Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047679 | Angle detecting apparatus | Tatsuya Mori, Tetsuya Kojima, Takayuki Kifuku | 2021-06-29 |
| 10421483 | Input/output device and steering measurement device | Isao Kezobo, Hidetoshi Ikeda | 2019-09-24 |
| 10202146 | Steering control device and steering-assisting torque control method thereof | Masaya Endo, Hidetoshi Ikeda, Hiroaki Kitano | 2019-02-12 |
| 9335356 | Inductance measuring device and measuring method for synchronous motor | Shoji Adachi | 2016-05-10 |
| 9166519 | Motor control device | Masato Ito | 2015-10-20 |
| 8977436 | Electric power steering system | Masaya Endo, Takashi Iwasaki, Masahiko Kurishige, Takayuki Kifuku | 2015-03-10 |
| 8878482 | Power converting apparatus | Tetsuya Kojima | 2014-11-04 |
| 8022660 | Control apparatus for AC rotary machine | Masaki Kono, Kiyoshi Eguchi, Keita Hatanaka, Mitsuo Kashima, Kouichi Arisawa | 2011-09-20 |
| 7852039 | Control apparatus for AC rotary machine | Kouki Naka | 2010-12-14 |
| 7800337 | Control apparatus for AC rotary machine and method for measuring electrical constant of AC rotary machine using the control apparatus | Takahiko Kobayashi, Keita Hatanaka | 2010-09-21 |
| 7658268 | Control device without a speed sensor for controlling speed of a rotating machine driving an elevator | Masahiro Fukuta | 2010-02-09 |
| 7423401 | AC rotary machine constant measuring apparatus for measuring constants of stationary AC rotary machine | Takahiko Kobayashi, Masahiro Fukuta, Takumi Oonuma | 2008-09-09 |
| 7408322 | Device for determining constant of rotating machine | Masahiro Fukuta | 2008-08-05 |
| 7161324 | Device for estimating pole position of synchronous motor | Akira Satake, Toshiyuki Kaitani | 2007-01-09 |
| 7042193 | Control apparatus for rotating machine | Shinichi Furutani, Toshiyuki Kaitani | 2006-05-09 |
| 6979975 | Rotation state detecting apparatus of a synchronous machine | Toshiyuki Kaitani | 2005-12-27 |
| 6933701 | Control apparatus for synchronous motor | Toshiyuki Kaitani | 2005-08-23 |
| 6825637 | System for controlling synchronous motor | Toshiyuki Kaitani | 2004-11-30 |
| 6777906 | Method of controlling induction motor | Kei Terada, Hisao Sakurai | 2004-08-17 |
| 6400118 | Magnetic-pole position detecting apparatus for a synchronous motor | Toshiyuki Kaitani | 2002-06-04 |
| 6344725 | Method and apparatus for controlling a synchronous motor | Toshiyuki Kaitani, Naoki Nishiguchi, Katsushi Kobayashi | 2002-02-05 |
| 6194864 | Control device for induction motor | Miho Okuyama, Masato Koyama, Hisao Sakurai | 2001-02-27 |
| 6184638 | Control system for an induction motor | — | 2001-02-06 |