Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11735904 | Cut-off circuit diagnostic device | Hideyuki Kishida | 2023-08-22 |
| 11293997 | Diagnostic apparatus | Hideyuki Kishida, Yusuke Shimogaki | 2022-04-05 |
| 11211891 | Motor control device | Takahiro Masuda | 2021-12-28 |
| 10978987 | Motor drive device | Tomoya Hosokawa, Yusuke Shimogaki | 2021-04-13 |
| 9531316 | Motor control device and motor control method | Takahiro Masuda | 2016-12-27 |
| 8502489 | Motor control device | Hisashi Ooto, Hiroshi Ozaki, Ryuhei Watabe, Satoru Doi | 2013-08-06 |
| 7933373 | Phase correction circuit of encoder signal | Takahiro Masuda, Hiromi Tanoue | 2011-04-26 |
| 7271556 | Method and apparatus for estimating rotor position of switched reluctance motor, and method and apparatus for sensorless control of switched reluctance motor | Subrata Saha, Hiroshi Murakami, Kazushige Narazaki | 2007-09-18 |
| 6936945 | Permanent magnet synchronous motor | Hiroshi Murakami, Noriyoshi Nishiyama, Haruhiko Kado, Toshiyuki Tamamura, Hisakazu Kataoka +2 more | 2005-08-30 |
| 6882125 | Motor controller with position detector | Koji Kameda, Hirokazu Yamasaki, Hiromi Tanoue | 2005-04-19 |
| 6836045 | Electrical motor | Hiroshi Murakami, Yuichiro Sadanaga, Yasufumi Ikkai, Shinichiro Kawano, Toshiyuki Tamamura +2 more | 2004-12-28 |
| 6577587 | Turntable device and manufacturing method thereof | Mikio Hirano, Shigenori Uda, Yuko Otani, Masashi Senoo, Kouji Kuyama +2 more | 2003-06-10 |
| 6541939 | Motor controller | Yasufumi Ikkai | 2003-04-01 |
| 6324038 | Current control apparatus with overcurrent protective function for a motor | Yasufumi Ikkai | 2001-11-27 |
| 6081087 | Motor control apparatus | Tomokuni Iijima, Kazushige Narazaki, Yoshiaki Igarashi, Yukinori Maruyama | 2000-06-27 |