Inventor
KASHIMA TOMOKATSU
JP6 patents
Patents
6 patentsUS9306374B2Apr 5, 2016
Spark plug
NGK SPARK PLUG CO3 citations71
US9246313B2Jan 26, 2016
Ignition system
NGK SPARK PLUG CO2 citations61
US12009639B2Jun 11, 2024
Spark plug
NGK SPARK PLUG CO0 citations52
US9124075B2Sep 1, 2015
Ignition system
NGK SPARK PLUG CO1 citations50
US8928212B2Jan 6, 2015
Spark plug
NGK SPARK PLUG CO0 citations40
US10804682B2Oct 13, 2020
Spark plug
NGK SPARK PLUG CO0 citations34