Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8482178 | Rotor structure of permanent magnet type rotary machine | Takashi Okitsu, Daiki Matsuhashi, Toru Kakebayashi | 2013-07-09 |
| 7273133 | Elevator hoisting machine | — | 2007-09-25 |
| 6851520 | Hoisting machine having braking device with fulcrums, etc., arranged below brake wheel, and elevator system using same | Koji Nagata | 2005-02-08 |
| 6796548 | Braking device and hoisting machine having same | Koji Nagata | 2004-09-28 |