Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10228476 | Method for survey data processing compensating for visco-acoustic effects in tilted transverse isotropy reverse time migration | Yi Xie, James Sun | 2019-03-12 |
| 9430742 | Method and apparatus for extracting entity names and their relations | Yimin Zhang | 2016-08-30 |
| 8745093 | Method and apparatus for extracting entity names and their relations | Yimin Zhang | 2014-06-03 |
| 8650025 | Method and apparatus for determining text passage similarity | Weiquan Liu | 2014-02-11 |
| 8117025 | Method and apparatus for determining text passage similarity | Weiquan Liu | 2012-02-14 |
| 7778817 | Method and apparatus for determining text passage similarity | Weiquan Liu | 2010-08-17 |
| 7398196 | Method and apparatus for summarizing multiple documents using a subsumption model | Weiquan Liu | 2008-07-08 |
| 7392238 | Method and apparatus for concept-based searching across a network | Weiquan Liu | 2008-06-24 |
| 7197449 | Method for extracting name entities and jargon terms using a suffix tree data structure | Zengjian Hu, Yimin Zhang | 2007-03-27 |