Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055913 | Systems and methods for secure transaction management and electronic rights protection | Victor H. Shear, W. Olin Sibert, Francis J. Spahn, David M. Van Wie | 2011-11-08 |
| 8006087 | Systems and methods for secure transaction management and electronic rights protection | Victor H. Shear, Francis J. Spahn, David M. Van Wie | 2011-08-23 |
| 7984509 | Systems and methods for secure transaction management and electronic rights protection | Victor H. Shear, Francis J. Spahn, David M. Van Wie | 2011-07-19 |
| 7917749 | Systems and methods for secure transaction management and electronic rights protection | Victor H. Shear, Francis J. Spahn, David M. Van Wie | 2011-03-29 |