P

Inventor

SHIRAKI YASUSHI

JP12 patents
⚠️ This page may combine multiple inventors who share the name “SHIRAKI YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU PETROCHEMICAL CO

7 patents

IDEMITSU KOSAN CO

2 patents

SHIRAKI YASUSHI

2 patents

TASHIRO HIRONORI

1 patent