Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11296535 | Control device for electric motor | Nobuaki Yoshioka, Kenichi Akita | 2022-04-05 |
| 10840844 | Controller for rotary electric machine | Kenichi Akita, Masahiko Fujita, Norio Matsumoto, Toshiyuki Yoshizawa | 2020-11-17 |
| 10610856 | Catalyst for catalytic cracking of hydrocarbon oil and method for catalytic cracking of hydrocarbon oil | Yuji Saka, Tetsuya Kimura, Norihito Chiyoda, Kenji Nagai | 2020-04-07 |
| 9755557 | Field-winding rotating electrical machine | Kenichi Akita, Masato Mori | 2017-09-05 |
| 9533580 | Power converter for vehicle generator-motor and method for controlling vehicle generator-motor | Masato Mori, Kenichi Akita | 2017-01-03 |
| 9444380 | Power converter and control method for power converter | Masato Mori, Kenji Nakajima, Kenichi Akita | 2016-09-13 |
| 9294025 | Field winding rotating electrical machine and method for controlling field current of a field winding rotating electrical machine | Kenichi Akita, Masato Mori | 2016-03-22 |
| 9065379 | Control device for vehicle generator-motor and control method therefor | Masato Mori, Kenichi Akita | 2015-06-23 |
| 8829863 | Field winding type rotary electric machine | Kenichi Akita, Kenji Nakajima, Masato Mori | 2014-09-09 |
| 8736234 | Power converter control apparatus | Kenji Nakajima, Masato Mori, Kenichi Akita | 2014-05-27 |
| 8736235 | Power generation motor control system | Masato Mori, Kenji Nakajima, Kenichi Akita | 2014-05-27 |
| 8704400 | Power converter for vehicle | Kenji Nakajima, Kenichi Akita, Masato Mori, Katsuya Tsujimoto | 2014-04-22 |
| 8680796 | Control device and control method for power converter | Kenji Nakajima, Masato Mori, Kenichi Akita | 2014-03-25 |
| 8680819 | Field winding type rotary electric machine | Kenichi Akita, Masato Mori, Kenji Nakajima | 2014-03-25 |
| 8397847 | Electric power converter for vehicle | Masato Mori, Kenji Nakajima, Keinichi Akita | 2013-03-19 |
| 8339074 | Power converter control apparatus | Kenji Nakajima, Masato Mori, Kenichi Akita | 2012-12-25 |
| 6399035 | Reduction purification method of nitrogen oxide-containing exhaust gas | Katsumi Miyamoto, Tomohiro Yoshinari, Kazuhito Sato, Sadao Takehara | 2002-06-04 |
| 6030590 | Reduction purification method of nitrogen oxide-containing exhaust gas | Katsumi Miyamoto, Tomohiro Yoshinari, Kazuhito Sato, Sadao Takehara | 2000-02-29 |
| 5853679 | Removal of nitrogen oxide from exhaust gas | Masaaki Kawatsuki, Katsumi Miyamoto, Hiroshi Tsuchida, Tomohiro Yoshinari, Kazushi Usui +8 more | 1998-12-29 |
| 5474965 | Catalyst for catalytic reduction of nitrogen oxide | Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Masaaki Kawatsuki, Hiroshi Tsuchida +2 more | 1995-12-12 |
| 5380692 | Catalyst for catalytic reduction of nitrogen oxide | Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Fujio Suganuma, Akihiro Kitazume +7 more | 1995-01-10 |
| 5336476 | Process for removing nitrogen oxides in exhaust gases to nitrogen | Yoshiaki Kintaichi, Hideaki Hamada, Takehiko Ito, Motoi Sasaki, Kazushi Usui | 1994-08-09 |
| 5227145 | Process for removing nitrogen oxides from exhaust gases | Yoshiaki Kintaichi, Hideaki Hamada, Takehiko Ito, Motoi Sasaki, Fujio Suganuma +4 more | 1993-07-13 |