Shigehiro OTSUKA

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Gifu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas sensor element and gas sensor
- Patent number 9,291,525
- Issue date Mar 22, 2016
- NGK Spark Plug Co., Ltd.
- Shigehiro Otsuka
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor element, and gas sensor
- Patent number 9,234,870
- Issue date Jan 12, 2016
- NGK Spark Plug Co., Ltd.
- Shigehiro Otsuka
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor element and gas sensor
- Patent number 8,992,752
- Issue date Mar 31, 2015
- NGK Spark Plug Co., Ltd.
- Masaki Onkawa
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GAS SENSOR ELEMENT, AND GAS SENSOR
- Publication number 20140291150
- Publication date Oct 2, 2014
- NGK Spark Plug Co. Ltd
- Shigehiro Otsuka
- G01 - MEASURING TESTING
Information Patent Application
GAS SENSOR ELEMENT AND GAS SENSOR
- Publication number 20140130572
- Publication date May 15, 2014
- Shigehiro OTSUKA
- G01 - MEASURING TESTING
Information Patent Application
GAS SENSOR ELEMENT AND GAS SENSOR
- Publication number 20120211362
- Publication date Aug 23, 2012
- NGK SPARK PLUG CO., LTD.
- Masaki ONKAWA
- G01 - MEASURING TESTING