Inventor

KOBA Takuto

JP4 patents

Patents

4 patents

US12095234B2Sep 17, 2024

Spark plug

NITERRA CO LTD1 citations61

US12249809B2Mar 11, 2025

Spark plug insulator and spark plug

NITERRA CO LTD0 citations59

US12095233B1Sep 17, 2024

Spark plug

NITERRA CO LTD1 citations58

US12095235B2Sep 17, 2024

Spark plug

NITERRA CO LTD0 citations46