Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341152 | Input device for CAD | Ryuji Arai, Toru Eshita, Tatsuyoshi Ikuta, Hiroyuki Furuichi, Tetsuya Iwanaga | 1994-08-23 |
| 5297254 | Input device for CAD | Ryuji Arai, Toru Eshita, Tatsuyoshi Ikuta, Hiroyuki Furuichi, Tetsuya Iwanaga | 1994-03-22 |