Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4237831 | Two-cycle engine | Masaaki Noguchi, Taro Tanaka, Yukiyasu Tanaka, by Koichiro Tanaka, successor, by Mihoko Miyazaki, successor | 1980-12-09 |
| 4216747 | Uniflow, double-opposed piston type two-cycle internal combustion engine | Masaaki Noguchi, Yukiyasu Tanaka, Taro Tanaka | 1980-08-12 |