Inventor · Gières, FR

Gregory Grefenstette

20Patents
17h-index
17Co-inventors
74Inventor score

Filing activity: Jun 18, 1998 → Jun 10, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6778979B2 System for automatically generating queries Emerging Cross-Sectional Technologies 413 Expired
US6308149A Grouping words with equivalent substrings by automatic clustering based on suffix relationships Physics 260 Expired
US7359851B2 Method of identifying the language of a textual passage using short word and/or n-gram comparisons Physics 249 Expired
US6732090B2 Meta-document management system with user definable personalities Emerging Cross-Sectional Technologies 246 Expired
US6820075B2 Document-centric system with auto-completion Emerging Cross-Sectional Technologies 203 Expired
US6289304A Text summarization using part-of-speech Physics 140 Expired
US6928425B2 System for propagating enrichment between documents Emerging Cross-Sectional Technologies 129 Expired
US6473729B1 Word phrase translation using a phrase index Physics 127 Expired
US7284191B2 Meta-document management system with document identifiers Physics 118 Expired
US6396951B1 Document-based query data for information retrieval Emerging Cross-Sectional Technologies 109 Expired
US7117432B1 Meta-document management system with transit triggered enrichment Physics 100 Expired
US6446035B1 Finding groups of people based on linguistically analyzable content of resources accessed Physics 80 Expired
US7769757B2 System for automatically generating queries Physics 40 Active
US6498567B1 Generic handheld remote control device Electricity 31 Expired
US8219557B2 System for automatically generating queries Physics 28 Active
US6430557B1 Identifying a group of words using modified query words obtained from successive suffix relationships Emerging Cross-Sectional Technologies 21 Expired
US7757168B1 Meta-document and method of managing Physics 21 Expired
US6973423B1 Article and method of automatically determining text genre using surface features of untagged texts Physics 9 Expired
US8219904B2 Meta-document and method of managing Physics 0 Active
US8489384B2 Automatic translation method Physics 0 Active

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