CN110943320B - 连接器、具有连接器的装置及连接器的制造方法 - Google Patents

连接器、具有连接器的装置及连接器的制造方法 Download PDF

Info

Publication number
CN110943320B
CN110943320B CN201910732950.6A CN201910732950A CN110943320B CN 110943320 B CN110943320 B CN 110943320B CN 201910732950 A CN201910732950 A CN 201910732950A CN 110943320 B CN110943320 B CN 110943320B
Authority
CN
China
Prior art keywords
conductive layer
connector
body portion
wiring board
multilayer wiring
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.)
Active
Application number
CN201910732950.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN110943320A (zh
Inventor
户田健太郎
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.)
Japan Aviation Electronics Industry Ltd
Original Assignee
Japan Aviation Electronics Industry 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
Application filed by Japan Aviation Electronics Industry Ltd filed Critical Japan Aviation Electronics Industry Ltd
Publication of CN110943320A publication Critical patent/CN110943320A/zh
Application granted granted Critical
Publication of CN110943320B publication Critical patent/CN110943320B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66Structural association with built-in electrical component
    • H01R13/665Structural association with built-in electrical component with built-in electronic circuit
    • H01R13/6658Structural association with built-in electrical component with built-in electronic circuit on printed circuit board
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02Contact members
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/11Printed elements for providing electric connections to or between printed circuits
    • H05K1/117Pads along the edge of rigid circuit boards, e.g. for pluggable connectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50Fixed connections
    • H01R12/51Fixed connections for rigid printed circuits or like structures
    • H01R12/52Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70Coupling devices
    • H01R12/7005Guiding, mounting, polarizing or locking means; Extractors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70Coupling devices
    • H01R12/71Coupling devices for rigid printing circuits or like structures
    • H01R12/72Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40Securing contact members in or to a base or case; Insulating of contact members
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/652Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding   with earth pin, blade or socket
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/60Contacts spaced along planar side wall transverse to longitudinal axis of engagement
    • H01R24/62Sliding engagements with one side only, e.g. modular jack coupling devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/16Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/11Printed elements for providing electric connections to or between printed circuits
    • H05K1/111Pads for surface mounting, e.g. lay-out
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70Coupling devices
    • H01R12/71Coupling devices for rigid printing circuits or like structures
    • H01R12/72Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/721Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures cooperating directly with the edge of the rigid printed circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00Four or more poles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/60Contacts spaced along planar side wall transverse to longitudinal axis of engagement
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0296Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
    • H05K1/0298Multilayer circuits
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/11Printed elements for providing electric connections to or between printed circuits
    • H05K1/111Pads for surface mounting, e.g. lay-out
    • H05K1/112Pads for surface mounting, e.g. lay-out directly combined with via connections
    • H05K1/113Via provided in pad; Pad over filled via
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/07Electric details
    • H05K2201/0707Shielding
    • H05K2201/0723Shielding provided by an inner layer of PCB
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09145Edge details
    • H05K2201/09172Notches between edge pads
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007Types of components
    • H05K2201/10189Non-printed connector

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
  • Structure Of Printed Boards (AREA)
CN201910732950.6A 2018-09-21 2019-08-09 连接器、具有连接器的装置及连接器的制造方法 Active CN110943320B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-177750 2018-09-21
JP2018177750A JP7232006B2 (ja) 2018-09-21 2018-09-21 コネクタ、コネクタを備える装置及びコネクタの製造方法

Publications (2)

Publication Number Publication Date
CN110943320A CN110943320A (zh) 2020-03-31
CN110943320B true CN110943320B (zh) 2021-11-05

Family

ID=69883847

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910732950.6A Active CN110943320B (zh) 2018-09-21 2019-08-09 连接器、具有连接器的装置及连接器的制造方法

Country Status (4)

Country Link
US (1) US11056844B2 (https=)
JP (1) JP7232006B2 (https=)
CN (1) CN110943320B (https=)
TW (1) TWI716956B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI657622B (zh) * 2018-05-16 2019-04-21 巧連科技股份有限公司 高頻優化連接器
JP2025005130A (ja) * 2023-06-27 2025-01-16 日本航空電子工業株式会社 コネクタ及びテストフィクスチャ

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002001928A1 (en) * 2000-06-26 2002-01-03 3M Innovative Properties Company Vialess printed circuit board
CN201213178Y (zh) * 2008-04-30 2009-03-25 展胜电业股份有限公司 高频数字影音接头
TWM390562U (en) * 2010-04-23 2010-10-11 Wanshih Electronic Co Ltd An electronic connector
CN102349201A (zh) * 2009-01-15 2012-02-08 3M创新有限公司 具有多层pcb的电信插座
CN102687350A (zh) * 2009-11-06 2012-09-19 莫列斯公司 具有参考电路的多层电路元件
CN204179284U (zh) * 2014-09-26 2015-02-25 特通科技有限公司 电连接器母头
CN104505624A (zh) * 2014-11-24 2015-04-08 永泰电子(东莞)有限公司 连接器组件及其制造方法
CN206789769U (zh) * 2017-03-22 2017-12-22 杭州良淋电子科技股份有限公司 一种柔性扁平延长线缆组件

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3338527B2 (ja) * 1992-10-07 2002-10-28 富士通株式会社 高密度積層形のコネクタ、及び、コネクタの設計方法
JPH09204940A (ja) * 1996-01-29 1997-08-05 Fujikura Ltd フラットケーブルの電子部品実装方法
JP4469256B2 (ja) * 2004-11-05 2010-05-26 日本圧着端子製造株式会社 フレキシブル基板用コネクタ
JP5019079B2 (ja) * 2010-03-10 2012-09-05 第一精工株式会社 コネクタ装置
WO2012027531A1 (en) * 2010-08-25 2012-03-01 Access Business Group International Llc Wireless power supply system and multi-layer shim assembly
US9466925B2 (en) 2013-01-18 2016-10-11 Molex, Llc Paddle card assembly for high speed applications
US9905944B2 (en) * 2013-07-19 2018-02-27 Foxconn Interconnect Technology Limited Flippable electrical connector
CN206412559U (zh) 2014-05-08 2017-08-15 苹果公司 连接器系统以及连接器插座
JP5797309B1 (ja) * 2014-07-22 2015-10-21 株式会社フジクラ プリント配線板
CN204577744U (zh) 2014-11-24 2015-08-19 永泰电子(东莞)有限公司 插座连接器
US9413117B2 (en) 2014-11-24 2016-08-09 Yong Tai Electronic(DONGGUAN) Ltd. Receptacle
CN204333366U (zh) 2014-11-24 2015-05-13 永泰电子(东莞)有限公司 连接器组件
JP2017021951A (ja) * 2015-07-09 2017-01-26 パナソニックIpマネジメント株式会社 コネクタ及びそれを用いた接続装置
CN105470698A (zh) 2015-12-31 2016-04-06 联想(北京)有限公司 公头和接头结构
JP6710053B2 (ja) * 2016-01-26 2020-06-17 日本メクトロン株式会社 フレキシブルプリント基板およびフレキシブルプリント基板の製造方法
WO2018028709A1 (zh) 2016-08-12 2018-02-15 蔡周贤 正反双面电连接器
CN206148724U (zh) 2016-08-31 2017-05-03 番禺得意精密电子工业有限公司 连接件及具有连接件的连接器
WO2018168352A1 (ja) * 2017-03-13 2018-09-20 株式会社村田製作所 レセプタクル

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002001928A1 (en) * 2000-06-26 2002-01-03 3M Innovative Properties Company Vialess printed circuit board
CN201213178Y (zh) * 2008-04-30 2009-03-25 展胜电业股份有限公司 高频数字影音接头
CN102349201A (zh) * 2009-01-15 2012-02-08 3M创新有限公司 具有多层pcb的电信插座
CN102687350A (zh) * 2009-11-06 2012-09-19 莫列斯公司 具有参考电路的多层电路元件
TWM390562U (en) * 2010-04-23 2010-10-11 Wanshih Electronic Co Ltd An electronic connector
CN204179284U (zh) * 2014-09-26 2015-02-25 特通科技有限公司 电连接器母头
CN104505624A (zh) * 2014-11-24 2015-04-08 永泰电子(东莞)有限公司 连接器组件及其制造方法
CN206789769U (zh) * 2017-03-22 2017-12-22 杭州良淋电子科技股份有限公司 一种柔性扁平延长线缆组件

Also Published As

Publication number Publication date
US20200099175A1 (en) 2020-03-26
US11056844B2 (en) 2021-07-06
TW202036993A (zh) 2020-10-01
JP7232006B2 (ja) 2023-03-02
TWI716956B (zh) 2021-01-21
CN110943320A (zh) 2020-03-31
JP2020053415A (ja) 2020-04-02

Similar Documents

Publication Publication Date Title
US11146024B2 (en) Electrical connector
CN107534234B (zh) 多极连接器
CN101958496B (zh) 插座、电路板组件以及具有插座和电路板组件的设备
CN111129803B (zh) 电连接器以及电子器件
TWI440258B (zh) 印刷電路板配置
JP6520891B2 (ja) 電気コネクタの製造方法
CN103503248A (zh) 具有插入模制端子的插座
CN110943320B (zh) 连接器、具有连接器的装置及连接器的制造方法
WO2017132959A1 (en) Plug connector with integrated galvanic separation
JP2004288453A (ja) 電気コネクタ組立体
EP1429389A1 (en) Compact circuit module having high mounting accuracy and method of manufacturing the same
US7207809B2 (en) Method of manufacturing terminal
US20050020134A1 (en) Modular electrical connector
TWI476992B (zh) 具有信號及同軸接點之連接器組件
CN114069317B (zh) 包括散热孔的电连接器
US12555935B2 (en) High speed, high density cable connector
US10541480B2 (en) Electrical connector assembly
CN113270756B (zh) 高速传输用连接器的壳体以及高速传输用连接器
EP4207954B1 (en) Assembly and harness assembly
JP5953442B2 (ja) コンピュータシステムのアセンブリ及び角度プラグ
CN100553044C (zh) 连接器
US7118392B2 (en) Electrical connector and method for manufacturing same
JP2004288455A (ja) 電気コネクタ
JP2020170657A (ja) コネクタ
US9520682B2 (en) Shielding electrical connector and method of making the same

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
GR01 Patent grant
GR01 Patent grant