Yoshitaka Yamada

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sparkplug voltage probe for use with an internal combustion engine...
- Patent number 5,543,716
- Issue date Aug 6, 1996
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Sparkplug voltage probe device having a capacitance compensating fu...
- Patent number 5,491,417
- Issue date Feb 13, 1996
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Snap-in type sparkplug voltage probe device for use in internal com...
- Patent number 5,453,694
- Issue date Sep 26, 1995
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Spark plug voltage probe device for detecting a burning condition a...
- Patent number 5,426,370
- Issue date Jun 20, 1995
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Liquid mixing ratio sensor
- Patent number 5,048,952
- Issue date Sep 17, 1991
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- G01 - MEASURING TESTING
Information Patent Grant
Mixing ratio detecting device for composite liquid
- Patent number 5,046,842
- Issue date Sep 10, 1991
- NGK Spark Plug Co., Ltd.
- Shigeru Miyata
- G01 - MEASURING TESTING