Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887404 | Security marking system and method for minimizing pirating of data on data media including compact discs and digital versatile discs | David W. Stebbings | 2005-05-03 |
| 6860429 | Security marking system and method for minimizing pirating of data on data media including compact discs and digital versatile discs | David W. Stebbings | 2005-03-01 |