P

Inventor

ONOYAMA TAKASHI

JP5 patents
⚠️ This page may combine multiple inventors who share the name “ONOYAMA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON YAKIN KOGYO CO LTD

3 patents

HITACHI SOFTWARE ENG

1 patent

AKIYAMA TAKAYUKI

1 patent