Koji Ishikawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Connection terminal having a press-fitting part inserted into a hol...
- Patent number 9,379,465
- Issue date Jun 28, 2016
- NHK Spring Co., Ltd.
- Takahiro Fujii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Conductive contact unit
- Patent number 7,955,122
- Issue date Jun 7, 2011
- NHK Spring Co., Ltd.
- Jun Tominaga
- G01 - MEASURING TESTING
Information Patent Grant
Conductive contact and conductive contact unit
- Patent number 7,942,677
- Issue date May 17, 2011
- NHK Spring Co., Ltd.
- Taiichi Rikimaru
- G01 - MEASURING TESTING
Information Patent Grant
Conductive contact unit and conductive contact
- Patent number 7,866,986
- Issue date Jan 11, 2011
- NHK Spring Co., Ltd.
- Taiichi Rikimaru
- G01 - MEASURING TESTING
Information Patent Grant
Conductive contact unit
- Patent number 7,789,707
- Issue date Sep 7, 2010
- NHK Spring Co., Ltd.
- Jun Tominaga
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Metallic electronic component packaging arrangement
- Patent number 5,877,553
- Issue date Mar 2, 1999
- NHK Spring Co., Ltd.
- Osamu Nakayama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
CONNECTION TERMINAL FOR POWER MODULE
- Publication number 20150255903
- Publication date Sep 10, 2015
- NHK Spring Co., Ltd.
- Takahiro Fujii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTACT PROBE AND PROBE UNIT
- Publication number 20130002281
- Publication date Jan 3, 2013
- NHK Spring Co., Ltd.
- Takahiro Motegi
- G01 - MEASURING TESTING
Information Patent Application
Conductive Contact and Conductive Contact Unit
- Publication number 20100227514
- Publication date Sep 9, 2010
- NHK Spring Co., Ltd.
- Taiichi Rikimaru
- G01 - MEASURING TESTING
Information Patent Application
Conductive Contact Unit and Conductive Contact
- Publication number 20090298307
- Publication date Dec 3, 2009
- NHK Spring Co., Ltd.
- Taiichi Rikimaru
- G01 - MEASURING TESTING
Information Patent Application
Conductive Contact Unit
- Publication number 20090233493
- Publication date Sep 17, 2009
- NHK SPRING CO. LTD.
- Jun Tominaga
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Probe Holder and Probe Unit
- Publication number 20090153161
- Publication date Jun 18, 2009
- Koji Ishikawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Conductive Contact Unit
- Publication number 20090026050
- Publication date Jan 29, 2009
- NHK Spring Co., Ltd.
- Jun Tominaga
- G01 - MEASURING TESTING