Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10102222 | Semantic geotokens | Daniel Francis Lieuwen, Andrew W. Hogue, Gregory Allen Morris | 2018-10-16 |
| 9582548 | Semantic geotokens | Daniel Francis Lieuwen, Andrew W. Hogue, Greg Morris | 2017-02-28 |
| 8949277 | Semantic geotokens | Daniel Francis Lieuwen, Andrew W. Hogue, Gregory Allen Morris | 2015-02-03 |
| 7376620 | System and method for measuring the quality of information retrieval | David B. Kay, Mark Angel, Shafi Mohammed, Catherine Wormington | 2008-05-20 |