Inventor
FUJIMURA KENGO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “FUJIMURA KENGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
8 patentsUS11005237B2May 11, 2021
Ignition plug
NGK SPARK PLUG CO2 citations69
US9160145B2Oct 13, 2015
Insulator for spark plug and spark plug
NGK SPARK PLUG CO2 citations62
US9912126B2Mar 6, 2018
Spark plug insulator containing mullite and spark plug including same
NGK SPARK PLUG CO1 citations47
US11652335B2May 16, 2023
Spark plug
NGK SPARK PLUG CO0 citations45
US10601202B2Mar 24, 2020
Spark plug
NGK SPARK PLUG CO0 citations45
US12322931B2Jun 3, 2025
Spark plug
NGK SPARK PLUG CO0 citations41
US9570889B2Feb 14, 2017
Spark plug
NGK SPARK PLUG CO0 citations40
US9425585B2Aug 23, 2016
Insulator and spark plug
NGK SPARK PLUG CO0 citations39