Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8412515 | System for normalizing a discourse representation structure and normalized data structure | Michael Calcagno | 2013-04-02 |
| 7593846 | Method and apparatus for building semantic structures using self-describing fragments | William D. Ramsey | 2009-09-22 |
| 7464026 | Semantic analysis system for interpreting linguistic structures output by a natural language linguistic analysis system | Michael Calcagno, Lei Zhao, Saliha Azzam, Sonja S. Knoll, Su Chin Chang | 2008-12-09 |
| 7315810 | Named entity (NE) interface for multiple client application programs | Saliha Azzam, Michael Calcagno, David N. Weise, Kevin Roland Powell, Sonja S. Knoll +1 more | 2008-01-01 |
| 7310642 | Methods, apparatus and data structures for facilitating a natural language interface to stored information | Christopher McConnell | 2007-12-18 |
| 7295966 | System for normalizing a discourse representation structure and normalized data structure | Michael Calcagno | 2007-11-13 |
| 7177799 | Semantic analysis system for interpreting linguistic structures output by a natural language linguistic analysis system | Michael Calcagno, Lei Zhao, Saliha Azzam, Sonja S. Knoll, Su Chin Chang | 2007-02-13 |
| 6993475 | Methods, apparatus, and data structures for facilitating a natural language interface to stored information | Christopher McConnell | 2006-01-31 |