Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David E. Simmen — 37 Patents

IBM: 32 patents #3,122 of 70,183Top 5%
TUTeradata Us: 3 patents #104 of 510Top 25%
Cisco: 2 patents #5,546 of 13,007Top 45%
Mountain View, CA: #435 of 11,022 inventorsTop 4%
California: #12,909 of 386,348 inventorsTop 4%
Overall (All Time): #88,321 of 4,157,543Top 3%
37 Patents All Time
David E. Simmen has been granted 37 US patents while listed as an inventor at IBM. The first was granted in 1996 and the most recent in November 2021. David E. Simmen ranks #88,321 of 4,157,543 US inventors in our database (top 2.1%). Patent records list David E. Simmen in Mountain View, CA, US.

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11188550 Metrics store system Thomas Haggie, Clint Sharp, Alexander Douglas James, David Ryan Marquardt, Hailun Yan +10 more 2021-11-30 $33,654,000
11055300 Real-time search techniques Steve Yu Zhang, Ledion Bitincka, Vishal Patel 2021-07-06 $78,463,000
11023443 Collaborative planning for accelerating analytic queries Derrick Poo-Ray Kondo, Tongxin Bai, Anjali Betawadkar-Norwood, Aditi Subodh Pandit 2021-06-01 $23,033,000
10452632 Multi-input SQL-MR Ling Yun Wang, Milind Joshi 2019-10-22 $9,778,000
9558251 Transformation functions for compression and decompression of data in computing environments and systems Shant Hovsepian, Jeffrey Davis 2017-01-31 $25,420,000
9418069 Extensible system and method for information extraction in a data processing system Yunyao Li, Frederick R. Reiss, Suresh Thalamati 2016-08-16 $3,753,000
8805834 Extensible system and method for information extraction in a data processing system Yunyao Li, Frederick R. Reiss, Suresh Thalamati 2014-08-12 $3,643,000
8538985 Efficient processing of queries in federated database systems Anjali Betawadkar-Norwood, Hamid Pirahesh 2013-09-17 $4,204,000
8386450 Query optimization technique for obtaining improved cardinality estimates using statistics on pre-defined queries 2013-02-26 $4,239,000
8140596 System and method for the derivation and application of sub-iteration contexts in a transformation operation in a data integration system Armageddon R. Brown 2012-03-20 $2,170,000
7958113 Automatically and adaptively determining execution plans for queries with parameter markers Wei Fan, Guy M. Lohman, Volker Gerhard Markl, Nimrod Megiddo, Jun Rao +1 more 2011-06-07 $3,978,000
7890491 Query optimization technique for obtaining improved cardinality estimates using statistics on automatic summary tables 2011-02-15 $3,434,000
7783625 Using data in materialized query tables as a source for query optimization statistics 2010-08-24 $3,306,000
7716215 System, method, and computer program product for progressive query processing Guy M. Lohman, Marki Volker, Mir Hamid Pirahesh, Vijayshankar Raman 2010-05-11 $5,650,000
7383246 System, method, and computer program product for progressive query processing Guy M. Lohman, Marki Volker, Mir Hamid Pirahesh, Vijayshankar Raman 2008-06-03 $7,325,000
7185004 System and method for reverse routing materialized query tables in a database Mir Hamid Pirahesh 2007-02-27 $7,582,000
7080062 Optimizing database queries using query execution plans derived from automatic summary table determining cost based queries Ting Yu Leung, Yang Sun 2006-07-18 $4,124,000
7007006 Method for recommending indexes and materialized views for a database workload Daniel C. Zilio, Gary Valentin, Guy M. Lohman, Calisto P. Zuzarte, Roberta Jo Cochrane +6 more 2006-02-28 $8,236,000
6993516 Efficient sampling of a relational database Peter J. Haas, Guy M. Lohman, Mir Hamid Pirahesh, Ashutosh Singh, Michael J. Winer +1 more 2006-01-31 $6,009,000
6738755 Query optimization method for incrementally estimating the cardinality of a derived relation when statistically correlated predicates are applied Johann-Christoph Freytag, Guy M. Lohman, Calisto P. Zuzarte 2004-05-18 $9,414,000
6625593 Parallel query optimization strategies for replicated and partitioned tables Ting Yu Leung, Mir Hamid Pirahesh, Tuong Chanh Truong 2003-09-23 $14,600,000
6513034 Deriving uniqueness for indices on summary tables Ting Yu Leung 2003-01-28 $17,722,000
6345267 Method and system for look ahead query evaluation planning based on interesting partition properties Guy M. Lohman, Eugene J. Shekita, Monica Sachiye Urata 2002-02-05 $11,026,000
6339769 Query optimization by transparently altering properties of relational tables using materialized views Roberta Jo Cochrane, George Lapis, Ting Yu Leung, Mir Hamid Pirahesh, Monica Sachiye Urata +2 more 2002-01-15 $19,229,000
6112198 Optimization of data repartitioning during parallel query optimization Guy M. Lohman, Mir Hamid Pirahesh, Eugene J. Shekita, Monica Sachiye Urata 2000-08-29 $31,033,000