Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884182 | Current source power converting apparatus with overvoltage protection | Takeki Ando, Kiyoshi Nakamura, Hiromi Inaba, Toshiaki Kurosawa, Masao Nakazato +1 more | 1989-11-28 |