CN109844020A - 密封用树脂组合物、电子部件装置及电子部件装置的制造方法 - Google Patents

密封用树脂组合物、电子部件装置及电子部件装置的制造方法 Download PDF

Info

Publication number
CN109844020A
CN109844020A CN201780063091.5A CN201780063091A CN109844020A CN 109844020 A CN109844020 A CN 109844020A CN 201780063091 A CN201780063091 A CN 201780063091A CN 109844020 A CN109844020 A CN 109844020A
Authority
CN
China
Prior art keywords
resin composition
inorganic filler
filling material
inorganic filling
sealing
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.)
Pending
Application number
CN201780063091.5A
Other languages
English (en)
Chinese (zh)
Inventor
竹内勇磨
高桥寿登
稻叶贵一
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.)
Resonac Corp
Original Assignee
Hitachi 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=61905596&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN109844020(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Chemical Co Ltd filed Critical Hitachi Chemical Co Ltd
Priority to CN202510576044.7A priority Critical patent/CN120399400A/zh
Publication of CN109844020A publication Critical patent/CN109844020A/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/50Amines
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/50Amines
    • C08G59/5033Amines aromatic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/01Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013Fillers, pigments or reinforcing additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/01Manufacture or treatment
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/01Manufacture or treatment
    • H10W74/012Manufacture or treatment of encapsulations on active surfaces of flip-chip devices, e.g. forming underfills
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/111Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
    • H10W74/114Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed by a substrate and the encapsulations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/15Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/40Encapsulations, e.g. protective coatings characterised by their materials
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/40Encapsulations, e.g. protective coatings characterised by their materials
    • H10W74/47Encapsulations, e.g. protective coatings characterised by their materials comprising organic materials, e.g. plastics or resins
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/40Encapsulations, e.g. protective coatings characterised by their materials
    • H10W74/47Encapsulations, e.g. protective coatings characterised by their materials comprising organic materials, e.g. plastics or resins
    • H10W74/473Encapsulations, e.g. protective coatings characterised by their materials comprising organic materials, e.g. plastics or resins containing a filler
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/002Physical properties
    • C08K2201/005Additives being defined by their particle size in general
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/002Physical properties
    • C08K2201/006Additives being defined by their surface area
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Epoxy Resins (AREA)
CN201780063091.5A 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法 Pending CN109844020A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202510576044.7A CN120399400A (zh) 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016202714 2016-10-14
JP2016-202714 2016-10-14
PCT/JP2017/034810 WO2018070237A1 (ja) 2016-10-14 2017-09-26 封止用樹脂組成物、電子部品装置及び電子部品装置の製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202510576044.7A Division CN120399400A (zh) 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法

Publications (1)

Publication Number Publication Date
CN109844020A true CN109844020A (zh) 2019-06-04

Family

ID=61905596

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201780063091.5A Pending CN109844020A (zh) 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法
CN202510576044.7A Pending CN120399400A (zh) 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202510576044.7A Pending CN120399400A (zh) 2016-10-14 2017-09-26 密封用树脂组合物、电子部件装置及电子部件装置的制造方法

Country Status (6)

Country Link
US (2) US11186742B2 (https=)
JP (2) JP7231821B2 (https=)
KR (2) KR102725565B1 (https=)
CN (2) CN109844020A (https=)
TW (1) TWI753021B (https=)
WO (1) WO2018070237A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114585684A (zh) * 2019-10-24 2022-06-03 松下知识产权经营株式会社 密封用树脂组合物及半导体装置
WO2024055946A1 (zh) * 2022-09-15 2024-03-21 华为技术有限公司 树脂组合物及其制备方法和应用

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102725565B1 (ko) 2016-10-14 2024-11-05 가부시끼가이샤 레조낙 밀봉용 수지 조성물, 전자 부품 장치 및 전자 부품 장치의 제조 방법
TWI811215B (zh) * 2018-04-13 2023-08-11 日商力森諾科股份有限公司 密封用樹脂組成物、電子零件裝置及電子零件裝置的製造方法
JP7749318B2 (ja) * 2018-04-13 2025-10-06 株式会社レゾナック 封止用樹脂組成物、電子部品装置及び電子部品装置の製造方法
JP7020343B2 (ja) * 2018-08-21 2022-02-16 昭和電工マテリアルズ株式会社 封止樹脂材料
TWI883181B (zh) * 2020-06-23 2025-05-11 日商納美仕有限公司 液狀壓縮成型材

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000336247A (ja) * 1999-05-27 2000-12-05 C I Kasei Co Ltd 液状エポキシ樹脂封止材
CN101899195A (zh) * 2009-06-01 2010-12-01 信越化学工业株式会社 坝料组合物及多层半导体装置的制造方法
WO2015174141A1 (ja) * 2014-05-16 2015-11-19 ナミックス株式会社 液状封止材、それを用いた電子部品
CN105637031A (zh) * 2013-11-29 2016-06-01 纳美仕有限公司 环氧树脂组合物、半导体密封剂和半导体装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4033257B2 (ja) 2002-04-08 2008-01-16 京セラケミカル株式会社 液状封止用樹脂組成物および半導体封止装置
JP4516779B2 (ja) 2004-04-14 2010-08-04 株式会社アドマテックス 金属酸化物表面処理粒子、その製造方法および樹脂組成物の製造方法
JP4460968B2 (ja) * 2004-07-27 2010-05-12 株式会社アドマテックス 樹脂組成物の製造方法
JP5042529B2 (ja) 2005-05-30 2012-10-03 株式会社アドマテックス 微小粒子含有組成物及びその製造方法
JP4967353B2 (ja) 2006-01-31 2012-07-04 住友ベークライト株式会社 半導体封止用エポキシ樹脂組成物及び半導体装置
JP5162160B2 (ja) 2007-06-04 2013-03-13 サンダイヤポリマー株式会社 吸収性樹脂粒子、この製造方法、これを含む吸収体及び吸収性物品
JP2009114222A (ja) * 2007-11-01 2009-05-28 Kyocera Chemical Corp 注形用エポキシ樹脂組成物および電気・電子部品装置
JP2010192525A (ja) 2009-02-16 2010-09-02 Namics Corp 半導体装置およびその製造方法
JP2011006618A (ja) 2009-06-26 2011-01-13 Namics Corp 封止用液状樹脂組成物、フリップチップ実装体およびその製造方法
KR20120050433A (ko) 2009-07-24 2012-05-18 스미토모 베이클리트 컴퍼니 리미티드 수지 조성물, 수지 시트, 프리프레그, 금속 부착 적층판, 프린트 배선판 및 반도체 장치
JP2012107149A (ja) 2010-11-19 2012-06-07 Sumitomo Bakelite Co Ltd 液状封止樹脂組成物および半導体装置
TWI673318B (zh) 2013-11-29 2019-10-01 日商納美仕股份有限公司 環氧樹脂組成物、半導體密封劑及半導體裝置
JP6656792B2 (ja) * 2014-03-28 2020-03-04 日立化成株式会社 電子部品用液状樹脂組成物及び電子部品装置
JP6431343B2 (ja) 2014-11-21 2018-11-28 日東電工株式会社 接着シート、ダイシングシート付き接着シート、積層シート及び半導体装置の製造方法
KR102455429B1 (ko) 2015-03-19 2022-10-14 나믹스 가부시끼가이샤 플립칩 실장체의 제조 방법, 플립칩 실장체, 및 선공급형 언더필용 수지 조성물
KR102725565B1 (ko) 2016-10-14 2024-11-05 가부시끼가이샤 레조낙 밀봉용 수지 조성물, 전자 부품 장치 및 전자 부품 장치의 제조 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000336247A (ja) * 1999-05-27 2000-12-05 C I Kasei Co Ltd 液状エポキシ樹脂封止材
CN101899195A (zh) * 2009-06-01 2010-12-01 信越化学工业株式会社 坝料组合物及多层半导体装置的制造方法
CN105637031A (zh) * 2013-11-29 2016-06-01 纳美仕有限公司 环氧树脂组合物、半导体密封剂和半导体装置
WO2015174141A1 (ja) * 2014-05-16 2015-11-19 ナミックス株式会社 液状封止材、それを用いた電子部品

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114585684A (zh) * 2019-10-24 2022-06-03 松下知识产权经营株式会社 密封用树脂组合物及半导体装置
WO2024055946A1 (zh) * 2022-09-15 2024-03-21 华为技术有限公司 树脂组合物及其制备方法和应用

Also Published As

Publication number Publication date
JP7513074B2 (ja) 2024-07-09
KR20190069464A (ko) 2019-06-19
US11186742B2 (en) 2021-11-30
US20210363380A1 (en) 2021-11-25
CN120399400A (zh) 2025-08-01
WO2018070237A1 (ja) 2018-04-19
JP2023016887A (ja) 2023-02-02
JP7231821B2 (ja) 2023-03-02
KR20220152583A (ko) 2022-11-16
WO2018070237A9 (ja) 2018-06-14
KR102725565B1 (ko) 2024-11-05
JPWO2018070237A1 (ja) 2019-09-05
US20190233672A1 (en) 2019-08-01
US11873414B2 (en) 2024-01-16
TWI753021B (zh) 2022-01-21
TW201817808A (zh) 2018-05-16

Similar Documents

Publication Publication Date Title
CN109844020A (zh) 密封用树脂组合物、电子部件装置及电子部件装置的制造方法
TWI776809B (zh) 密封用液狀樹脂組成物及電子零件裝置
CN110036071B (zh) 密封用树脂组合物、固化物、电子部件装置及电子部件装置的制造方法
JP7521550B2 (ja) 封止用液状樹脂組成物及び電子部品装置
JPWO2019138919A1 (ja) 液状封止樹脂組成物、電子部品装置及び電子部品装置の製造方法
JP2024025821A (ja) 液状樹脂組成物並びに電子部品装置及びその製造方法
TWI612096B (zh) 液狀樹脂組成物、覆晶安裝體及其製造方法
JP7251583B2 (ja) 封止用樹脂組成物、硬化物、電子部品装置及び電子部品装置の製造方法
JP7509192B2 (ja) 封止用樹脂組成物、電子部品装置及び電子部品装置の製造方法
JP2007162001A (ja) 液状エポキシ樹脂組成物
TWI811215B (zh) 密封用樹脂組成物、電子零件裝置及電子零件裝置的製造方法
JP2019085536A (ja) 液状封止樹脂組成物、電子部品装置及び電子部品装置の製造方法
JP5532582B2 (ja) フリップチップ型半導体装置を封止する方法、チップ・オン・チップ用アンダーフィル材の選定方法、及びフリップチップ型半導体装置
JP5249170B2 (ja) 半導体装置封止用エポキシ樹脂組成物及び半導体装置
JP2012229299A (ja) 先供給型液状半導体封止樹脂組成物

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: Tokyo, Japan

Applicant after: Lishennoco Co.,Ltd.

Address before: Tokyo, Japan

Applicant before: Showa electrical materials Co.,Ltd.

Address after: Tokyo, Japan

Applicant after: Showa electrical materials Co.,Ltd.

Address before: Tokyo, Japan

Applicant before: HITACHI CHEMICAL Co.,Ltd.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190604