Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325634 | Hourglass worm gear | Tohru Kobayashi, Nobuyuki Tomita, Hiroshi Kawada, Shigeyuki Shimachi, Hiroshi Gunbara | 1994-07-05 |
| 5235786 | Hourglass worm gear | Tohru Kobayashi, Nobuyuki Tomita, Hiroshi Kawada, Shigeyuki Shimachi, Hiroshi Gunbara | 1993-08-17 |
| 4986144 | Multi-plane setting type reduction gear drive structure | Toru Kobayashi | 1991-01-22 |