Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637653 | Method of measuring coercive force of a magnetic card | Yoshiharu Uemura | 2003-10-28 |
| 6585156 | Multichannel magnetic head, method of manufacturing a multichannel magnetic head, and a card reader using the same | — | 2003-07-01 |