Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4903483 | Exhaust system for V-type engine | Mamoru Atsuumi, Yorio Futakuchi | 1990-02-27 |
HK
Hiroyuki Kosugi
Overall (All Time): #3,896,668 of 4,157,543Top 95%
1
Patents All Time