Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858570 | V-type engine | Hiroyouki Matsumoto, Kazumi Okamura, Hideo Nakayama | 1989-08-22 |
YO
Yasuhiro Okasako
Overall (1989): #41,859 of 140,708Top 30%
1
Patents 1989