| 5424937 |
Gate drive power source for electric power converter |
Ryuji Iyotani, Hiroshi Narita, Mitsuyuki Hombu, Hidetoshi Aizawa |
1995-06-13 |
| 5105143 |
Control system for automotive charging generator |
Katsuji Marumoto, Keiichi Mashino |
1992-04-14 |
| 5023538 |
PWM inverter apparatus for controlling rotating magnetic flux in a.c. motors |
Nobuyoshi Mutoh, Keijiro Sakai, Hiroshi Fujii |
1991-06-11 |
| 4779709 |
Apparatus for controlling AC elevators |
Nobuo Mitsui, Yoshio Sakai, Masao Nakazato, Mitsuyuki Honbu, Shigeta Ueda +5 more |
1988-10-25 |
| 4779183 |
Method and apparatus for selectively controlling an operation mode of a PWM inverter between an asychronous mode and a synchronous mode modulation |
Nobuyoshi Mutoh, Hideyuki Shimonabe, Satoshi Ibori, Motonobu Hattori, Kenji Nandoh +1 more |
1988-10-18 |
| 4767976 |
Control system for PWM inverter |
Nobuyoshi Mutoh, Motonobu Hattori, Satoshi Ibori, Hideyuki Shimonabe, Kenji Nandoh |
1988-08-30 |
| 4688162 |
Rectifier control apparatus with improved power factor |
Nobuyoshi Mutoh, Keijiro Sakai, Toshio Suzuki, Kenji Nandoh, Ikuo Okajima |
1987-08-18 |
| 4672520 |
Current-source power converting apparatus with self-extinction devices |
Shigeta Ueda, Mitsuyuki Hombu, Kazuo Honda, Katsunori Suzuki, Seiya Shima |
1987-06-09 |
| 4629034 |
Elevator control apparatus |
Hiromi Inaba, Hajime Nakashima, Hisakatsu Kiwaki, Takeki Ando, Toshiaki Kurosawa +1 more |
1986-12-16 |
| 4599549 |
Method and apparatus for controlling PWM inverters |
Nobuyoshi Mutoh, Keijiro Sakai, Akira Ishibashi, Ikuo Okajima |
1986-07-08 |