Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639811 | Switching power supply unit | Tatsuya Hosotani | 2003-10-28 |
| 6631079 | Switching power supply apparatus having plural outputs and plural output voltage detection | Tatsuya Hosotani, Takahiro Minagawa | 2003-10-07 |
| 6611436 | Switching power supply unit having a regulator circuit and electronic apparatus using the same | Akio Nishida | 2003-08-26 |
| 6583697 | Transformer | Takanori Koyama, Tatsuya Hosotani | 2003-06-24 |
| 6577511 | Switching power supply unit and electronic apparatus using the same | Satoshi Yamaguchi, Akio Nishida | 2003-06-10 |
| 6559750 | Transformer and electrical device using the same | Takanori Koyama, Tatsuya Hosotani | 2003-05-06 |
| 6549430 | Switching power supply circuit having constant current circuit | Tatsuya Hosotani | 2003-04-15 |
| 6532159 | Switching power supply unit | Akio Nishida | 2003-03-11 |