Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6927556 | Switching power supply apparatus | Tatsuya Hosotani | 2005-08-09 |
| 6583697 | Transformer | Tatsuya Hosotani, Hiroshi Takemura | 2003-06-24 |
| 6559750 | Transformer and electrical device using the same | Tatsuya Hosotani, Hiroshi Takemura | 2003-05-06 |