Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338558 | Induction motor control system and method | Shigetoshi Okamatsu, Takashi Tsuboi, Masahiko Ibamoto | 1982-07-06 |
| 4335337 | Control system for electric motor vehicle | Shigetoshi Okamatsu, Takashi Tsuboi, Masahiko Ibamoto | 1982-06-15 |
| 4327313 | Control apparatus for electric car | Takashi Tsuboi, Shigetoshi Okamatsu, Masahiko Ibamoto, Eiji Kozu | 1982-04-27 |
| 4315203 | Control system for induction motor-driven car | Masahiko Ibamoto, Noboru Oouchi, Shigetoshi Okamatsu | 1982-02-09 |