Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942156 | Noncontact IC card | Norihiko Yamazaki, Shinichi Matsumura | 2005-09-13 |
| 6853280 | Method of magnetizing magnetic sheet and magnetization apparatus | Toshiaki Sugawara, Shinichi Matsumura, Kazuto Kawamata | 2005-02-08 |