Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948070 | Systems and methods for secure transaction management and electronic rights protection | Karl Ginter, Francis J. Spahn, David M. Van Wie | 2005-09-20 |
| 6938021 | Methods for matching, selecting, narrowcasting, and/or classifying based on rights management and/or other information | David M. Van Wie, Robert P. Weber | 2005-08-30 |