Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8446114 | Control apparatus for electric rotating machine | Tatsuru Morioka, Hiroshi Inamura, Takahumi Oowada | 2013-05-21 |
| 8373191 | Organic electroluminescence device and method of fabricating the same | Nobuhiro Ide, Norihiro Ito, Yuko Matsuhisa | 2013-02-12 |
| 8357930 | Organic electroluminescence device | Nobuhiro Ide, Masahito Yamana, Norihiro Ito, Yoshio Mitsutake, Masahiro Nakamura +1 more | 2013-01-22 |
| 8314545 | Organic electroluminescence element | Atsushi Oda | 2012-11-20 |
| 8050064 | Semiconductor power conversion device | Hiromichi Kuno, Satoshi Hirose, Naoyoshi Takamatsu, Hiroyuki Sakakibara, Kazuki Fukatsu | 2011-11-01 |
| 7750595 | Rotating machinery controller | Takahiro Yamada | 2010-07-06 |
| 7723938 | Control system for multiphase rotary electric machine | Shingo Kawasaki, Junji Miyachi | 2010-05-25 |
| 7589486 | Control system for multiphase rotary electric machines | Takahiro Yamada | 2009-09-15 |
| 7504790 | Control system for multiphase rotary electric machines | Takahiro Yamada, Tomonori Kimura | 2009-03-17 |
| 7358698 | Field-winding type of synchronous machine | Masahiro Seguchi, Yurio Nomura | 2008-04-15 |
| 7235937 | Traction motor control system | Takatoshi Takai, Takeshi Ito | 2007-06-26 |
| 7151354 | Magnetic noise reduction method for AC rotary electric machine, and motor control apparatus and AC rotary electric machine apparatus using the same | Soichi Yoshinaga, Kenichi Wakabayashi, Takatoshi Takai, Tatsuru Morioka, Makoto Okamura +1 more | 2006-12-19 |
| 7053587 | Apparatus for controlling three-phase AC motor on two-phase modulation technique | Takeshi Ito | 2006-05-30 |
| 7005819 | Control apparatus for controlling traction motor equipped in vehicle | Takatoshi Takai, Takeshi Ito | 2006-02-28 |
| 6269290 | Engine-motor hybrid vehicle control apparatus and method having engine performance Lessening compensation | Tsuneyuki Egami, Kazuyoshi Obayashi, Yasumasa Kaji, Keiichiro Banzai, Takeshi Sawada | 2001-07-31 |
| 6232733 | Engine-motor hybrid vehicle control apparatus and method having power transmission device operation compensation function | Kazuyoshi Obayashi, Tsuneyuki Egami | 2001-05-15 |
| 6173574 | Hybrid electric vehicle control apparatus for maximizing vehicle engine operating efficiency | Kazuyoshi Obayashi, Tsuneyuki Egami | 2001-01-16 |
| 6118247 | Drive control apparatus for electric synchronous machine having field winding | Kazuyoshi Obayashi, Tsuneyuki Egami | 2000-09-12 |
| 6018694 | Controller for hybrid vehicle | Tsuneyuki Egami, Hiroshi Fujita, Keiichiro Banzai, Takeshi Sawada, Kazuyoshi Obayashi +3 more | 2000-01-25 |
| 5903128 | Sensorless control system and method of permanent magnet synchronous motor | Hiroyuki Sakakibara, Tomoya Okuno, Kazuyoshi Obayashi | 1999-05-11 |
| 5903129 | Method and apparatus for sensor-less control of permanent magnet synchronous motor | Tomoya Okuno, Hiroyuki Sakakibara, Kazuyoshi Obayashi | 1999-05-11 |
| 5726549 | Sensor-less control apparatus for permanent magnet synchronous motor | Tomoya Okuno, Hiroyuki Sakakibara, Kazuyoshi Obayashi | 1998-03-10 |
| 5650708 | Inverter control apparatus using a two-phase modulation method | Takeshi Sawada, Hiroshi Fujita, Kanji Takeuchi, Tsuneyuki Egami | 1997-07-22 |