Inventor
GOZAWA TATSUYA
JP28 patents
⚠️ This page may combine multiple inventors who share the name “GOZAWA TATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
23 patentsUS10770868B1Sep 8, 2020
Spark plug that suppresses pre-ignition and misfires
NGK SPARK PLUG CO8 citations83
US10714908B1Jul 14, 2020
Spark plug
NGK SPARK PLUG CO8 citations83
US10033163B1Jul 24, 2018
Spark plug
NGK SPARK PLUG CO8 citations83
US11715933B2Aug 1, 2023
Spark plug
NGK SPARK PLUG CO5 citations74
US11431155B2Aug 30, 2022
Spark plug
NGK SPARK PLUG CO6 citations74
US11424600B1Aug 23, 2022
Spark plug
NGK SPARK PLUG CO2 citations72
US10944244B2Mar 9, 2021
Spark plug
NGK SPARK PLUG CO6 citations72
US10811851B1Oct 20, 2020
Spark plug
NGK SPARK PLUG CO2 citations72
US10777976B1Sep 15, 2020
Spark plug
NGK SPARK PLUG CO4 citations72
US9705292B2Jul 11, 2017
Spark plug and method for producing the same
NGK SPARK PLUG CO3 citations72
US11695258B2Jul 4, 2023
Spark plug
NGK SPARK PLUG CO4 citations69
US11515690B2Nov 29, 2022
Spark plug
NGK SPARK PLUG CO0 citations62
US10910796B2Feb 2, 2021
Spark plug
NGK SPARK PLUG CO0 citations62
US10714904B2Jul 14, 2020
Spark plug
NGK SPARK PLUG CO1 citations62
US10666023B2May 26, 2020
Spark plug
NGK SPARK PLUG CO1 citations62
US10312669B2Jun 4, 2019
Spark plug
NGK SPARK PLUG CO1 citations62
US10833486B1Nov 10, 2020
Spark plug
NGK SPARK PLUG CO1 citations61
US12027827B2Jul 2, 2024
Spark plug
NGK SPARK PLUG CO0 citations51
US11005236B2May 11, 2021
Spark plug
NGK SPARK PLUG CO0 citations51
US10847951B1Nov 24, 2020
Spark plug with a plug cover for improving fuel economy
NGK SPARK PLUG CO0 citations51
US10868408B2Dec 15, 2020
Spark plug
NGK SPARK PLUG CO0 citations41
US10742002B1Aug 11, 2020
Spark plug
NGK SPARK PLUG CO0 citations40
US10186845B2Jan 22, 2019
Electrode tip for spark plug, and spark plug
NGK SPARK PLUG CO0 citations36
NITERRA CO LTD
5 patentsUS11929594B1Mar 12, 2024
Spark plug
NITERRA CO LTD4 citations69
US12160088B1Dec 3, 2024
Spark plug
NITERRA CO LTD0 citations62
US12160087B1Dec 3, 2024
Spark plug
NITERRA CO LTD0 citations62
US12088067B2Sep 10, 2024
Spark plug
NITERRA CO LTD0 citations51
US12080997B2Sep 3, 2024
Spark plug
NITERRA CO LTD0 citations51