Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11107620 | Coil component | Hiroyuki Momoi | 2021-08-31 |
| 7443278 | Coil device, composite coil device, and transformer device | Yoshio Kawahata, Naoki Sasaki | 2008-10-28 |
| 7161308 | High-voltage discharge lamp operating device | Naoki Sasaki | 2007-01-09 |