Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11803596 | Efficient forward ranking in a search engine | Knut Magne Risvik, Michael J. Hopcroft, John G. Bennett, Karthik Kalyanaraman, Trishul Chilimbi +2 more | 2023-10-31 |
| 10437892 | Efficient forward ranking in a search engine | Knut Magne Risvik, Michael J. Hopcroft, John G. Bennett, Karthik Kalyanaraman, Trishul Chilimbi +2 more | 2019-10-08 |
| 9959347 | Multi-layer search-engine index | Hui Shen, Mao Yang, Lintao Zhang, Zhenyu Zhao, Xiao Wu +3 more | 2018-05-01 |
| 9424351 | Hybrid-distribution model for search engine indexes | Knut Magne Risvik, Michael J. Hopcroft, John G. Bennett, Karthik Kalyanaraman, Trishul Chilimbi +2 more | 2016-08-23 |
| 8959077 | Multi-layer search-engine index | Hui Shen, Mao Yang, Lintao Zhang, Zhenyu Zhao, Xiao Wu +3 more | 2015-02-17 |
| 8738598 | Checkpointing iterators during search | Lukas Biewald, Nitay Joffe, Andrew Alan James | 2014-05-27 |
| 8713024 | Efficient forward ranking in a search engine | Knut Magne Risvik, Michael J. Hopcroft, John G. Bennett, Karthik Kalyanaraman, Trishul Chilimbi +2 more | 2014-04-29 |
| 8639708 | Fact-based indexing for natural language search | Martin Henk Van Den Berg, Daniel G. Bobrow, Robert D. Cheslow, Barney Pell, Giovanni Lorenzo Thione | 2014-01-28 |
| 8620907 | Matching funnel for large document index | Knut Magne Risvik, Michael J. Hopcroft, John G. Bennett, Karthik Kalyanaraman, Trishul Chilimbi +1 more | 2013-12-31 |
| 8316036 | Checkpointing iterators during search | Lukas Biewald, Nitay Joffe, Andrew Alan James | 2012-11-20 |
| 8280721 | Efficiently representing word sense probabilities | Rion Langley Snow, Giovanni Lorenzo Thione, Scott A. Waterman, Timothy M. Converse | 2012-10-02 |
| 8229730 | Indexing role hierarchies for words in a search index | Martin Henk Van Den Berg, Giovanni Lorenzo Thione, Richard Crouch | 2012-07-24 |
| 8229970 | Efficient storage and retrieval of posting lists | Giovanni Lorenzo Thione, Barney Pell, Lukas Biewald, Brendan O'Connor | 2012-07-24 |
| 7984032 | Iterators for applying term occurrence-level constraints in natural language searching | Giovanni Lorenzo Thione, Barney Pell, Richard Crouch | 2011-07-19 |
| 7827523 | Query serving infrastructure providing flexible and expandable support and compiling instructions | Nawaaz Ahmed, Robert Travis | 2010-11-02 |
| 7634466 | Realtime indexing and search in large, rapidly changing document collections | Daniel E. Rose, Jianchang Mao | 2009-12-15 |
| 7594258 | Access control systems and methods using visibility tokens with automatic propagation | Jianchang Mao, Zhichen Xu, John C. Wang, Albert Meltzer | 2009-09-22 |
| 5768593 | Dynamic cross-compilation system and method | Jorg Anthony Brown | 1998-06-16 |
| 5699539 | Virtual memory management system and method using data compression | Jonathan Forrest Garber, Jorg Anthony Brown | 1997-12-16 |
| 5617552 | Lossless data compression system and method | Jonathan Forrest Garber, Jorg Anthony Brown | 1997-04-01 |