Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7281656 | Magnetic card transaction apparatus | Shigeyuki Nagata, Kenji Hirasawa | 2007-10-16 |
| 6637653 | Method of measuring coercive force of a magnetic card | Yukihiko Takita | 2003-10-28 |
| 6629643 | Magnetic card transaction apparatus | Shigeyuki Nagata, Kenji Hirasawa | 2003-10-07 |