Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10619587 | Control device for internal combustion engine | Kei Takachiho | 2020-04-14 |
| 10601308 | Power factor improving converter, and power supply device including power factor improving converter | — | 2020-03-24 |
| 10415514 | Control device for internal combustion engine and control method for internal combustion engine | — | 2019-09-17 |
| 10247118 | Control apparatus for internal combustion engine | — | 2019-04-02 |
| 9822672 | Internal combustion engine | Yuji Miyoshi | 2017-11-21 |
| 9759136 | Variable valve operating system | — | 2017-09-12 |
| 9464541 | Control device of internal combustion engine and variable valve device of internal combustion engine | — | 2016-10-11 |
| 8555615 | Internal combustion engine exhaust gas control system and control method of internal combustion engine exhaust gas control system | Hiroki Murata, Isao Matsumoto, Naofumi Magarida, Akira Yamashita, Takenori Saoda | 2013-10-15 |
| 8494698 | Hybrid system control apparatus and hybrid system control method | Hiroki Murata, Isao Matsumoto, Naofumi Magarida, Akira Yamashita, Takenori Saoda | 2013-07-23 |
| 8291697 | Internal combustion engine control device | Isao Matsumoto, Takenori Saoda, Naofumi Magarida, Hiroki Murata, Akira Yamashita | 2012-10-23 |
| 8196404 | Exhaust gas recirculation system for internal combustion engine and method for controlling the same | Tomomi Onishi, Shigeki Nakayama, Teruhiko Miyake, Masahiro Nagae, Hajime Shimizu +4 more | 2012-06-12 |
| 8051659 | Control apparatus for internal combustion engine and method for controlling the same | Akira Yamashita, Isao Matsumoto, Naofumi Magarida, Hiroki Murata, Takenori Saoda | 2011-11-08 |
| 7854168 | Thickness measuring device for vessel steel plate | Nobuyoshi Sato, Kazuhiro Nojiri, Jiro Nakayama, Yuji Nishimura | 2010-12-21 |
| 7513161 | Device for measuring thickness of vessel steel plate | Nobuyoshi Sato, Kazuhiro Nojiri, Jiro Nakayama, Yuji Nishimura | 2009-04-07 |
| 7221208 | Switching circuit | Kenichi Kubota, Masaki Ohshima, Yukihiro Nozaki, Masanori Hayashi | 2007-05-22 |
| 6984966 | Switching power supply | Kenichi Kubota, Kenichi Suzuki, Yutaka Sekine, Masaki Oshima, Haruo Watanabe +4 more | 2006-01-10 |
| 6678224 | Tracking error balance adjustment circuit and a current control circuit used for an optical disk playback apparatus, and an optical disk playback apparatus including the same | Ryuichi Yamashita, Shinobu Murai | 2004-01-13 |
| 6587360 | Polyphase rectifying apparatus having single-phase rectifiers controlled by common control signal | Yoshihiko Kikuchi | 2003-07-01 |
| 6504799 | Tracking error balance adjustment circuit and a current control circuit used for an optical disk playback apparatus, and an optical disk playback apparatus including the same | Ryuichi Yamashita, Shinobu Murai | 2003-01-07 |
| 5451900 | Pulse width modulation circuit | Satoshi Osuga | 1995-09-19 |
| 5189349 | Drive circuit for multi-phase brushless DC motor including drive current detector | — | 1993-02-23 |
| 4733162 | Thermal shutoff circuit | Mitsuru Nagata, Hiromi Kusakabe | 1988-03-22 |