Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11195648 | Electronic appliance and power conversion apparatus | Shun Fukuchi, Takanori SHINTANI, Masahiro Tatsukawa, Masaki Sakuma | 2021-12-07 |
| 11108326 | DC-DC converter | — | 2021-08-31 |
| 10574075 | Controller for operating parallel converters in constant voltage, constant power and constant current modes to charge a battery | — | 2020-02-25 |
| 10195949 | Charger | Osamu TAKEI, Akio Toba, Yasuaki Hachisu, Hiroji Nishida | 2019-02-05 |
| 9950632 | Motor drive device | Hiroki Katsumata | 2018-04-24 |
| 9832909 | Electronic equipment cooling device and power converter having electronic equipment cooling device | Yasuhito Tanaka, Yukihiro Nishikawa, Masaki Sakuma | 2017-11-28 |
| 9705407 | Power conversion device | Shun Fukuchi | 2017-07-11 |
| 9661783 | Magnetic component cooling structure and power converter having the same | Masaki Sakuma, Yukihiro Nishikawa, Yasuhito Tanaka | 2017-05-23 |
| 9596791 | Cooling device and power converter having cooling device | Masaki Sakuma, Yukihiro Nishikawa, Yasuhito Tanaka | 2017-03-14 |
| 9350255 | DC-DC conversion device including pulse width modulation control | — | 2016-05-24 |
| 8896154 | Power conversion device | Akihiro Odaka, Akio Toba, Kouetsu Fujita | 2014-11-25 |
| 8400100 | Electric power converter | Satoki Takizawa | 2013-03-19 |
| 8212506 | AC motor driving circuit and electric car driving circuit | Michio Iwahori | 2012-07-03 |
| 8183804 | AC motor driving circuit and electric car driving circuit | Michio Iwahori | 2012-05-22 |
| 8174849 | Electric power converter with soft switching for two way power conversion | — | 2012-05-08 |
| 8076897 | AC motor driving circuit and electric vehicle driving circuit | Michio Iwahori | 2011-12-13 |
| 8040101 | Alternating current motor drive circuit and electric vehicle drive circuit | Jun Itoh, Michio Iwahori | 2011-10-18 |
| 7888895 | Power supply system for driving electric rotating machine | Yasuhiro Tamai, Akihiro Odaka | 2011-02-15 |
| 6362984 | DC-DC converter | — | 2002-03-26 |