P

Inventor

OHKUMA TAKASHI

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

RICOH KK

4 patents

TAKASAGO PERFUMERY CO LTD

1 patent

TOYO ALUMINIUM KK

1 patent

RICOH CO LTD

1 patent