Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121283 | Overcurrent protective circuit for electrostatic self-turn-off devices | Shigeyuki Baba, Hiroshi Fujii, Takatsugu Kanbara, Kenji Nandoh | 1992-06-09 |
| 5091823 | Inverter device | Takatsugu Kanbara, Hiroshi Asabuki, Kengo Hasegawa, Kenji Nandou, Takehiko Yanagida +4 more | 1992-02-25 |
| RE33519 | Method and apparatus for controlling induction motor | Tadao Shimotu, Masatomo Yabu | 1991-01-15 |
| 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, Akiteru Ueda, Hideyuki Shimonabe, Motonobu Hattori, Kenji Nandoh +1 more | 1988-10-18 |
| 4767976 | Control system for PWM inverter | Nobuyoshi Mutoh, Akiteru Ueda, Motonobu Hattori, Hideyuki Shimonabe, Kenji Nandoh | 1988-08-30 |
| 4689542 | Method and apparatus for controlling induction motor | Tadao Shimotu, Masatomo Yabu | 1987-08-25 |
| 4516065 | Control apparatus for AC motors | Hisakazu Ninomiya, Hiroshi Nagase, Sadayuki Igarashi, Hiroshi Sugai | 1985-05-07 |
| 4451771 | Apparatus for controlling AC motor | Hiroshi Nagase, Hisakazu Ninomiya | 1984-05-29 |