P

Inventor

YOSHIMURA KOUHEI

JP12 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIMURA KOUHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC HARDMETAL CORP

9 patents

NGK SPARK PLUG CO

2 patents

SHISHIAI KK

1 patent