P

Inventor

OKADA TOSHIHIKO

JP21 patents
⚠️ This page may combine multiple inventors who share the name “OKADA TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKI ELECTRIC IND CO LTD

4 patents

SHIONOGI & CO

4 patents

DAIHEN CORP

4 patents

GUNZE KK

4 patents

NIPPON KOKAN KK

2 patents

MITSUI PETROCHEMICAL IND

1 patent

NIPPON KOKAN KAUBSHIKI KAISHA

1 patent

OKADA TOSHIHIKO

1 patent