Sigehiro OTSUKA

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Patents Grantslast 30 patents

Information Patent Grant
Gas sensor element and gas sensor
- Patent number 9,080,964
- Issue date Jul 14, 2015
- NGK Spark Plug Co., Ltd.
- Sigehiro Otsuka
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GAS SENSOR ELEMENT AND GAS SENSOR
- Publication number 20130104625
- Publication date May 2, 2013
- NGK SPARK PLUG CO., LTD.
- Sigehiro OTSUKA
- G01 - MEASURING TESTING