Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658568 | Trusted infrastructure support system, methods and techniques for secure electronic commerce transaction and rights management | Karl Ginter, Victor H. Shear, Francis J. Spahn, David M. Van Wie | 2003-12-02 |
| 6618484 | Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels | David M. Van Wie | 2003-09-09 |