| 7224133 |
Control apparatus, dual chip inverter and single chip inverter of AC motors |
Junnosuke Nakatsugawa, Tsuyoshi Tanaka, Kenji Sakurai |
2007-05-29 |
| 6828752 |
Driving equipment and semiconductor equipment for alternating-current motor |
Junnosuke Nakatsugawa, Hitoshi Ohura, Tsuyoshi Tanaka, Yukio Kawabata |
2004-12-07 |
| 5463299 |
Current controller for controlling a current flowing in a load using a PWM inverter and method used thereby |
Motoo Futami, Yasuo Notohara, Tooru Kitayama |
1995-10-31 |
| 5381584 |
Vacuum cleaner |
Fumio Jyoraku, Hisao Suka, Yoshitaro Ishii, Hisanori Toyoshima, Mitsuhisa Kawamata +6 more |
1995-01-17 |
| RE34286 |
Method and apparatus for operating vacuum cleaner |
Hisanori Toyoshima, Fumio Jyoraku, Yoshitaro Ishii, Kazuo Tahara, Haruo Koharagi +4 more |
1993-06-22 |
| 5184057 |
Control method and device for AC motor |
Keijiro Sakai, Yuzuru Kubota, Takashi Ikimi, Nobuyoshi Mutoh, Mitsuyuki Honbu |
1993-02-02 |
| 4980617 |
Speed control apparatus of movable equipment |
Fumio Tajima, Hiroshi Katayama, Kunio Miyashita, Seiichi Narushima, Jun Ohya +1 more |
1990-12-25 |
| 4958406 |
Method and apparatus for operating vacuum cleaner |
Hisanori Toyoshima, Fumio Jyoraku, Yoshitaro Ishii, Kazuo Tahara, Haruo Koharagi +4 more |
1990-09-25 |
| 4879502 |
Speed control apparatus and method for motors |
Nobuaki KATO, Kenichi Iizuka, Fumio Tajima |
1989-11-07 |
| 4726738 |
Motor-driven compressor provided with torque control device |
Yozo Nakamura, Naoyuki Tanaka, Shigeru Machida, Akira Arai, Yoshihisa Uneyama +4 more |
1988-02-23 |