P

Inventor

OKA TAKUJI

JP10 patents
⚠️ This page may combine multiple inventors who share the name “OKA TAKUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MAZDA MOTOR

4 patents

NIPPON ELECTRIC GLASS CO

4 patents

KATAYAMA HIROKI

1 patent

U SHIN LTD

1 patent