P

Inventor

OKA HIDETOSHI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “OKA HIDETOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON SHEET GLASS CO LTD

8 patents

KOJIMA PRESS KOGYO KK

1 patent

PILKINGTON GROUP LTD

1 patent

TANAKA KOSUKE

1 patent