Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453420 | System, method and article of manufacture for authorizing the use of electronic content utilizing a laser-centric medium | — | 2002-09-17 |
| 6405203 | Method and program product for preventing unauthorized users from using the content of an electronic storage medium | — | 2002-06-11 |