Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569423 | Traction machine for an elevator | — | 1986-02-11 |
| 4526252 | Elevator hoist unit | — | 1985-07-02 |
| D275485 | Elevator hoisting engine | Satoru Yokota, Tamaiti Kondou | 1984-09-11 |
| D275486 | Elevator hoisting engine | Satoru Yokota, Tamaiti Kondou | 1984-09-11 |
| D275288 | Elevator hoisting engine | Satoru Yokota, Tamaiti Kondou | 1984-08-28 |
| D275198 | Elevator hoisting engine | Satoru Yokota, Tamaiti Kondou | 1984-08-21 |
| 4422531 | Traction machine for an elevator | Sadayuki Ohtomi, Iturou Tangiku, Tamaiti Kondou | 1983-12-27 |