Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12413135 | DC power supply and distribution system | Yusuke Kato, Takuya Kataoka, Kikuo Izumi | 2025-09-09 |
| D1052545 | Semiconductor device | Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi | 2024-11-26 |
| D1043594 | Semiconductor device | Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi | 2024-09-24 |
| D1043595 | Semiconductor device | Aiko Miyazaki, Takahiro Arakawa, Satoshi Kobayashi | 2024-09-24 |
| 9998024 | Power conversion apparatus | — | 2018-06-12 |
| 8982588 | Method and an apparatus for controlling the output voltage of a boost converter composed of plural bridge devices | Gustavo Buiatti, Tatsuya Okuda, Nicolas Voyer | 2015-03-17 |
| 8754549 | Power conversion device | Akihiko Iwata, Tatsuya Okuda | 2014-06-17 |
| 8614903 | Power conditioner for photovoltaic power generation | Taichiro Tsuchiya, Akihiko Iwata, Tatsuya Okuda | 2013-12-24 |
| 8238802 | Developing unit, image retainer unit and image forming apparatus | Takafumi Wakai, Koichi Tanaka | 2012-08-07 |
| 7596008 | Power conversion apparatus | Akihiko Iwata, Makoto Seto, Masaki Yamada, Shigeki Harada, Hiroshi Ito | 2009-09-29 |
| 7346297 | Developing cartridge having a lid with a changeable shape | Akihiro Kasuga | 2008-03-18 |
| 6643786 | Computer battery event managing method with option to compulsorily execute a low battery capacity operation even when a program of the computer does not respond | — | 2003-11-04 |
| 6173142 | Image forming apparatus | — | 2001-01-09 |
| 6067426 | Brush type charger | — | 2000-05-23 |
| 5634450 | Canister and evaporative fuel-processing system employing same | Takeshi Hara, Teruo Wakashiro, Kazumi Yamazaki, Koichi Hidano | 1997-06-03 |
| 5606954 | Evaporative fuel processing device | Kazumi Yamazaki, Takeaki Nakajima, Koichi Hidano, Teruo Wakashiro, Takeshi Hara +1 more | 1997-03-04 |
| 5487369 | Evaporative emission control system for internal combustion engines | Takeshi Hara, Kouichi Hidano, Teruo Wakashiro, Kazumi Yamazaki | 1996-01-30 |
| 5474048 | Evaporative fuel-processing system for internal combustion engines | Kazumi Yamazaki, Teruo Wakashiro, Kouichi Hidano, Takeshi Hara, Takeaki Nakajima | 1995-12-12 |
| 5460136 | Evaporative fuel-adsorbing device and evaporative emission control system including same | Kazumi Yamazaki, Kouichi Hidano, Teruo Wakashiro, Takeshi Hara | 1995-10-24 |
| 5456236 | Evaporative emission control system for internal combustion engines | Teruo Wakashiro, Takeshi Hara, Kouichi Hidano, Kazumi Yamazaki | 1995-10-10 |
| 5456237 | Evaporative fuel processing device | Kazumi Yamazaki, Koichi Hidano, Teruo Wakashiro, Takeshi Hara | 1995-10-10 |