Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7953668 | Method and apparatus for reserving digital rights | Jiang Zhang, Alexander Medvinsky | 2011-05-31 |
| 7877600 | Method and apparatus for distributing root certification | Xin Qiu, Eric J. Sprunk | 2011-01-25 |
| 7865723 | Method and apparatus for multicast delivery of program information | Alexander Medvinsky | 2011-01-04 |