P

Inventor

OKUHARA TOSHIO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “OKUHARA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KANEKA CORP

4 patents

SHOWA DENKO KK

2 patents

NIPPON OIL CO LTD

1 patent