Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11315130 | Vending machine | Takashi Tanazawa, Minoru Murayama, Yusuke Nakajima, Yasuo Nakazato, Yasuhiro Yamazaki +1 more | 2022-04-26 |
| 6406261 | Counter propeller propulsion unit | — | 2002-06-18 |