Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393816 | Motor system for directly driving spindles of spinning machine | — | 2002-05-28 |
| 5906092 | Spinning machine with spindle motor control system | — | 1999-05-25 |
| 5196769 | Motor control device | Hiroshi Chiba, Satoshi Miura, Takeshi Obata | 1993-03-23 |
| 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, Satoshi Ibori, Kenji Nandoh +1 more | 1988-10-18 |
| 4767976 | Control system for PWM inverter | Nobuyoshi Mutoh, Akiteru Ueda, Satoshi Ibori, Hideyuki Shimonabe, Kenji Nandoh | 1988-08-30 |
| 4719555 | Electric power control apparatus with first and second fixed time intervals | Noritoshi Tuji, Hideyuki Shimonabe | 1988-01-12 |
| 4622628 | PWM inverter apparatus with digital control | Shigeru Murasaki, Akira Ishibashi, Kenji Nandoh | 1986-11-11 |
| 4562524 | Control apparatus for PWM inverter | Nobuyoshi Mutoh, Keijiro Sakai, Yuichiro Nagato | 1985-12-31 |
| 4527214 | Power inverter with overload protection apparatus | Akira Ishibashi, Hiromi Ishida, Kenji Nandoh | 1985-07-02 |
| 4451112 | Method and apparatus for controlling AC motor | Yasuharu Tamuro, Akira Ishibashi, Kenji Nandoh | 1984-05-29 |