Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9477761 | Search method, search apparatus and search engine system | Chao Tang, Xiaoxun Zhang, GuiRong Xue | 2016-10-25 |
| 8959080 | Search method, search apparatus and search engine system | Chao Tang, Xiaoxun Zhang, GuiRong Xue | 2015-02-17 |