Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848225 | Pressure fixing roller and a pressure fixing device | Takashi Arai, Yutaka Maruyama | 1989-07-18 |
| 4660953 | Coupling device for photographing apparatus | Takashi Arai, Yoshio Amaya | 1987-04-28 |