Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8810082 | Linear motor | Yasuaki Aoyama | 2014-08-19 |
| 8766575 | Synchronous electric motor drive system | Shigehisa Aoyagi, Kazuaki Tobari, Ryoichi Takahata | 2014-07-01 |
| 8760095 | Rotator control device, rotator system, vehicle, electric car and electric generation system | Daigo Kaneko, Kento Mochizuki, Takeshi Shinomiya, Daisuke KORI, Seikichi Masuda | 2014-06-24 |
| 8742704 | AC motor control device and AC motor driving system | Junnosuke Nakatsugawa, Norihisa Iwasaki, Hirokazu Nagura | 2014-06-03 |
| 8710788 | Brushless motor drive apparatus and drive method | Masaki Hano, Shigehisa Aoyagi | 2014-04-29 |
| 8674647 | Drive device for alternating current motor and electric motor vehicle | Daigo Kaneko, Kouki Yamamoto | 2014-03-18 |
| 8664902 | Polyphase AC motor, driving device and driving method therefor | Norihisa Iwasaki, Junnosuke Nakatsugawa | 2014-03-04 |
| 8541971 | Driving system of permanent magnet synchronous motor | Toshifumi Sakai, Kiyoshi Sakamoto, Yoshiyuki Taguchi, Daigo Kaneko | 2013-09-24 |
| 8410735 | Torque ripple suppression control device for permanent magnet motor and electric power steering system | Kazuaki Tobari, Junnosuke Nakatsugawa, Rikio Yoshikawa, Masamichi Yagai | 2013-04-02 |
| 8362727 | Control device for synchronous motor | Yasuhiko Kokami, Minoru Kurosawa, Junnosuke Nakatsugawa | 2013-01-29 |
| 8258732 | Drive system of synchronous motor | Yasuhiko Kokami, Minoru Kurosawa | 2012-09-04 |
| 8232751 | Drive system of synchronous motor | Yasuhiko Kokami, Minoru Kurosawa | 2012-07-31 |
| 8044618 | Control apparatus for AC motor | Junnosuke Nakatsugawa, Kazuaki Tobari, Kiyoshi Sakamoto | 2011-10-25 |
| 7919941 | Semiconductor power converter | Shigehisa Aoyagi, Kazuaki Tobari, Kiyoshi Sakamoto, Donsheng Li | 2011-04-05 |
| 7859209 | Control device for synchronous motor | Yasuhiko Kokami, Minoru Kurosawa, Junnosuke Nakatsugawa | 2010-12-28 |
| 7847500 | Synchronous motor control device | Junnosuke Nakatsugawa, Yasuhiko Kokami, Minoru Kurosawa | 2010-12-07 |
| 7839663 | Converter and power converter that becomes it with the converter | Takahiro Suzuki, Tsunehiro Endo, Yasuo Notohara, Yoshiaki Kurita, Tatsuo Ando +1 more | 2010-11-23 |
| 7825620 | Controller and constant measuring apparatus for AC motor | Junnosuke Nakatsugawa, Kazuaki Tobari | 2010-11-02 |
| 7808202 | Beat-less controller for permanent magnet motor | Kazuaki Tobari, Kiyoshi Sakamoto, Hajime Uematsu, Masakazu Hase | 2010-10-05 |
| 7791295 | Field weakening control apparatus for permanent magnet motor and electric power steering using same | Kentaro Oi, Kazuaki Tobari, Mitsuo Sasaki, Tatsuo Matsumura | 2010-09-07 |
| 7728543 | Stepping motor controlling device | Akio Takemori, Yoshifumi Kuwano, Hiroaki Taka | 2010-06-01 |
| 7719226 | Highly responsive permanent magnet motor controller | Kazuaki Tobari, Daigo Kaneko, Hajime Uematsu, Masakazu Hase | 2010-05-18 |
| 7671558 | Induction motor controller | Kouki Yamamoto, Toshiaki Okuyama, Hiroyuki Tomita, Koichiro Nagata | 2010-03-02 |
| 7560896 | Vector control apparatus for permanent magnet motor | Kazuaki Tobari, Kentaro Ohi | 2009-07-14 |
| 7471525 | Converter and power converter that becomes it with the converter | Takahiro Suzuki, Tsunehiro Endo, Yasuo Notohara, Yoshiaki Kurita, Tatsuo Ando +1 more | 2008-12-30 |