Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670756 | Silencer | Nobuyuki Yoshitoshi, Shigeo Kimura, Taketoshi Houjou, Kazuya Nimiya | 1997-09-23 |
AO
Akihiko Ohtaka
Overall (1997): #179,746 of 185,788Top 100%
1
Patents 1997