P

Inventor

TOMIYASU SHIZUO

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

TOYO STAUFFER CHEM CO

7 patents

TOSOH FINECHEM CORP

2 patents

TOMIYASU SHIZUO

2 patents

HAGA KENICHI

2 patents