JP2021013010A - 積層セラミックキャパシタ - Google Patents
積層セラミックキャパシタ Download PDFInfo
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- JP2021013010A JP2021013010A JP2020040248A JP2020040248A JP2021013010A JP 2021013010 A JP2021013010 A JP 2021013010A JP 2020040248 A JP2020040248 A JP 2020040248A JP 2020040248 A JP2020040248 A JP 2020040248A JP 2021013010 A JP2021013010 A JP 2021013010A
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- ceramic capacitor
- multilayer ceramic
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- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 43
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 45
- 238000007747 plating Methods 0.000 claims description 35
- 229910052759 nickel Inorganic materials 0.000 claims description 19
- 238000010304 firing Methods 0.000 claims description 15
- 230000015556 catabolic process Effects 0.000 abstract description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 26
- 238000000034 method Methods 0.000 description 17
- 239000003990 capacitor Substances 0.000 description 13
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 12
- 239000000919 ceramic Substances 0.000 description 11
- 239000010949 copper Substances 0.000 description 11
- 239000010936 titanium Substances 0.000 description 11
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 9
- 229910052763 palladium Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000010931 gold Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000000758 substrate Substances 0.000 description 6
- 239000011575 calcium Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 3
- 229910002113 barium titanate Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 229910004762 CaSiO Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
- H01G4/2325—Terminals electrically connecting two or more layers of a stacked or rolled capacitor characterised by the material of the terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/02—Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/012—Form of non-self-supporting electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/252—Terminals the terminals being coated on the capacitive element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
Description
210 本体
211、411 誘電体層
212、213 カバー部
250 識別部
221、222、421、422 内部電極
231、232、233、234、431、432、433、434 連結電極
241、242、243、244 外部電極
241a、242a、243a、244a 焼成電極
241b、242b、243b、244b 第1めっき層
241c、242c、243c、244c 第2めっき層
Claims (13)
- 誘電体層、及び前記誘電体層を間に挟んで配置され、互いに点対称をなす第1及び第2内部電極を含む本体と、
前記誘電体層と直交する方向に本体を貫通して前記第1内部電極と連結される第1及び第2連結電極と、
前記誘電体層と直交する方向に本体を貫通して前記第2内部電極と連結される第3及び第4連結電極と、
前記本体の両面に配置され、前記第1及び第2連結電極と連結される第1及び第2外部電極と、
前記第1及び第2外部電極と離隔し、前記第3及び第4連結電極と連結される第3及び第4外部電極と、を含み、
前記第1内部電極は第3及び第4ビアホールを含み、第2内部電極は第1及び第2ビアホールを含む、積層セラミックキャパシタ。 - 前記第1及び第2連結電極は、第2内部電極の第1及び第2ビアホールを貫通し、
前記第3及び第4連結電極は、第1内部電極の第3及び第4ビアホールを貫通する、請求項1に記載の積層セラミックキャパシタ。 - 前記第1及び第2内部電極は長方形の形状である、請求項1または2に記載の積層セラミックキャパシタ。
- 前記第1ビアホールと第3ビアホールの間隔または第2ビアホールと第4ビアホールの間隔D3に対する第1及び第2連結電極の間隔または第3及び第4連結電極の間隔D1の割合(D1/D3)は1.9以上である、請求項1から3のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1ビアホールと第3ビアホールの間隔または第2ビアホールと第4ビアホールの間隔D3に対する第1及び第2連結電極の間隔または第3及び第4連結電極の間隔D1の割合(D1/D3)は5.0以下である、請求項1から3のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1ビアホールと第3ビアホールの間隔または第2ビアホールと第4ビアホールの間隔D3に対する第1〜第4連結電極のいずれかの直径D2の割合(D2/D3)は0.35以上である、請求項1から5のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1ビアホールと第3ビアホールの間隔または第2ビアホールと第4ビアホールの間隔D3に対する第1〜第4連結電極のいずれかの直径D2の割合(D2/D3)は0.6以下である、請求項1から5のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1及び第2内部電極はニッケルを含む、請求項1から7のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1〜第4外部電極はニッケルを含む焼成電極である、請求項1から8のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1〜第4外部電極は中心線平均粗さ(Ra)が1nm〜100nmの範囲内である、請求項1から9のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1〜第4外部電極は焼成電極上に順に積層された第1めっき層及び第2めっき層を含む、請求項1から10のいずれか一項に記載の積層セラミックキャパシタ。
- 前記第1〜第4外部電極の厚さは1μm〜10μmの範囲内である、請求項1から11のいずれか一項に記載の積層セラミックキャパシタ。
- 前記本体は厚さが100μm以下である、請求項1から12のいずれか一項に記載の積層セラミックキャパシタ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0081138 | 2019-07-05 | ||
KR1020190081138A KR102620521B1 (ko) | 2019-07-05 | 2019-07-05 | 적층 세라믹 커패시터 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021013010A true JP2021013010A (ja) | 2021-02-04 |
JP7379790B2 JP7379790B2 (ja) | 2023-11-15 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020040248A Active JP7379790B2 (ja) | 2019-07-05 | 2020-03-09 | 積層セラミックキャパシタ |
Country Status (3)
Country | Link |
---|---|
US (2) | US11282648B2 (ja) |
JP (1) | JP7379790B2 (ja) |
KR (1) | KR102620521B1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102333086B1 (ko) * | 2019-08-19 | 2021-12-01 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
KR20190116122A (ko) * | 2019-07-04 | 2019-10-14 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0817675A (ja) * | 1994-06-24 | 1996-01-19 | Kyocera Corp | チップ型積層セラミックコンデンサ |
JP2004095685A (ja) * | 2002-08-29 | 2004-03-25 | Kyocera Corp | 積層コンデンサ及びその製造方法 |
JP2012009813A (ja) * | 2010-05-27 | 2012-01-12 | Murata Mfg Co Ltd | セラミック電子部品及びその製造方法 |
JP2014131006A (ja) * | 2012-12-27 | 2014-07-10 | Samsung Electro-Mechanics Co Ltd | 電子部品内蔵印刷回路基板及びその製造方法 |
JP2014187289A (ja) * | 2013-03-25 | 2014-10-02 | Murata Mfg Co Ltd | 積層セラミックコンデンサ |
US20180027656A1 (en) * | 2016-07-20 | 2018-01-25 | Samsung Electro-Mechanics Co., Ltd. | Capacitor and board having the same |
JP2018129499A (ja) * | 2017-02-10 | 2018-08-16 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | キャパシタ部品 |
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JP3363651B2 (ja) * | 1994-04-21 | 2003-01-08 | キヤノン株式会社 | プリント配線板およびその設計方法 |
WO2001080256A1 (fr) * | 2000-04-14 | 2001-10-25 | Matsushita Electric Industrial Co., Ltd. | Corps stratifie, condensateur, composant electronique, procede et dispositif de fabrication dudit corps stratifie, dudit condensateur et dudit composant electronique |
EP1538639B1 (en) * | 2003-12-05 | 2007-02-28 | NGK Spark Plug Co., Ltd. | Capacitor and method for manufacturing the same |
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KR20190116122A (ko) | 2019-07-04 | 2019-10-14 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
-
2019
- 2019-07-05 KR KR1020190081138A patent/KR102620521B1/ko active IP Right Grant
-
2020
- 2020-03-04 US US16/808,674 patent/US11282648B2/en active Active
- 2020-03-09 JP JP2020040248A patent/JP7379790B2/ja active Active
-
2022
- 2022-02-08 US US17/666,968 patent/US11735371B2/en active Active
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JPH0817675A (ja) * | 1994-06-24 | 1996-01-19 | Kyocera Corp | チップ型積層セラミックコンデンサ |
JP2004095685A (ja) * | 2002-08-29 | 2004-03-25 | Kyocera Corp | 積層コンデンサ及びその製造方法 |
JP2012009813A (ja) * | 2010-05-27 | 2012-01-12 | Murata Mfg Co Ltd | セラミック電子部品及びその製造方法 |
JP2014131006A (ja) * | 2012-12-27 | 2014-07-10 | Samsung Electro-Mechanics Co Ltd | 電子部品内蔵印刷回路基板及びその製造方法 |
JP2014187289A (ja) * | 2013-03-25 | 2014-10-02 | Murata Mfg Co Ltd | 積層セラミックコンデンサ |
US20180027656A1 (en) * | 2016-07-20 | 2018-01-25 | Samsung Electro-Mechanics Co., Ltd. | Capacitor and board having the same |
JP2018129499A (ja) * | 2017-02-10 | 2018-08-16 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | キャパシタ部品 |
Also Published As
Publication number | Publication date |
---|---|
US11735371B2 (en) | 2023-08-22 |
US20220165504A1 (en) | 2022-05-26 |
KR102620521B1 (ko) | 2024-01-03 |
US20210005389A1 (en) | 2021-01-07 |
KR20190116125A (ko) | 2019-10-14 |
US11282648B2 (en) | 2022-03-22 |
JP7379790B2 (ja) | 2023-11-15 |
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