-
-
-
-
-
NOx sensor
-
Patent number 6,224,727
-
Issue date May 1, 2001
-
NGK Spark Plug Co., Ltd.
-
Shigeru Miyata
-
G01 - MEASURING TESTING
-
Ion current detection apparatus
-
Patent number 6,222,368
-
Issue date Apr 24, 2001
-
NGK Spark Plug Co., Ltd.
-
Hiroshi Inagaki
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
-
-
-
-
Misfire detecting device
-
Patent number 5,754,051
-
Issue date May 19, 1998
-
NGK Spark Plug Co., Ltd.
-
Shigeru Miyata
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
-
-
Misfire detecting device
-
Patent number 5,581,188
-
Issue date Dec 3, 1996
-
NGK Spark Plug Co., Ltd.
-
Shigeru Miyata
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-