Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12301080 | Motor system | Makoto Taniguchi, Yuuko Ohtani, Shinya Urata, Kenji Hiramoto | 2025-05-13 |
| 11955919 | Electric motor system | Makoto Taniguchi, Kazunari Moriya, Kenji Hiramoto, Yuuko Ohtani, Shinya Urata +1 more | 2024-04-09 |
| 10873226 | Rotary electric machine | Masafumi Namba, Shinya Urata, Hiroyuki Hattori, Shinji Wakamatsu | 2020-12-22 |
| 10208649 | Estimator and estimator system | Hiroyuki Hattori, Toshinori OKOUCHI | 2019-02-19 |
| 9789785 | Driving power distribution device | Kosuke Aiki, Yoshihiro Mizuno, Eiji Tsuchiya | 2017-10-17 |
| 9667113 | Rotor for rotating electrical device | Kaoru Kubo, Ryoji Mizutani, Hiroki Kato, Eiji Yamada, Shintaro Chinen +1 more | 2017-05-30 |
| 9577480 | Rotor for rotary electric machine | Eiji Yamada, Ryoji Mizutani, Shintaro Chinen, Kenji Hiramoto | 2017-02-21 |
| 9124159 | Electromagnetic rotary electric machine | Eiji Yamada, Ryoji Mizutani, Shintaro Chinen, Kenji Hiramoto | 2015-09-01 |
| 9088234 | Motor-driving system | Hiromitsu Suzuki, Hiroki Ohtani | 2015-07-21 |
| 9083276 | Rotary electric machine driving system | Eiji Yamada, Ryoji Mizutani, Kenji Hiramoto, Norimoto Minoshima | 2015-07-14 |
| 8847455 | Rotary electric machine and driving controller for rotary electric machine | Kenji Hiramoto, Eiji Yamada, Norimoto Minoshima, Masahiro Seguchi | 2014-09-30 |
| 8742710 | Rotary electric machine system | Eiji Yamada, Kenji Hiramoto, Norimoto Minoshima | 2014-06-03 |
| 8680801 | Rotating electrical machine system | Eiji Yamada, Kenji Hiramoto, Norimoto Minoshima | 2014-03-25 |
| 8330409 | Drive unit for rotating electrical machine | Kenji Hiramoto | 2012-12-11 |
| 8294322 | Rotating electrical machine | Kosuke Aiki, Takaji Umeno, Eiji Yamada, Kazutaka Tatematsu, Norimoto Minoshima +3 more | 2012-10-23 |
| 8169199 | Power supply with overvoltage protection by zero current stagnation detection | Masaki Okamura, Kiyotaka Matsubara, Shungo Tamura, Hiroki Ohtani | 2012-05-01 |
| 7836861 | Variable valve mechanism for internal combustion engine | Mikio Tanabe, Satoshi Yoshikawa | 2010-11-23 |
| 7739987 | Variable valve gear for an internal combustion engine | Jun Hoshikawa, Hirofumi Higashi, Akibiro Fujimoto, Noritsugu Ohsawa, Tetsuji Tatsumi +1 more | 2010-06-22 |
| 7541711 | Electric motor, stator of electric motor, and manufacturing method for the stator | Taku Adaniya, Minoru Mera, Kenji Hiramoto | 2009-06-02 |
| 7451597 | Intake system of internal combustion engine | Ichiyo Kojima, Toshio Inui, Tetsuo Kataoka | 2008-11-18 |
| 7208903 | Control device for alternating-current motor | Hiroki Ohtani, Yukio Inaguma, Katsuhiro Asano, Hideto Hanada, Masaki Okamura | 2007-04-24 |
| 7199548 | Drive control apparatus and method of alternating current motor | Yukio Inaguma, Hiroki Ohtani, Masaki Okamura | 2007-04-03 |
| 7129685 | DC/DC converter control system | Hiroki Ohtani, Kazunari Moriya, Kenji Yamada | 2006-10-31 |
| 7078874 | Control device for alternating-current motor | Hiroki Ohtani, Yukio Inaguma, Katsuhiro Asano, Hideto Hanada, Masaki Okamura | 2006-07-18 |
| 7063068 | Variable valve timing controller for an engine | Katsuhiko Miyamoto, Yoshiyuki Hoshiba, Katsuyuki Maeda, Seiji Shiota | 2006-06-20 |