Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643152 | DC power supply device | Norikazu Tokunaga, Kenichi Onda, Takeshi Onaka, Satoru Masuyama, Katsunori Hayashi | 2003-11-04 |
| 6603671 | Synchronized rectifier voltage step down DC-DC converter and control circuit therefor | Norikazu Tokunaga, Kenichi Onda, Takeshi Onaka, Akihiko Kanouda | 2003-08-05 |
| 6580597 | Voltage regulator module for micro processor and CPO using a super capacitor | Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Morinobu Endo | 2003-06-17 |
| 6567261 | DC-DC step-down converter with super capacitor | Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Morinobu Endo | 2003-05-20 |
| 6507507 | DC power supply device | Norikazu Tokunaga, Kenichi Onda, Takeshi Onaka, Satoru Masuyama, Katsunori Hayashi | 2003-01-14 |