Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7191459 | Adapter for non-circular disc | Tomoaki Ito, Masakazu Imafuku | 2007-03-13 |
| 6976264 | Adaptor for optical disk | — | 2005-12-13 |
| 6809497 | Drive unit for brushless fan motor and control method thereof | Naruhiko Kudo | 2004-10-26 |
| 6767148 | Optical disk adapter for optical disk label printers | — | 2004-07-27 |
| 6683434 | Drive unit for brushless motor | Naruhiko Kudo | 2004-01-27 |