Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339854 | Using pattern-based result tables to speed up SPARQL queries on RDF graph sets | Souripriya Das, Daniel Lopez, Matthew Perry, Ruben Alejandro Gonzalez Yanez | 2025-06-24 |
| 11822531 | Method and system for using auxiliary tables for RDF data stored in a relational database | Souripriya Das, Matthew Perry | 2023-11-21 |
| 10572485 | In-memory denormalized RDF data | — | 2020-02-25 |
| 8782017 | Representing and manipulating RDF data in a relational database management system | Souripriya Das, Zhe Wu, Melliyal Annamalai, Jogannathan Srinivasan | 2014-07-15 |
| 8768931 | Representing and manipulating RDF data in a relational database management system | Souripriya Das, Zhe Wu, Melliyal Annamalai, Jogannathan Srinivasan | 2014-07-01 |
| 8719250 | Integrating RDF data into a relational database system | Souripriya Das, George Eadon, Jagannathan Srinivasan | 2014-05-06 |
| 8401991 | Database-based inference engine for RDFS/OWL constructs | Zhe Wu, George Eadon, Souripriya Das, Vladimir Kolovski, Melliyal Annamalai +1 more | 2013-03-19 |
| 8214354 | Column constraints based on arbitrary sets of objects | Souripriya Das, George Eadon, Jagannathan Srinivasan | 2012-07-03 |
| 8078646 | Representing and manipulating RDF data in a relational database management system | Souripriya Das, Zhe Wu, Melliyal Annamalai, Jagannathan Srinivasan | 2011-12-13 |
| 7870174 | Reference partitioned tables | George Eadon, Shrikanth Shankar, Ananth Raghavan, Jagannathan Srinivasan, Souripriya Das | 2011-01-11 |
| 7809674 | Supporting B+tree indexes on primary B+tree structures with large primary keys | Souripriya Das, Charles G. Freiwald, Jagannathan Srinivasan, Aravind Yalamanchi | 2010-10-05 |
| 7680862 | Rewriting table functions as SQL strings | Souripriya Das, George Eadon, Jagannathan Srinivasan | 2010-03-16 |
| 7328209 | System for ontology-based semantic matching in a relational database system | Souripriya Das, George Eadon, Jagannathan Srinivasan | 2008-02-05 |
| 7054872 | Online tracking and fixing of invalid guess-DBAs in secondary indexes and mapping tables on primary B+tree structures | Souripriya Das, Aravind Yalamanchi, Jagannathan Srinivasan | 2006-05-30 |
| 6859808 | Mapping logical row identifiers for primary B+tree-like structures to physical row identifiers | Jagannathan Srinivasan, Souripriya Das, Charles G. Freiwald, Aravind Yalamanchi, Mahesh Jagannath +2 more | 2005-02-22 |
| 6826563 | Supporting bitmap indexes on primary B+tree like structures | Jagannathan Srinivasan, Souripriya Das, Charles G. Freiwald, Aravind Yalamanchi | 2004-11-30 |
| 6708178 | Supporting B+tree indexes on primary B+tree structures with large primary keys | Souripriya Das, Charles G. Freiwald, Jagannathan Srinivasan, Aravind Yalamanchi | 2004-03-16 |
| 6546394 | Database system having logical row identifiers | Souripriya Das, Charles G. Freiwald, Aravind Yalamanchi, Ramkumar Krishnan, Jagannathan Srinivasan | 2003-04-08 |