Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407275 | Power conversion apparatus | Yuhei Wada, Jumpei Isozaki | 2025-09-02 |
| 11888411 | Power conversion device | Akito NAKAYAMA, Jumpei Isozaki | 2024-01-30 |
| 11722050 | Current limiting circuit for multilevel power converter cell | Takayuki YACHIDA, Jumpei Isozaki | 2023-08-08 |
| 11716008 | Power conversion device | Jumpei Isozaki | 2023-08-01 |
| 11489432 | Self-power feed circuit and power conversion device | Yuki Ishii, Akito NAKAYAMA, Jumpei Isozaki | 2022-11-01 |
| 11362578 | Power conversion apparatus | Shohei Harada, Jumpei Isozaki | 2022-06-14 |
| 10958189 | Power conversion device | Jumpei Isozaki | 2021-03-23 |
| 10879697 | Power conversion device and test method thereof | Naoki Yonemura | 2020-12-29 |
| 10826378 | Power conversion apparatus for interconnection with a three-phrase ac power supply | Kaho MUKUNOKI, Toshiyuki Fujii, Ryosuke Uda, Hisanori Taguchi, Ryota OKUYAMA | 2020-11-03 |
| 10826383 | Power conversion device | Ryota OKUYAMA | 2020-11-03 |
| 10734916 | Power conversion device | Yasuhiro Shinomiya, Ryota OKUYAMA | 2020-08-04 |
| 10498251 | Power converter | Osamu Mori, Toshiyuki Fujii, Kaho MUKUNOKI, Ryosuke Uda, Akihiro Matsuda +1 more | 2019-12-03 |
| 10367428 | Power conversion device | — | 2019-07-30 |
| 10186952 | Power conversion device | Takushi Jimichi, Kimiyuki Koyanagi, Sadao Funahashi, Yasuhiro Shinomiya | 2019-01-22 |
| 10122261 | Power conversion device | — | 2018-11-06 |
| 10110110 | Power conversion device | Toshiyuki Fujii, Takushi Jimichi, Kaho MUKUNOKI, Ryosuke Uda, Akihiro Matsuda +1 more | 2018-10-23 |
| 9960709 | Power conversion device | Kaho MUKUNOKI, Toshiyuki Fujii, Ryosuke Uda, Akihiro Matsuda, Hisanori Taguchi | 2018-05-01 |
| 9866120 | Power conversion device | Kimiyuki Koyanagi, Takushi Jimichi, Yasuhiro Shinomiya | 2018-01-09 |
| 8614903 | Power conditioner for photovoltaic power generation | Akihiko Iwata, Tomoyuki Kawakami, Tatsuya Okuda | 2013-12-24 |
| 6597555 | Gate driver for thyristor | Horst Gruening, Fumio Mizohata, Kenshi Takao | 2003-07-22 |
| 6188589 | Inverter | Hideo Okayama, Hiroaki Yamaguchi | 2001-02-13 |