Inventor · Issaquah, WA, US

Marius Dumitru

42Patents
8h-index
55Co-inventors
78Inventor score

Filing activity: Jun 24, 2003 → Oct 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9619581B2 Constructing queries for execution over multi-dimensional data structures Physics 29 Active
US7694278B2 Data cube script development and debugging systems and methodologies Physics 17 Active
US8478775B2 Efficient large-scale filtering and/or sorting for querying of column based data encoded structures Physics 17 Active
US8645346B2 Composable SQL query generation Physics 17 Active
US7490106B2 Multidimensional database subcubes Emerging Cross-Sectional Technologies 16 Expired
US7937401B2 Multidimensional database query extension systems and methods Emerging Cross-Sectional Technologies 13 Expired
US7970735B2 Cross varying dimension support for analysis services engine Emerging Cross-Sectional Technologies 13 Active
US8898145B2 Query optimization techniques for business intelligence systems Physics 12 Active
US8108399B2 Filtering of multi attribute data via on-demand indexing Physics 8 Active
US7809678B2 Fact dimensions in multidimensional databases Physics 7 Active
US7660811B2 System that facilitates database querying Emerging Cross-Sectional Technologies 5 Expired
US7266550B2 Managing application status information for a computer application Emerging Cross-Sectional Technologies 5 Expired
US9275031B2 Data analysis expressions Physics 4 Active
US7886289B2 Extensibility mechanism for analysis services unified dimensional model Physics 4 Active
US8380748B2 Multidimensional data cubes with high-cardinality attributes Physics 3 Active
US8229923B2 Multidimensional data space queries with expression evaluation Emerging Cross-Sectional Technologies 3 Active
US7328207B2 Extensions for query persistence across requests with dynamic update for writeback Emerging Cross-Sectional Technologies 3 Expired
US7451137B2 Using a rowset as a query parameter Emerging Cross-Sectional Technologies 2 Expired
US7650332B2 Database query tools Emerging Cross-Sectional Technologies 1 Active
US7689703B2 Systems and methods of utilizing and expanding standard protocol Physics 1 Active
US7590638B2 System and method for online analytical processing using dimension attributes and multiple hierarchies where first hierarchy has at least one attribute from the defined dimension not present in the second hierarchy Emerging Cross-Sectional Technologies 1 Expired
US9892143B2 Association index linking child and parent tables Physics 1 Active
US10635673B2 Rule-based joining of foreign to primary key Physics 0 Active
US11036717B2 Trie-structure formulation and navigation for joining Physics 0 Active
US10762289B2 Data analysis expressions Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.