Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10371042 | Uniflow scavenging two-cycle engine | Yutaka Masuda, Takayuki Yamada, Takeshi Yamada, Jun Teramoto | 2019-08-06 |
| 9810142 | Uniflow-scavenging-type two-cycle engine | Yutaka Masuda, Takayuki Yamada, Takayuki Hirose, Takeshi Yamada | 2017-11-07 |
| 9790843 | Uniflow scavenging 2-cycle engine | Yutaka Masuda, Takayuki Yamada, Takeshi Yamada | 2017-10-17 |
| 9556818 | Two-stroke uniflow engine | Takayuki Yamada, Takayuki Hirose, Yasunori Ashikaga, Takeshi Yamada | 2017-01-31 |
| 8972151 | Two-cycle engine | Takayuki Hirose, Takeshi Yamada, Yasunori Ashikaga, Takayuki Yamada, Takahiro Takimoto +1 more | 2015-03-03 |