Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248926 | Control apparatus for induction motor and electric rolling stock | Kazuyoshi Kotake, Takeshi Kawazoe | 1993-09-28 |
| 4825131 | Control system for induction motor driven electric car | Yoshio Nozaki, Shigetoshi Okamatsu | 1989-04-25 |
| 4752723 | Chopper control system | Makoto Nohmi, Eiji Kozu | 1988-06-21 |
| 4684859 | Chopper control system | Makoto Nohmi, Shoji Miyamoto, Hiroyasu Oshima | 1987-08-04 |