CN105190870A - 半导体元件搭载用基板的制造方法 - Google Patents
半导体元件搭载用基板的制造方法 Download PDFInfo
- Publication number
- CN105190870A CN105190870A CN201480013843.3A CN201480013843A CN105190870A CN 105190870 A CN105190870 A CN 105190870A CN 201480013843 A CN201480013843 A CN 201480013843A CN 105190870 A CN105190870 A CN 105190870A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- resist layer
- substrate
- exposure
- dry film
- 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.)
- Granted
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 76
- 239000004065 semiconductor Substances 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims description 23
- 238000000034 method Methods 0.000 claims abstract description 56
- 238000007747 plating Methods 0.000 claims abstract description 27
- 229920002120 photoresistant polymer Polymers 0.000 claims description 55
- 238000005530 etching Methods 0.000 claims description 44
- 239000011248 coating agent Substances 0.000 claims description 30
- 238000000576 coating method Methods 0.000 claims description 30
- 108091008695 photoreceptors Proteins 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000011347 resin Substances 0.000 abstract description 18
- 229920005989 resin Polymers 0.000 abstract description 18
- 238000011161 development Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 45
- 239000002184 metal Substances 0.000 description 45
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 12
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 9
- 229910052753 mercury Inorganic materials 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- 239000012776 electronic material Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 230000001788 irregular Effects 0.000 description 6
- 238000003475 lamination Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000001994 activation Methods 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 210000000981 epithelium Anatomy 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000010301 surface-oxidation reaction Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
- H01L21/4828—Etching
- H01L21/4832—Etching a temporary substrate after encapsulation process to form leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49866—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers characterised by the materials
- H01L23/49894—Materials of the insulating layers or coatings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
- G03F7/2022—Multi-step exposure, e.g. hybrid; backside exposure; blanket exposure, e.g. for image reversal; edge exposure, e.g. for edge bead removal; corrective exposure
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/30—Imagewise removal using liquid means
- G03F7/32—Liquid compositions therefor, e.g. developers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
- H01L21/4825—Connection or disconnection of other leads to or from flat leads, e.g. wires, bumps, other flat leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
- H01L21/565—Moulds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49541—Geometry of the lead-frame
- H01L23/49548—Cross section geometry
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49866—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers characterised by the materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Geometry (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013-056466 | 2013-03-19 | ||
JP2013056466A JP5979495B2 (ja) | 2013-03-19 | 2013-03-19 | 半導体素子搭載用基板の製造方法 |
PCT/JP2014/056304 WO2014148308A1 (ja) | 2013-03-19 | 2014-03-11 | 半導体素子搭載用基板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105190870A true CN105190870A (zh) | 2015-12-23 |
CN105190870B CN105190870B (zh) | 2018-02-27 |
Family
ID=51579995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480013843.3A Active CN105190870B (zh) | 2013-03-19 | 2014-03-11 | 半导体元件搭载用基板的制造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10204801B2 (zh) |
JP (1) | JP5979495B2 (zh) |
KR (1) | KR102162913B1 (zh) |
CN (1) | CN105190870B (zh) |
TW (1) | TWI588947B (zh) |
WO (1) | WO2014148308A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111344875A (zh) * | 2017-09-18 | 2020-06-26 | 谷歌有限责任公司 | 减少两步沉积工艺中的结电阻变化 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5979495B2 (ja) | 2013-03-19 | 2016-08-24 | Shマテリアル株式会社 | 半導体素子搭載用基板の製造方法 |
JP6681165B2 (ja) * | 2014-12-27 | 2020-04-15 | マクセルホールディングス株式会社 | 半導体装置用基板、半導体装置用基板の製造方法、及び半導体装置 |
CN105404418B (zh) * | 2015-11-03 | 2018-09-04 | 京东方科技集团股份有限公司 | 触控屏及其制备方法、显示面板和显示装置 |
JP6327427B1 (ja) * | 2017-06-22 | 2018-05-23 | 大口マテリアル株式会社 | 半導体素子搭載用基板及び半導体装置、並びに半導体素子搭載用基板の製造方法 |
JP6867080B2 (ja) * | 2017-06-30 | 2021-04-28 | 大口マテリアル株式会社 | 半導体素子搭載用基板及びその製造方法 |
US11764062B2 (en) * | 2017-11-13 | 2023-09-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of forming semiconductor structure |
JP7059139B2 (ja) * | 2018-07-13 | 2022-04-25 | 大口マテリアル株式会社 | 半導体素子搭載用基板の製造方法 |
CN113140448B (zh) * | 2020-01-16 | 2022-10-28 | 芯恩(青岛)集成电路有限公司 | 一种半导体结构及其制作方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1273434A (zh) * | 2000-04-05 | 2000-11-15 | 信息产业部电子第十三研究所 | 半导体器件栅帽与栅足自对准的t形栅加工方法 |
CN1497690A (zh) * | 2002-09-26 | 2004-05-19 | ������������ʽ���� | 电路装置的制造方法 |
CN1988130A (zh) * | 2005-12-24 | 2007-06-27 | 国际商业机器公司 | 制备双镶嵌结构的方法 |
US20130065383A1 (en) * | 2011-09-12 | 2013-03-14 | Cindy X. Qiu | Fabrication methods for T-gate and inverted L-gate structure for high frequency devices and circuits |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH065631A (ja) * | 1992-06-23 | 1994-01-14 | Nec Corp | 金属電極の形成方法 |
JP4015756B2 (ja) * | 1998-06-30 | 2007-11-28 | ユーディナデバイス株式会社 | 半導体装置の製造方法 |
JP3626075B2 (ja) | 2000-06-20 | 2005-03-02 | 九州日立マクセル株式会社 | 半導体装置の製造方法 |
JP4508064B2 (ja) | 2005-09-30 | 2010-07-21 | 住友金属鉱山株式会社 | 半導体装置用配線基板の製造方法 |
US7476980B2 (en) * | 2006-06-27 | 2009-01-13 | Infineon Technologies Ag | Die configurations and methods of manufacture |
US8536031B2 (en) * | 2010-02-19 | 2013-09-17 | International Business Machines Corporation | Method of fabricating dual damascene structures using a multilevel multiple exposure patterning scheme |
JP5626785B2 (ja) * | 2010-09-27 | 2014-11-19 | Shマテリアル株式会社 | 半導体素子搭載用リードフレームおよびその製造方法 |
JP5979495B2 (ja) | 2013-03-19 | 2016-08-24 | Shマテリアル株式会社 | 半導体素子搭載用基板の製造方法 |
-
2013
- 2013-03-19 JP JP2013056466A patent/JP5979495B2/ja active Active
-
2014
- 2014-03-11 WO PCT/JP2014/056304 patent/WO2014148308A1/ja active Application Filing
- 2014-03-11 CN CN201480013843.3A patent/CN105190870B/zh active Active
- 2014-03-11 US US14/777,834 patent/US10204801B2/en active Active
- 2014-03-11 KR KR1020157019303A patent/KR102162913B1/ko active IP Right Grant
- 2014-03-17 TW TW103109919A patent/TWI588947B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1273434A (zh) * | 2000-04-05 | 2000-11-15 | 信息产业部电子第十三研究所 | 半导体器件栅帽与栅足自对准的t形栅加工方法 |
CN1497690A (zh) * | 2002-09-26 | 2004-05-19 | ������������ʽ���� | 电路装置的制造方法 |
CN1988130A (zh) * | 2005-12-24 | 2007-06-27 | 国际商业机器公司 | 制备双镶嵌结构的方法 |
US20130065383A1 (en) * | 2011-09-12 | 2013-03-14 | Cindy X. Qiu | Fabrication methods for T-gate and inverted L-gate structure for high frequency devices and circuits |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111344875A (zh) * | 2017-09-18 | 2020-06-26 | 谷歌有限责任公司 | 减少两步沉积工艺中的结电阻变化 |
CN111344875B (zh) * | 2017-09-18 | 2024-02-02 | 谷歌有限责任公司 | 制造约瑟夫森结的方法 |
US11903329B2 (en) | 2017-09-18 | 2024-02-13 | Google Llc | Reducing junction resistance variation in two-step deposition processes |
Also Published As
Publication number | Publication date |
---|---|
JP5979495B2 (ja) | 2016-08-24 |
US10204801B2 (en) | 2019-02-12 |
CN105190870B (zh) | 2018-02-27 |
TWI588947B (zh) | 2017-06-21 |
WO2014148308A1 (ja) | 2014-09-25 |
US20160300732A1 (en) | 2016-10-13 |
KR20150135203A (ko) | 2015-12-02 |
JP2014183172A (ja) | 2014-09-29 |
TW201508869A (zh) | 2015-03-01 |
KR102162913B1 (ko) | 2020-10-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105190870A (zh) | 半导体元件搭载用基板的制造方法 | |
US20070042585A1 (en) | Method of forming metal plate pattern and circuit board | |
CN102446774B (zh) | 半导体元件安装用基板的制造方法 | |
US7005241B2 (en) | Process for making circuit board or lead frame | |
CN104812171A (zh) | 印制线路板及其加工方法 | |
TWI469291B (zh) | Semiconductor substrate mounting substrate and manufacturing method thereof | |
US20050124091A1 (en) | Process for making circuit board or lead frame | |
KR101691762B1 (ko) | 반도체 소자 탑재용 기판 및 그 제조 방법 | |
JP6366034B2 (ja) | 半導体装置用リードフレーム及びその製造方法 | |
US9461011B2 (en) | Method and apparatus for manufacturing lead frames | |
TWI637424B (zh) | Semiconductor element mounting substrate and method of manufacturing the same | |
JPH05121482A (ja) | バンプを有するリードフレームの製造方法 | |
JP2017216365A (ja) | 多列型半導体装置用配線部材及びその製造方法 | |
JP6432943B2 (ja) | リードフレームの製造方法 | |
JP6562494B2 (ja) | 半導体装置の製造方法 | |
KR102059823B1 (ko) | 기판 제조 방법 및 빌드-업 기판 적층체 | |
JP2015179758A (ja) | 半導体装置用リードフレーム及びその製造方法 | |
JPH10135387A (ja) | リードフレーム製造方法 | |
JP2017216366A (ja) | 多列型半導体装置用配線部材及びその製造方法 | |
JPH09129801A (ja) | リードフレームのエッチング加工装置 | |
JPH0153507B2 (zh) | ||
JP2000216325A (ja) | リ―ドフレ―ム | |
JPH0153506B2 (zh) | ||
JP2001059189A (ja) | 表面にメッキパターンを備えた金属部品の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180710 Address after: Japan Kagoshima Patentee after: Oguchi Electric Materials Co.,Ltd. Address before: Tokyo, Japan Patentee before: SH MATERIALS CO.,LTD. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231121 Address after: The road development processing zone Kaohsiung city Taiwan China No. 24 Patentee after: CHANG WAH TECHNOLOGY Co.,Ltd. Address before: Japan Kagoshima Patentee before: Oguchi Electric Materials Co.,Ltd. |