Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438004 | Power conversion apparatus utilizing soft switching resonant snubber circuitry | Katsuaki Tanaka, Kazuyuki Itoh | 2002-08-20 |
| 6414854 | Driving device and method of switching element in power conversion apparatus using current-controlled semiconductor switching element | Kazuyuki Itoh, Katsuaki Tanaka, Yoshinobu Takayanagi | 2002-07-02 |
| 6353543 | Switching circuit of power conversion apparatus | Kazuyuki Itoh, Katsuaki Tanaka | 2002-03-05 |
| 6351107 | Driving device of switching element in power conversion device using current control semiconductor switching element | — | 2002-02-26 |