Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331754 | Axial fan motor | Toshikazu Koshiba, Tomoyuki Suzuki, Mitsuhiko Takahashi, Hiroyuki Kato | 2025-06-17 |
| 11754084 | Motor drive control device using feedback speed control and motor current control | Masato Aoki, Takahiro Suzuki | 2023-09-12 |
| 11022137 | Fan device | Yuma OHNO | 2021-06-01 |
| 10944351 | Motor drive control device and motor drive control method | Hiroyuki KAIDU, Tomoyuki Suzuki | 2021-03-09 |
| 9941826 | Motor drive control device | Hiroyuki KAIDU | 2018-04-10 |
| 9742327 | Motor drive controller | Hiroyuki KAIDU, Kouji KEBUKAWA, Masato Aoki | 2017-08-22 |
| 9484774 | Single phase brushless motor | Tomoaki Nakano, Masaaki NISHIZAWA, Takahiro Sakaguchi, Shinichi Uchikawa, Tomoyuki Tsukada | 2016-11-01 |
| 8681453 | Disk driving apparatus having improved quality | Tetsuo Kitamura, Aikra Suzuki | 2014-03-25 |
| 8665556 | Disk drive device provided with fluid dynamic bearing | Takuji Yamada, Mitsuo Kodama | 2014-03-04 |
| 8553354 | Disk driving apparatus having improved quality | Tetsuo Kitamura, Aikra Suzuki | 2013-10-08 |
| 8427778 | Disk drive device provided with fluid dynamic bearing | Takuji Yamada, Mitsuo Kodama | 2013-04-23 |
| 8312617 | Method of manufacturing a disk drive having a base member, bearing unit, drive unit and hub | Kenji Nishihara | 2012-11-20 |
| 8300353 | Disk drive device having function of discharging static electricity | Tomoyuki Tashiro | 2012-10-30 |
| 8250735 | Motor adopting improved mechanism | Mitsuo Kodama | 2012-08-28 |
| 8243383 | Disk drive device provided with fluid dynamic bearing | Takuji Yamada, Mitsuo Kodama | 2012-08-14 |