P

Inventor

TAKAO HISASHI

JP14 patents
⚠️ This page may combine multiple inventors who share the name “TAKAO HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OTSUKA KAGAKU KK

8 patents

OTSUKA KAGAKU YAKUHIN

5 patents

OTSUKA CHEMICAL CO LTD

1 patent