CN103065952A - 非易失性存储器件及其制造方法 - Google Patents
非易失性存储器件及其制造方法 Download PDFInfo
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- CN103065952A CN103065952A CN2012102061354A CN201210206135A CN103065952A CN 103065952 A CN103065952 A CN 103065952A CN 2012102061354 A CN2012102061354 A CN 2012102061354A CN 201210206135 A CN201210206135 A CN 201210206135A CN 103065952 A CN103065952 A CN 103065952A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000007667 floating Methods 0.000 claims abstract description 100
- 238000000034 method Methods 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 71
- 229920005591 polysilicon Polymers 0.000 claims description 71
- 238000001259 photo etching Methods 0.000 claims description 46
- 239000003795 chemical substances by application Substances 0.000 claims description 44
- 239000004065 semiconductor Substances 0.000 claims description 32
- 239000012212 insulator Substances 0.000 claims description 29
- 150000002927 oxygen compounds Chemical class 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 19
- 150000004767 nitrides Chemical class 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 12
- 229910021332 silicide Inorganic materials 0.000 claims description 12
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 2
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 2
- 229920002120 photoresistant polymer Polymers 0.000 abstract description 4
- 125000006850 spacer group Chemical class 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 description 13
- 238000005229 chemical vapour deposition Methods 0.000 description 11
- 238000005530 etching Methods 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 229920000642 polymer Polymers 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001808 coupling effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42324—Gate electrodes for transistors with a floating gate
-
- 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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture 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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28026—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
- H01L21/28123—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects
- H01L21/2815—Lithography-related aspects, e.g. sub-lithography lengths; Isolation-related aspects, e.g. to solve problems arising at the crossing with the side of the device isolation; Planarisation aspects part or whole of the electrode is a sidewall spacer or made by a similar technique, e.g. transformation under mask, plating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/401—Multistep manufacturing processes
- H01L29/4011—Multistep manufacturing processes for data storage electrodes
- H01L29/40114—Multistep manufacturing processes for data storage electrodes the electrodes comprising a conductor-insulator-conductor-insulator-semiconductor structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/788—Field effect transistors with field effect produced by an insulated gate with floating gate
- H01L29/7881—Programmable transistors with only two possible levels of programmation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
- H10B41/10—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the top-view layout
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
- H10B41/30—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66575—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
- H01L29/6659—Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7834—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with a non-planar structure, e.g. the gate or the source or the drain being non-planar
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0107228 | 2011-10-19 | ||
KR1020110107228A KR101648594B1 (ko) | 2011-10-19 | 2011-10-19 | 비휘발성 메모리 소자 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103065952A true CN103065952A (zh) | 2013-04-24 |
CN103065952B CN103065952B (zh) | 2017-06-30 |
Family
ID=48108523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210206135.4A Active CN103065952B (zh) | 2011-10-19 | 2012-06-18 | 非易失性存储器件及其制造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8674427B2 (zh) |
KR (1) | KR101648594B1 (zh) |
CN (1) | CN103065952B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108281384A (zh) * | 2014-03-21 | 2018-07-13 | 意法半导体(鲁塞)公司 | 包括邻近晶体管的集成结构 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8853769B2 (en) * | 2013-01-10 | 2014-10-07 | Micron Technology, Inc. | Transistors and semiconductor constructions |
EP3149766B1 (de) | 2014-10-02 | 2017-12-20 | Elmos Semiconductor Aktiengesellschaft | Flash-speicherzelle und verfahren zu ihrer herstellung |
EP3002778A1 (de) | 2014-10-02 | 2016-04-06 | Elmos Semiconductor Aktiengesellschaft | Flash-Speicherzelle und Verfahren zu ihrer Herstellung |
CN111048512B (zh) * | 2018-10-15 | 2022-08-05 | 联华电子股份有限公司 | 存储器结构 |
KR102274881B1 (ko) * | 2019-07-05 | 2021-07-07 | 주식회사 키 파운드리 | 비휘발성 메모리 소자 |
CN110600474A (zh) * | 2019-09-16 | 2019-12-20 | 武汉新芯集成电路制造有限公司 | 闪存器件及其制造方法 |
KR102521722B1 (ko) * | 2021-07-27 | 2023-04-17 | 주식회사 키파운드리 | 균일한 유전막 프로파일을 갖는 비휘발성 메모리 소자 제조 방법 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010012218A1 (en) * | 1998-12-02 | 2001-08-09 | Winbond Electronics Corp. | Circuit for controlling the potential difference between the substrate and the control gate of non-volatile memory and its control method |
KR20050095429A (ko) * | 2004-03-26 | 2005-09-29 | 매그나칩 반도체 유한회사 | Eeprom 셀 및 그 제조 방법 |
KR20050097224A (ko) * | 2004-03-31 | 2005-10-07 | 매그나칩 반도체 유한회사 | 플래시 메모리 소자와 그 제조 및 소거 방법 |
KR20060059035A (ko) * | 2004-11-26 | 2006-06-01 | 매그나칩 반도체 유한회사 | 반도체 소자의 형성 방법 |
JP2007081335A (ja) * | 2005-09-16 | 2007-03-29 | Renesas Technology Corp | 半導体装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2882392B2 (ja) * | 1996-12-25 | 1999-04-12 | 日本電気株式会社 | 不揮発性半導体記憶装置およびその製造方法 |
US6451652B1 (en) | 1999-09-15 | 2002-09-17 | The John Millard And Pamela Ann Caywood 1989 Revocable Living Trust | Method for forming an EEPROM cell together with transistor for peripheral circuits |
JP2004179387A (ja) * | 2002-11-27 | 2004-06-24 | Renesas Technology Corp | 不揮発性半導体記憶装置及びその製造方法 |
KR101059809B1 (ko) * | 2004-02-06 | 2011-08-26 | 매그나칩 반도체 유한회사 | Meel 소자의 제조방법 |
KR101079876B1 (ko) * | 2004-03-26 | 2011-11-03 | 매그나칩 반도체 유한회사 | Eeprom 셀 및 그 제조 방법 |
US7425482B2 (en) | 2004-10-13 | 2008-09-16 | Magna-Chip Semiconductor, Ltd. | Non-volatile memory device and method for fabricating the same |
JP2010087046A (ja) * | 2008-09-29 | 2010-04-15 | Nec Electronics Corp | 不揮発性半導体装置及び不揮発性半導体装置の製造方法 |
KR20100080240A (ko) * | 2008-12-31 | 2010-07-08 | 주식회사 동부하이텍 | 플래시메모리 소자 및 그 제조 방법 |
KR101024336B1 (ko) * | 2009-02-13 | 2011-03-23 | 매그나칩 반도체 유한회사 | 비휘발성 메모리 셀 및 그의 제조방법 |
-
2011
- 2011-10-19 KR KR1020110107228A patent/KR101648594B1/ko active IP Right Grant
-
2012
- 2012-05-11 US US13/469,238 patent/US8674427B2/en active Active
- 2012-06-18 CN CN201210206135.4A patent/CN103065952B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010012218A1 (en) * | 1998-12-02 | 2001-08-09 | Winbond Electronics Corp. | Circuit for controlling the potential difference between the substrate and the control gate of non-volatile memory and its control method |
KR20050095429A (ko) * | 2004-03-26 | 2005-09-29 | 매그나칩 반도체 유한회사 | Eeprom 셀 및 그 제조 방법 |
KR20050097224A (ko) * | 2004-03-31 | 2005-10-07 | 매그나칩 반도체 유한회사 | 플래시 메모리 소자와 그 제조 및 소거 방법 |
KR20060059035A (ko) * | 2004-11-26 | 2006-06-01 | 매그나칩 반도체 유한회사 | 반도체 소자의 형성 방법 |
JP2007081335A (ja) * | 2005-09-16 | 2007-03-29 | Renesas Technology Corp | 半導体装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108281384A (zh) * | 2014-03-21 | 2018-07-13 | 意法半导体(鲁塞)公司 | 包括邻近晶体管的集成结构 |
CN108281384B (zh) * | 2014-03-21 | 2022-12-20 | 意法半导体(鲁塞)公司 | 包括邻近晶体管的集成结构 |
Also Published As
Publication number | Publication date |
---|---|
KR101648594B1 (ko) | 2016-09-02 |
US20130099301A1 (en) | 2013-04-25 |
US8674427B2 (en) | 2014-03-18 |
KR20130043025A (ko) | 2013-04-29 |
CN103065952B (zh) | 2017-06-30 |
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Effective date of registration: 20201019 Address after: Han Guozhongqingbeidao Patentee after: Key Foundry Co.,Ltd. Address before: Han Guozhongqingbeidao Patentee before: Magnachip Semiconductor, Ltd. |
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Address after: Republic of Korea Patentee after: Aisi Kaifang Semiconductor Co.,Ltd. Country or region after: Republic of Korea Address before: Han Guozhongqingbeidao Patentee before: Key Foundry Co.,Ltd. Country or region before: Republic of Korea |