Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570490 | Contactless IC card | Takeshi Saitoh, Tomoaki Ishifuji | 2003-05-27 |
| 6527177 | Automatic identification equipment and IC cards | Tomoaki Ishifuji | 2003-03-04 |
| 6508400 | Automatic identification equipment and IC cards | Tomoaki Ishifuji | 2003-01-21 |