Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7017825 | IC card and data processing method therefor | Shinichi Tokumitsu | 2006-03-28 |
| 7011252 | IC card and OS activation method for the same | Tatsumi Sumi | 2006-03-14 |
| 6838891 | Semiconductor device | George Nakane | 2005-01-04 |