Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8065534 | Obfuscated state store for rights management system and the like | Xiaoxi Tan, Caglar Gunyakti, Karan Singh Dhillon, Kristian E. Hatlelid | 2011-11-22 |
| 7921106 | Group-by attribute value in search results | Hua Chen, Zaiqing Nie, Qiang Wu, Wei-Ying Ma | 2011-04-05 |