04
EP0933809B1 (de) 2006-11-29
DE69934153T2 (de) 2007-09-20
EP0933809A2 (de) 1999-08-04
EP0933809A3 (de) 2000-03-29

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: ARAI, KAZUHIRO, MATSUIDA-MACHI, USUI-GUN, GUNM, JP

Inventor name: SHIOBARA, TOSHIO, MATSUIDA-MACHI, USUI-GUN, GU, JP

8364 No opposition during term of opposition