Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7383169 | Method and system for compiling a lexical knowledge base | Lucretia H. Vanderwende, Stephen D. Richardson, Karen Jensen, William B. Dolan | 2008-06-03 |
| 6360197 | Method and apparatus for identifying erroneous characters in text | Andi Wu | 2002-03-19 |
| 6246977 | Information retrieval utilizing semantic representation of text and based on constrained expansion of query words | John Messerly, Stephen D. Richardson, William B. Dolan, Karen Jensen | 2001-06-12 |
| 6161084 | Information retrieval utilizing semantic representation of text by identifying hypernyms and indexing multiple tokenized semantic structures to a same passage of text | John Messerly, Stephen D. Richardson, William B. Dolan, Karen Jensen | 2000-12-12 |
| 6076051 | Information retrieval utilizing semantic representation of text | John Messerly, Stephen D. Richardson, William B. Dolan, Karen Jensen | 2000-06-13 |
| 5999896 | Method and system for identifying and resolving commonly confused words in a natural language parser | Stephen D. Richardson | 1999-12-07 |
| 5966686 | Method and system for computing semantic logical forms from syntax trees | Karen Jensen | 1999-10-12 |
| 5963894 | Method and system for bootstrapping statistical processing into a rule-based natural language parser | Stephen D. Richardson | 1999-10-05 |
| 5752052 | Method and system for bootstrapping statistical processing into a rule-based natural language parser | Stephen D. Richardson | 1998-05-12 |