Kouji Okazaki

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spark plug with built-in pressure sensor
- Patent number 5,955,826
- Issue date Sep 21, 1999
- NGK Spark Plug Co., Ltd.
- Takahiro Suzuki
- G01 - MEASURING TESTING
Information Patent Grant
Spark plug with built-in pressure sensor
- Patent number 5,479,817
- Issue date Jan 2, 1996
- NGK Spark Plug Co., Ltd.
- Takahiro Suzuki
- G01 - MEASURING TESTING