Inventor
KOKUBO KAZUNARI
JP5 patents
Patents
5 patentsUS9053912B2Jun 9, 2015
Fine particle measurement system
NGK SPARK PLUG CO12 citations79
US9897528B2Feb 20, 2018
Particulate detection system
NGK SPARK PLUG CO5 citations71
US9719907B2Aug 1, 2017
Particulate detection system
NGK SPARK PLUG CO6 citations71
US11094500B2Aug 17, 2021
Discharge control apparatus and method
NGK SPARK PLUG CO0 citations50
US10352901B2Jul 16, 2019
Particulate measurement system
NGK SPARK PLUG CO0 citations39