Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9676467 | Watercraft for leisure use | Akira Terazawa, Kouji Kinoshita, Kiyoyuki Okuyama | 2017-06-13 |
| D738284 | Boat | Kiyoyuki Okuyama, Akira Terazawa | 2015-09-08 |
| D735111 | Boat | Kiyoyuki Okuyama, Akira Terazawa | 2015-07-28 |