Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11973413 | Power conversion device | — | 2024-04-30 |
| 11791746 | Power converter with cooler and reactor with winding around a core | Yasushige Mukunoki, Takeshi Horiguchi | 2023-10-17 |
| 11699959 | Power conversion device | Masashi Shigemitsu | 2023-07-11 |
| 11463015 | Power conversion apparatus | Ryoji TSURUTA, Takushi Jimichi | 2022-10-04 |
| 10673352 | Power conversion apparatus comprising cell blocks each including cascaded converter cells and a bypass circuit connected thereto | Ryosuke Uda | 2020-06-02 |
| 10541625 | Power conversion device | Takaharu ISHIBASHI | 2020-01-21 |
| 10432101 | Power conversion apparatus | Takaharu ISHIBASHI, Takushi Jimichi | 2019-10-01 |
| 10284111 | Power conversion apparatus having connection conductors having inductance which inhibits ripple current | Hiroyoshi Komatsu, Manabu Souda | 2019-05-07 |
| 10186952 | Power conversion device | Takushi Jimichi, Sadao Funahashi, Taichiro Tsuchiya, Yasuhiro Shinomiya | 2019-01-22 |
| 10153711 | Electric power conversion device | Takushi Jimichi, Takeshi Kikuchi | 2018-12-11 |
| 10128773 | Electric power conversion device and electric power system | Takushi Jimichi, Takeshi Kikuchi | 2018-11-13 |
| 10116228 | Converter and power conversion device manufactured using the same | Keisuke Ohnishi, Masahiro Kinoshita | 2018-10-30 |
| 10038392 | Inverter | Keisuke Ohnishi, Masahiro Kinoshita | 2018-07-31 |
| 10033299 | Converter and power conversion device including the same | Keisuke Ohnishi, Masahiro Kinoshita | 2018-07-24 |
| 9866120 | Power conversion device | Takushi Jimichi, Yasuhiro Shinomiya, Taichiro Tsuchiya | 2018-01-09 |
| 9780685 | Electrical power converter with a converter cell series unit | Takushi Jimichi, Satoshi Azuma, Sadao Funahashi, Shinzo Tamai, Yasuhiko Hosokawa +1 more | 2017-10-03 |
| 9712070 | Power conversion device | Takushi Jimichi, Satoshi Azuma, Ritaka Nakamura, Yasuhito Shimomura, Yoshihito Kato | 2017-07-18 |
| 9564808 | Electric power conversion device | Takushi Jimichi, Satoshi Azuma, Yasuhiko Hosokawa, Shinzo Tamai, Sadao Funahashi +1 more | 2017-02-07 |
| 9559612 | Power conversion device | Masahiro Kinoshita | 2017-01-31 |
| 9143049 | Three-level power conversion apparatus | Masahiro Kinoshita | 2015-09-22 |
| 5481517 | Track jump control means for a disk apparatus | Kyosuke Yoshimoto, Yoshiki Nakajima, Osamu Ito, Akira Mashimo, Hiroyuki Onda +2 more | 1996-01-02 |
| 5251194 | Techniques for controlling beam position and focus in optical disk drives | Kyosuke Yoshimoto, Osamu Ito, Yoshiki Nakajima, Shuitsu Takeda, Kyoji Shimoda | 1993-10-05 |
| 4841507 | Optical head for an optical recording and reproducing apparatus | Hitoshi Imai, Ryuichiro Arai, Michihiro Tadokoro | 1989-06-20 |