JP6930661B2 - 基板接合構造 - Google Patents
基板接合構造 Download PDFInfo
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/144—Stacked arrangements of planar printed circuit boards
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/36—Assembling printed circuits with other printed circuits
- H05K3/368—Assembling printed circuits with other printed circuits parallel to each other
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- H—ELECTRICITY
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0271—Arrangements for reducing stress or warp in rigid printed circuit boards, e.g. caused by loads, vibrations or differences in thermal expansion
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
- H05K1/113—Via provided in pad; Pad over filled via
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0017—Etching of the substrate by chemical or physical means
- H05K3/0026—Etching of the substrate by chemical or physical means by laser ablation
- H05K3/0032—Etching of the substrate by chemical or physical means by laser ablation of organic insulating material
- H05K3/0035—Etching of the substrate by chemical or physical means by laser ablation of organic insulating material of blind holes, i.e. having a metal layer at the bottom
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0017—Etching of the substrate by chemical or physical means
- H05K3/0026—Etching of the substrate by chemical or physical means by laser ablation
- H05K3/0032—Etching of the substrate by chemical or physical means by laser ablation of organic insulating material
- H05K3/0038—Etching of the substrate by chemical or physical means by laser ablation of organic insulating material combined with laser drilling through a metal layer
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/429—Plated through-holes specially for multilayer circuits, e.g. having connections to inner circuit layers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0104—Properties and characteristics in general
- H05K2201/0129—Thermoplastic polymer, e.g. auto-adhesive layer; Shaping of thermoplastic polymer
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0141—Liquid crystal polymer [LCP]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/04—Assemblies of printed circuits
- H05K2201/041—Stacked PCBs, i.e. having neither an empty space nor mounted components in between
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09509—Blind vias, i.e. vias having one side closed
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09563—Metal filled via
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09609—Via grid, i.e. two-dimensional array of vias or holes in a single plane
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
- H05K2201/09827—Tapered, e.g. tapered hole, via or groove
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/06—Lamination
- H05K2203/061—Lamination of previously made multilayered subassemblies
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/06—Lamination
- H05K2203/065—Binding insulating layers without adhesive, e.g. by local heating or welding, before lamination of the whole PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/14—Related to the order of processing steps
- H05K2203/1484—Simultaneous treatments, e.g. soldering lead-in-hole components simultaneously with surface mounted components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/421—Blind plated via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4688—Composite multilayer circuits, i.e. comprising insulating layers having different properties
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Combinations Of Printed Boards (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Description
図1(A)は第1の実施形態に係る基板接合構造101の斜視図であり、図1(B)は図1(A)におけるB−B部分の縦断面図である。
第2の実施形態では、二つの基板に形成されている導体パターン同士を導通させる孔部を有する基板接合構造の例について示す。
B:上記放射方向での孔内導体5の厚み
C:孔部3の中心からの放射方向での融着部FPの厚み
D:第1基板1と第2基板2との重なり部の全体の厚み
Aは0.03mm以上0.1mm以下
Dが0.5mm以下のとき、Bは0.01mm以上、
Dが1.0mm以上のとき、Bは0.02mm以上、
Cは0.02mm以上0.1mm以下である。
C<D
B<C
の関係にある。
第3の実施形態では、第一種の孔部と第二種の孔部とを備える基板接合構造について示す。
第4の実施形態では、非貫通の孔部を備える基板接合構造について示す。
第5の実施形態では、これまでに示した例とは、孔部の形状及び形成方法が異なる例を示す。
第6の実施形態では、レーザー加工による別の孔部の構造について示す。
NFP…非融着部
V…ビア導体
1…第1基板
1E…第1基板の端部
2…第2基板
2E…第2基板の端部
3…孔部
5…孔内導体
8…ドリル
11A,11B,11C…第1樹脂基材
12G1,12G2…グランド導体パターン
12P1,12P2,12P3…パッド
12S…信号用導体パターン
13…第1樹脂基材の溶融部
21A,21B,21C…第2樹脂基材
22G1,22G2…グランド導体パターン
22S…信号用導体パターン
22P1,22P2,22P3…パッド
23…第2樹脂基材の溶融部
31…第一種孔部
32…第二種孔部
101…基板接合構造
102A,102B…基板接合構造
103,104…基板接合構造
105A,105B…基板接合構造
106…基板接合構造
Claims (12)
- 加熱によって溶融する第1樹脂基材を備える第1基板と、
加熱によって溶融する第2樹脂基材を備え、前記第1基板との重なり部を有する第2基板と、を有し、
前記第1基板及び前記第2基板の前記重なり部に、前記第1基板から前記第2基板へ連続する孔部が形成されており、
前記第1基板は、前記孔部の周囲に前記第1樹脂基材の溶融部を備え、
前記第2基板は、前記孔部の周囲に前記第2樹脂基材の溶融部を備え、
前記第1基板と前記第2基板とは、前記第1樹脂基材の溶融部と前記第2樹脂基材の溶融部との融着部を介して接合されていて、
前記第1基板及び前記第2基板には導体パターンが形成されていて、
前記孔部は複数設けられていて、
複数の前記孔部は第一種孔部と第二種孔部とで構成され、
前記第一種孔部の内面に孔内導体が形成されていて、
前記第一種孔部は、前記孔内導体を介して前記第1基板の導体パターンと前記第2基板の導体パターンとを導通させ、前記第二種孔部は、前記第1基板の導体パターンと前記第2基板の導体パターンとを導通させず、
前記第2基板は曲げ部を有し,
前記第二種孔部は前記第一種孔部よりも前記曲げ部に近い位置に形成されている、
基板接合構造。 - 前記第1基板と前記第2基板との重なり部に非融着部が存在する、
請求項1に記載の基板接合構造。 - 前記非融着部は、前記融着部に比べて前記孔部から離れた位置にある、
請求項2に記載の基板接合構造。 - 前記第1基板及び前記第2基板は前記孔部の内周の8割以上の領域で前記第1樹脂基材及び前記第2樹脂基材の溶融部を介して接合されている、請求項1から3のいずれかに記載の基板接合構造。
- 前記孔部の中心からの放射方向での融着部の厚みは0.02mm以上0.1mm以下である、請求項4に記載の基板接合構造。
- 前記孔内導体は前記孔の内部に充填されている、請求項1から5のいずれかに記載の基板接合構造。
- 前記第1基板と前記第2基板との重なり部の全体の厚みは0.5mm以下であり、前記孔部の中心からの放射方向での前記孔内導体の厚みは0.01mm以上である、
請求項6に記載の基板接合構造。 - 前記第1基板と前記第2基板との重なり部の全体の厚みは1.0mm以上であり、前記孔部の中心からの放射方向での前記孔内導体の厚みは0.02mm以上である、
請求項6に記載の基板接合構造。 - 前記孔部は、前記第1基板を貫通し、前記第2基板を貫通しない、
請求項1から8のいずれかに記載の基板接合構造。 - 前記孔部は、前記第2基板での径より前記第1基板での径が大きいテーパー形状であり、
前記第1樹脂基材の溶融部は前記第2樹脂基材の溶融部より容積が大きい、
請求項1から9のいずれかに記載の基板接合構造。 - 前記第1基板は前記第2基板よりも厚さが薄い、
請求項10に記載の基板接合構造。 - 前記第1樹脂基材及び前記第2樹脂基材は液晶ポリマーで構成され、
前記孔部は直線形状であり、
前記第2基板の溶融部の融点は前記第1基板の溶融部の融点よりも高い、
請求項1から11のいずれかに記載の基板接合構造。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2018097085 | 2018-05-21 | ||
JP2018097085 | 2018-05-21 | ||
PCT/JP2019/019609 WO2019225488A1 (ja) | 2018-05-21 | 2019-05-17 | 基板接合構造 |
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JPWO2019225488A1 JPWO2019225488A1 (ja) | 2021-04-22 |
JP6930661B2 true JP6930661B2 (ja) | 2021-09-01 |
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US (1) | US11096282B2 (ja) |
JP (1) | JP6930661B2 (ja) |
CN (1) | CN213694306U (ja) |
WO (1) | WO2019225488A1 (ja) |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6484786A (en) * | 1987-09-28 | 1989-03-30 | Nec Corp | Multilayer printed wiring board |
JP2520583Y2 (ja) * | 1991-08-06 | 1996-12-18 | 住友電装株式会社 | 平面回路板の接続構造 |
JP2752285B2 (ja) * | 1992-02-26 | 1998-05-18 | シャープ株式会社 | プリント配線板 |
JP2758099B2 (ja) * | 1992-02-27 | 1998-05-25 | シャープ株式会社 | 多層フレキシブルプリント配線板 |
JP2863094B2 (ja) * | 1994-08-05 | 1999-03-03 | 矢崎総業株式会社 | 配線板の接続方法 |
DE10392162B4 (de) * | 2002-08-07 | 2012-02-23 | Denso Corporation | Schaltkreiskartenverbindungsstruktur und Herstellungsverfahren hierfür |
JP2005246704A (ja) | 2004-03-02 | 2005-09-15 | Mitsui Chemicals Inc | 樹脂材料の赤外線加工方法 |
JP2009012356A (ja) | 2007-07-05 | 2009-01-22 | Kirin Brewery Co Ltd | プラスチックフィルムラベル及びその製袋方法 |
JP2013098296A (ja) * | 2011-10-31 | 2013-05-20 | Yamaichi Electronics Co Ltd | 長尺フレキシブル配線板の製造方法 |
JP5782013B2 (ja) | 2012-11-15 | 2015-09-24 | 日本メクトロン株式会社 | フレキシブルプリント基板の接合方法 |
JPWO2015125951A1 (ja) * | 2014-02-24 | 2017-03-30 | 株式会社村田製作所 | 多層基板の製造方法および多層基板 |
JP2015159205A (ja) * | 2014-02-25 | 2015-09-03 | 株式会社村田製作所 | 多層基板の製造方法 |
JP6535980B2 (ja) * | 2014-05-28 | 2019-07-03 | 株式会社村田製作所 | フレキシブル多層基板 |
-
2019
- 2019-05-17 JP JP2020521199A patent/JP6930661B2/ja active Active
- 2019-05-17 CN CN201990000718.7U patent/CN213694306U/zh active Active
- 2019-05-17 WO PCT/JP2019/019609 patent/WO2019225488A1/ja active Application Filing
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2020
- 2020-10-22 US US17/076,844 patent/US11096282B2/en active Active
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US20210045245A1 (en) | 2021-02-11 |
WO2019225488A1 (ja) | 2019-11-28 |
US11096282B2 (en) | 2021-08-17 |
JPWO2019225488A1 (ja) | 2021-04-22 |
CN213694306U (zh) | 2021-07-13 |
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