P

Inventor

HACHIDA TAKAYUKI

JP3 patents
⚠️ This page may combine multiple inventors who share the name “HACHIDA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FERROTEC CORP

1 patent

NGK SPARK PLUG CO

1 patent

HIROTA YASUTAKE

1 patent