P

Inventor

KATSUYAMA HIROMOTO

JP9 patents
⚠️ This page may combine multiple inventors who share the name “KATSUYAMA HIROMOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON CATALYTIC CHEM IND

7 patents

MORITA CHEMICAL IND CO LTD

1 patent

HAGIWARA YUJI

1 patent