Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7489223 | Inductor and method of manufacturing the same | Takeshi Yokoyama, Tomonori Seki | 2009-02-10 |
| 7446639 | Micro power converter and method of manufacturing same | Takeshi Yokoyama | 2008-11-04 |