Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6328616 | Trim-tilt device for a marine propulsion unit | Tamotsu Nakamura, Hisao Takayanagi, Keiji Orihara | 2001-12-11 |
| 6213823 | Trim-tilt device for marine propulsion unit | Tamotsu Nakamura, Hisao Takayanagi, Keiji Orihara | 2001-04-10 |
| 5444979 | Fluid passage control device for fluid pressure actuator | Yasuo Funami, Hisao Takayanagi | 1995-08-29 |