Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672135 | Controller for planetary differential type reduction gear device | — | 1997-09-30 |
| 5647009 | Computer aided work support system and method | Toshiyuki Aoki, Kohji Kamejima | 1997-07-08 |