Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639811 | Switching power supply unit | Hiroshi Takemura | 2003-10-28 |
| 6631079 | Switching power supply apparatus having plural outputs and plural output voltage detection | Hiroshi Takemura, Takahiro Minagawa | 2003-10-07 |
| 6590790 | Switching power supply device | Tomohiro Yamada, Kentaro Takahashi | 2003-07-08 |
| 6583697 | Transformer | Takanori Koyama, Hiroshi Takemura | 2003-06-24 |
| 6559750 | Transformer and electrical device using the same | Takanori Koyama, Hiroshi Takemura | 2003-05-06 |
| 6549430 | Switching power supply circuit having constant current circuit | Hiroshi Takemura | 2003-04-15 |