Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7121251 | Multi-link piston crank mechanism for internal combustion engine | Katsuya Moteki, Naoki Takahashi, Kenshi Ushijima | 2006-10-17 |
MI
Masashi Imadu
Overall (All Time): #3,431,137 of 4,157,543Top 85%
1
Patents All Time