Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825751 | Data communication apparatus, wristwatch type electronic device, and authentication system | Fusao Suga | 2004-11-30 |
| 6703918 | Portable information equipment, authentication device, authentication system and authentication method | — | 2004-03-09 |
| 6675011 | Communication terminal device with communication controller | — | 2004-01-06 |