Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9088234 | Motor-driving system | Hiromitsu Suzuki, Hideo Nakai | 2015-07-21 |
| 8169199 | Power supply with overvoltage protection by zero current stagnation detection | Masaki Okamura, Kiyotaka Matsubara, Shungo Tamura, Hideo Nakai | 2012-05-01 |
| 8018195 | AC motor drive control device and method | Makoto Nakamura, Kenji Yamada, Masaki Okamura, Hideto Hanada | 2011-09-13 |
| 7911177 | AC motor drive controller | Hideto Hanada, Makoto Nakamura, Kenji Yamada | 2011-03-22 |
| 7782037 | Power conversion circuit | Masaki Okamura | 2010-08-24 |
| 7772797 | Motor controller | Eiji Sato | 2010-08-10 |
| 7208903 | Control device for alternating-current motor | Hideo Nakai, Yukio Inaguma, Katsuhiro Asano, Hideto Hanada, Masaki Okamura | 2007-04-24 |
| 7199548 | Drive control apparatus and method of alternating current motor | Yukio Inaguma, Hideo Nakai, Masaki Okamura | 2007-04-03 |
| 7129685 | DC/DC converter control system | Hideo Nakai, Kazunari Moriya, Kenji Yamada | 2006-10-31 |
| 7078874 | Control device for alternating-current motor | Hideo Nakai, Yukio Inaguma, Katsuhiro Asano, Hideto Hanada, Masaki Okamura | 2006-07-18 |
| 6841968 | Motor driver circuit and method of controlling the motor driver circuit | Eiji Sato, Hideo Nakai | 2005-01-11 |
| 6630804 | Driving apparatus, power output apparatus, and control method | Kazunari Moriya, Yukio Inaguma, Hideo Nakai, Sumikazu Shamoto, Masayuki Komatsu +1 more | 2003-10-07 |
| 6548984 | Power output device | Sumikazu Shamoto, Shoichi Sasaki, Eiji Sato, Masayuki Komatsu, Kazunari Moriya +1 more | 2003-04-15 |
| 6518736 | Mechanical power outputting apparatus and inverter apparatus | Shoichi Sasaki, Sumikazu Shamoto, Masayuki Komatsu, Kazunari Moriya, Yukio Inaguma | 2003-02-11 |
| 6396244 | Electric element control apparatus, battery system, and inverter motor system | Sumikazu Shamoto, Masayuki Komatsu, Shoichi Sasaki, Tetsuhiro Ishikawa, Yukio Inaguma +1 more | 2002-05-28 |