Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10244932 | Endoscope system with antifogging heating of distal lens | — | 2019-04-02 |
| 10205402 | Power conversion device for converting power between a DC circuit and an AC circuit by performing a non-linear operation | Takushi Jimichi, Ryosuke Uda | 2019-02-12 |
| 10128741 | Power conversion device | Ryota Onishi | 2018-11-13 |
| 10110110 | Power conversion device | Takushi Jimichi, Kaho MUKUNOKI, Ryosuke Uda, Taichiro Tsuchiya, Akihiro Matsuda +1 more | 2018-10-23 |
| 10020763 | Power generation system | Akiko Tabuchi, Ryota Onishi, Shinya Noguchi, Ryoji Miyatake | 2018-07-10 |
| 9960709 | Power conversion device | Kaho MUKUNOKI, Ryosuke Uda, Taichiro Tsuchiya, Akihiro Matsuda, Hisanori Taguchi | 2018-05-01 |
| 9812992 | Power conversion system | Kaho MUKUNOKI, Osamu Mori, Shinzo Tamai, Sadao Funahashi, Yasuhiko Hosokawa +1 more | 2017-11-07 |
| 9806630 | Power conversion device | Kaho MUKUNOKI, Miwako TANAKA, Osamu Mori, Shinzo Tamai, Sadao Funahashi +2 more | 2017-10-31 |
| 9755542 | Direct-current power transmission power conversion device and direct-current power transmission power conversion method | Kaho MUKUNOKI, Osamu Mori, Shinzo Tamai, Sadao Funahashi, Yasuhiko Hosokawa +1 more | 2017-09-05 |
| 9712084 | Electric power conversion device | Takeshi Kikuchi, Kaho MUKUNOKI, Osamu Mori, Shinzo Tamai, Sadao Funahashi +2 more | 2017-07-18 |
| 9564827 | Power conversion device | Kaho MUKUNOKI, Osamu Mori, Shinzo Tamai, Sadao Funahashi, Yasuhiko Hosokawa +1 more | 2017-02-07 |
| 8576593 | AC-DC power converting apparatus having sub-converters connected in series between main converter and AC power supply | Osamu Mori, Akihiko Iwata, Junichiro Ishikawa, Masanori Yasue, Yukimori Kishida | 2013-11-05 |
| 7345379 | Power converter with voltage and current fault setting | Hideo Okayama | 2008-03-18 |
| 7310253 | Power conversion circuit control apparatus | Naoki Morishima | 2007-12-18 |
| 7075274 | Reactive power compensator | Naoki Morishima | 2006-07-11 |
| 6654260 | Asymmetrical power converting apparatus employing self-arc-suppressing switches | Hideo Okayama | 2003-11-25 |
| 6351720 | Trolley camera position detecting apparatus | Hiromitsu Hoshina | 2002-02-26 |
| 6242895 | Controller of adjustable DC voltage for a transformerless reactive series compensator | Andreas Beer | 2001-06-05 |
| 6225791 | Controller for performing a decoupling control of a transformerless reactive series compensator | Andreas Beer | 2001-05-01 |
| 5991181 | Power conversion apparatus | Shinzo Tamai, Megumu Morita, deceased, Yukao Tanaka | 1999-11-23 |
| 5808462 | Apparatus for detecting the amplitude and phase of an a.c. signal | Shinzo Tamai, Hatsuhiko Naitoh, Naohiro Toki | 1998-09-15 |
| 5731698 | Apparatus for detecting the amplitude and phase of an a.c. signal | Shinzo Tamai, Hatsuhiko Naitoh, Naohiro Toki | 1998-03-24 |
| 5717583 | Power converter control apparatus for controlling commutation of switching devices under transient conditions | Masamori Nobayashi, Koji Yamaji, Kazuo Kato, Naohiro Toki, Shinzo Tamai +1 more | 1998-02-10 |
| 5714877 | Apparatus for detecting the amplitude and phase of an A.C. signal | Shinzo Tamai, Hatsuhiko Naitoh, Naohiro Toki | 1998-02-03 |
| 5642822 | Suspended load vibration preventing apparatus | Tadaaki Monzen, Susumu Kono, Yoshiaki Ohkubo, Kouji Uchida | 1997-07-01 |