Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7421081 | Method and apparatus for generating hierarchical keys of digital assets | Jian Zhang, Ling Shao, Yun Zhang Pei | 2008-09-02 |
| 7373653 | Channel merging method for VOD system | Yun Zhang Pei, Ling Shao | 2008-05-13 |
| 7296159 | Key distribution in a conditional access system | Jian Zhang, Zong Wei Liu, Ling Shao | 2007-11-13 |
| 7207006 | Run-time hypervideo hyperlink indicator options in hypervideo players | Ephraim Feig, Jeane Chen, Yimin Gan | 2007-04-17 |
| 7087373 | Methods for determining plasma free drug concentration by direct measurement of binding affinity of protease inhibitors to plasma proteins | Wei CAO, John W. Erickson | 2006-08-08 |