Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8140323 | Method and system for extracting information from unstructured text using symbolic machine learning | David E. Johnson | 2012-03-20 |
| 6993535 | Business method and apparatus for employing induced multimedia classifiers based on unified representation of features reflecting disparate modalities | Rudolf Maarten Bolle, Norman Haas, Tong Zhang | 2006-01-31 |
| 6925454 | Methodology for creating and maintaining a scheme for categorizing electronic communications | Kathryn K. Lam | 2005-08-02 |
| 6892193 | Method and apparatus for inducing classifiers for multimedia based on unified representation of features reflecting disparate modalities | Rudolf Maarten Bolle, Norman Haas, Tong Zhang | 2005-05-10 |
| 6618722 | Session-history-based recency-biased natural language document search | David E. Johnson | 2003-09-09 |
| 6574624 | Automatic topic identification and switch for natural language search of textual document collections | David E. Johnson | 2003-06-03 |
| 6571225 | Text categorizers based on regularizing adaptations of the problem of computing linear separators | Tong Zhang | 2003-05-27 |
| 6567805 | Interactive automated response system | David E. Johnson, Thilo Goetz | 2003-05-20 |
| 6519580 | Decision-tree-based symbolic rule induction system for text categorization | David E. Johnson, Tong Zhang | 2003-02-11 |
| 6477551 | Interactive electronic messaging system | David E. Johnson | 2002-11-05 |