RE

Randy L. Egan

IBM: 30 patents #3,369 of 70,183Top 5%
Overall (All Time): #125,421 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 25 most recent of 30 patents

Patent #TitleCo-InventorsDate
10387411 Determining a density of a key value referenced in a database query over a range of rows Paul Reuben Day, Roger A. Mittelstadt 2019-08-20
9218394 Reading rows from memory prior to reading rows from secondary storage Rafal P. Konik, Roger A. Mittelstadt, Mark W. Theuer 2015-12-22
9129037 Disappearing index for more efficient processing of a database query Roger A. Mittelstadt, Brian R. Muras 2015-09-08
8977601 Disappearing index for more efficient processing of a database query Roger A. Mittelstadt, Brian R. Muras 2015-03-10
8745033 Database query optimization using index carryover to subset an index Paul Reuben Day, Roger A. Mittelstadt 2014-06-03
8473484 Identifying impact of installing a database patch Rafal P. Konik, Roger A. Mittelstadt, Mark W. Theuer 2013-06-25
8412700 Database query optimization using index carryover to subset an index Paul Reuben Day, Roger A. Mittelstadt 2013-04-02
8396858 Adding entries to an index based on use of the index Roger A. Mittelstadt, Brian R. Muras 2013-03-12
8396861 Determining a density of a key value referenced in a database query over a range of rows Paul Reuben Day, Roger A. Mittelstadt 2013-03-12
8386445 Reorganizing database tables Rafal P. Konik, Roger A. Mittelstadt, Mark W. Theuer 2013-02-26
8380703 Feedback loop between a query optimizer and a cache manager Rafal P. Konik, Roger A. Mittelstadt, Mark W. Theuer 2013-02-19
8290936 Executing a query plan with display of intermediate results Paul Reuben Day, Roger A. Mittelstadt, Brian R. Muras 2012-10-16
8275761 Determining a density of a key value referenced in a database query over a range of rows Paul Reuben Day, Roger A. Mittelstadt 2012-09-25
8140520 Embedding densities in a data structure Paul Reuben Day, Roger A. Mittelstadt 2012-03-20
8140517 Database query optimization using weight mapping to qualify an index Paul Reuben Day, Roger A. Mittelstadt, Dale M. Stahl 2012-03-20
8015191 Implementing dynamic processor allocation based upon data density Paul Reuben Day, Roger A. Mittelstadt 2011-09-06
7783661 Method and apparatus for optimizing queries in a logically partitioned computer system Paul Reuben Day, Robert Douglas Driesch, Jr., Jeffrey W. Tenner 2010-08-24
7756856 Method and apparatus for optimizing queries in a logically partitioned computer system Paul Reuben Day, Robert Douglas Driesch, Jr., Jeffrey W. Tenner 2010-07-13
7653826 Method and apparatus for query optimization and management of sleepy drives Paul Reuben Day, Roger A. Mittelstadt, Brian R. Muras 2010-01-26
7346612 Method and apparatus for optimizing queries in a logically partitioned computer system Paul Reuben Day, Robert Douglas Driesch, Jr., Jeffrey W. Tenner 2008-03-18
7020647 Utilize encoded vector indexing for database grouping Kevin James Kathmann 2006-03-28
7007009 Representation for data used in query optimization Robert Joseph Bestgen, Curtis Boger, John D. Dietel 2006-02-28
6996556 Metadata manager for database query optimizer Curtis Boger, John Francis Edwards, Michael S. Faunce 2006-02-07
6931395 Method and apparatus for optimizing queries in a logically partitioned computer system Paul Reuben Day, Robert Douglas Driesch, Jr., Jeffrey W. Tenner 2005-08-16
6405187 Utilizing encoded vector indexes for statistics in database processing Kevin James Kathmann, Gary R. Ricard, Thuan Quang Bui 2002-06-11