Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11881803 | Control device for electric vehicle | Hirotsugu OHATA, Kaoru Domon | 2024-01-23 |
| 11431184 | Power supply device | Hirotsugu OHATA | 2022-08-30 |
| 11411410 | Charging device | Yoshitaka Niimi | 2022-08-09 |
| 11303146 | Charging device | Hirotsugu OHATA, Takuya Sakamoto | 2022-04-12 |
| 11207985 | Power supply device | Hirotsugu OHATA | 2021-12-28 |
| 11158893 | Battery heating device | — | 2021-10-26 |
| 11063462 | Charging apparatus | Yoshitaka Niimi | 2021-07-13 |
| 11052842 | Vehicle control device | Yoshitaka Niimi, Shunya Kobayashi, Satoru Ito, Takuya Sakamoto, Hirotsugu OHATA +3 more | 2021-07-06 |
| 11034258 | Power supply for vehicle and control method of power supply | Yoshitaka Niimi, Shunya Kobayashi, Satoru Ito, Takuya Sakamoto, Hirotsugu OHATA +3 more | 2021-06-15 |
| 10923924 | Power supply device of vehicle | Shunya Kobayashi, Yoshitaka Niimi, Satoru Ito, Takuya Sakamoto, Hirotsugu OHATA +3 more | 2021-02-16 |
| 10744897 | Power-supply apparatus | Yoshihiko Hiroe, Yoshitaka Niimi, Masaki Okamura | 2020-08-18 |
| 10491122 | Power supply system for controlling DC voltage between power lines | Shigeaki Goto, Shuji Tomura, Naoki Yanagizawa, Masaki Okamura | 2019-11-26 |
| 10250171 | Electric motor control apparatus and electric motor control method | Toshifumi Yamakawa, Masaki Okamura | 2019-04-02 |
| 10232807 | Control apparatus for boost converter | Masaki Okamura, Kosuke Hirano | 2019-03-19 |
| 10224857 | Motor controller | Toshifumi Yamakawa, Masaki Okamura | 2019-03-05 |
| 10199155 | Variable magnetic coupling reactor having two integrated reactor elements, power supply system including the same, and method of use of composite magnetic component having two integrated reactor elements | Masanori Ishigaki, Shuji Tomura, Naoki Yanagizawa, Masaki Okamura | 2019-02-05 |
| 10164551 | Boost control apparatus based on output current change rate | Toshifumi Yamakawa, Masaki Okamura | 2018-12-25 |
| 10135327 | Power supply system | Shigeaki Goto, Shuji Tomura, Naoki Yanagizawa, Masaki Okamura | 2018-11-20 |
| 10084379 | Boost converter control apparatus | Masaki Okamura, Hideto Hanada, Kenji Yamada, Kosuke Hirano | 2018-09-25 |
| 9979344 | Controller for electric motor system | Toshifumi Yamakawa, Masaki Okamura | 2018-05-22 |
| 9941694 | Power supply system | Shuji Tomura, Shigeaki Goto, Naoki Yanagizawa, Masaki Okamura | 2018-04-10 |
| 9935548 | Power supply system having two DC power supplies | Shigeaki Goto, Masanori Ishigaki, Shuji Tomura, Takahide Sugiyama, Takaji Umeno +1 more | 2018-04-03 |
| 9906133 | Electric source control apparatus | Masaki Okamura, Shuji Tomura, Masanori Ishigaki, Naoki Yanagizawa | 2018-02-27 |
| 9899916 | Boost converter control apparatus | Masaki Okamura, Hideto Hanada, Kenji Yamada, Kosuke Hirano | 2018-02-20 |
| 9837888 | Boost control apparatus based on output current change amount | Toshifumi Yamakawa, Masaki Okamura | 2017-12-05 |