Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961931 | Particulate trap | Syunsuke Ban, Tomohiko Ihara, Kiyoshi Kobashi, Hiromichi Yanagihara | 1999-10-05 |
YN
Yoichi Nagai
Overall (All Time): #3,662,495 of 4,157,543Top 90%
1
Patents All Time