Nobuo Kawai

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas sensor production method and gas sensor
- Patent number 7,631,539
- Issue date Dec 15, 2009
- NGK Spark Plug Co., Ltd.
- Shoji Akatsuka
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor having protector and protection cap
- Patent number 6,606,900
- Issue date Aug 19, 2003
- NGK Spark Plug Co., Ltd.
- Masaaki Murase
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor
- Patent number 4,656,863
- Issue date Apr 14, 1987
- NGK Spark Plug Co., Ltd.
- Akio Takami
- G01 - MEASURING TESTING
Information Patent Grant
Gas component detecting plug
- Patent number 4,596,132
- Issue date Jun 24, 1986
- NGK Spark Plug Co., Ltd.
- Akio Takami
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Gas sensor production method and gas sensor
- Publication number 20070167079
- Publication date Jul 19, 2007
- NGK SPARK PLUG CO., LTD
- Shoji Akatsuka
- G01 - MEASURING TESTING
Information Patent Application
Gas sensor
- Publication number 20020020210
- Publication date Feb 21, 2002
- Masaaki Murase
- G01 - MEASURING TESTING