Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858570 | V-type engine | Kazumi Okamura, Hideo Nakayama, Yasuhiro Okasako | 1989-08-22 |
HM
Hiroyouki Matsumoto
Overall (All Time): #3,935,645 of 4,157,543Top 95%
1
Patents All Time