Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4568838 | Control circuit for a semiconductor element with a control electrode | Kazuo Honda, Shuji Musha | 1986-02-04 |
| 4549258 | Inverter device using gate turn-off thyristors | Mitsuyuki Honbu, Katsunori Suzuki, Yoshiki Kajita | 1985-10-22 |
| 4549259 | Gate control circuit for current-type inverter apparatus | Shigeta Ueda, Mitsuyuki Hombu | 1985-10-22 |
| 4480299 | Method of controlling the output voltage of a pulse width modulation inverter | Nobuyoshi Muto, Keijiro Sakai, Kenji Nandoh | 1984-10-30 |
| 4456836 | Gate circuit for gate turn-off thyristor | Kazuo Honda, Hiroshi Fukui, Hisao Amano, Shuji Musha | 1984-06-26 |
| 4437051 | Method and apparatus for controlling induction motor | Nobuyoshi Muto, Hiroshi Nagase, Keijiro Sakai | 1984-03-13 |
| 4420718 | Control system for induction motor using inverter for AC power supply | Keijiro Sakai, Mitsuyuki Honbu | 1983-12-13 |
| 4419615 | Method of controlling pulse width modulated inverter for use in induction motor drive | Nobuyoshi Muto, Keijiro Sakai | 1983-12-06 |
| 4384248 | Method and apparatus for detecting shortcircuit in arm of GTO inverter | Kazuo Honda, Takeo Maeda | 1983-05-17 |
| 4367520 | Method and apparatus for controlling pulse width modulation inverter circuit | Nobuyoshi Muto, Shigeki Morinaga, Yasuyuki Sugiura | 1983-01-04 |
| 4276589 | Twelve-step current source inverter | Tadashi Okawa, Mitsuyuki Honbu, Takanori Shibata, Toshio Kawaguchi | 1981-06-30 |
| 4231083 | Power conversion apparatus | Kazuo Honda, Nobuyoshi Muto | 1980-10-28 |
| 4188663 | Protective device of a current source inverter | Tadashi Okawa, Mitsuyuki Honbu | 1980-02-12 |