Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12157394 | Controller for electrified vehicle | — | 2024-12-03 |
| 11183962 | Driving system | Koji Irie, Hiroyuki Oyanagi | 2021-11-23 |
| 10363831 | Electrical power system | Masaki Okamura | 2019-07-30 |
| 10250171 | Electric motor control apparatus and electric motor control method | Masaki Okamura, Naoyoshi Takamatsu | 2019-04-02 |
| 10224857 | Motor controller | Masaki Okamura, Naoyoshi Takamatsu | 2019-03-05 |
| 10164551 | Boost control apparatus based on output current change rate | Masaki Okamura, Naoyoshi Takamatsu | 2018-12-25 |
| 10103664 | Vehicle control apparatus | Shintaro Tsujii, Masaki Okamura | 2018-10-16 |
| 10069396 | Electrical power system | Kosuke Hirano, Masaki Okamura, Jun Fujita, Ryo KAMIKAWA | 2018-09-04 |
| 9979344 | Controller for electric motor system | Masaki Okamura, Naoyoshi Takamatsu | 2018-05-22 |
| 9837888 | Boost control apparatus based on output current change amount | Masaki Okamura, Naoyoshi Takamatsu | 2017-12-05 |
| 9825529 | Voltage conversion control apparatus for a boost converter configured to boost or step down output voltage of an electricity storage apparatus | Naoyoshi Takamatsu, Masaki Okamura | 2017-11-21 |
| 9553541 | Electric motor control apparatus | Masaki Okamura, Naoyoshi Takamatsu | 2017-01-24 |
| 8558500 | Control system for AC motor | Kenji Yamada, Toshikazu Ono | 2013-10-15 |
| 8497646 | Controller for AC electric motor and electric powered vehicle | Kenji Yamada, Toshikazu Ono, Yutaka Kuromatsu | 2013-07-30 |
| 8482234 | Motor drive control device | Hideto Hanada, Kazuhito Hayashi, Masayoshi Suhama | 2013-07-09 |
| 8395277 | Control device and control method for vehicle | Hideto Hanada, Kazuhito Hayashi, Masayoshi Suhama, Toshiya Hashimoto | 2013-03-12 |
| 8324856 | Motor drive control apparatus, vehicle with motor drive control apparatus, and motor drive control method | Hideto Hanada, Kazuhito Hayashi, Masayoshi Suhama, Masaki Okamura | 2012-12-04 |
| 8264181 | Controller for motor drive control system | Kenji Yamada, Yutaka Kuromatsu | 2012-09-11 |
| 8148927 | Alternating-current motor control apparatus | Toshikazu Ono, Kenji Yamada | 2012-04-03 |
| 8089241 | Motor drive control apparatus, vehicle equipped with motor drive control apparatus, and motor drive control method | Kazuhito Hayashi, Masayoshi Suhama, Hideto Hanada | 2012-01-03 |
| 7489899 | Information network building method and network connection circuit for communication between terminals of a physical premises | Shinichiro Kobayashi | 2009-02-10 |