Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487659 | Device and method for conditional authentication | Kohji Suzuki | 2002-11-26 |
| 6336189 | Apparatus and method for data capsule generation | Koji Takeda, Kazuo Saito | 2002-01-01 |