HJ

Hakan Jakobsson

Oracle: 31 patents #209 of 14,854Top 2%
AM Amazon: 2 patents #7,121 of 19,158Top 40%
GA Gkn Aerospace Sweden Ab: 1 patents #23 of 61Top 40%
Overall (All Time): #102,988 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 25 most recent of 34 patents

Patent #TitleCo-InventorsDate
10592506 Query hint specification Neil Thombre, Zelaine Fong, Stefano Stefani, Anurag Windlass Gupta 2020-03-17
9822652 Supporting structure for a gas turbine engine Roger Sjöqvist, Dan Gustafsson 2017-11-21
9372889 Incremental statistics update Zelaine Fong 2016-06-21
9336275 Hash join using collaborative parallel filtering in intelligent storage with offloaded bloom filters Dmitry Potapov, Yiu Woon Lau, Umesh Panchaksharaiah, Poojan Kumar 2016-05-10
8825678 Hash join using collaborative parallel filtering in intelligent storage with offloaded bloom filters Dmitry Potapov, Yiu Woon Lau, Umesh Panchaksharaiah, Poojan Kumar 2014-09-02
8224813 Cost based analysis of direct I/O access Sanjay Kaluskar, Varun Sagar Malhotra, Tirthankar Lahiri, Juan R. Loaiza, Sumanta Chatterjee +2 more 2012-07-17
7756853 Frequent itemset counting using subsets of bitmaps Wei Li, Ari Mozes 2010-07-13
7324985 Methods and systems for database statement execution plan optimization Sanjay Kaluskar, Namit Jain, Graham Wood 2008-01-29
7213012 Optimizer dynamic sampling William McKenna, Mohamed Ziauddin 2007-05-01
7167852 Systems and methods for increasing allowable join orders in query optimization Rafi Ahmed 2007-01-23
7092931 Methods and systems for database statement execution plan optimization Sanjay Kaluskar, Namit Jain, Graham Wood 2006-08-15
6965891 Method and mechanism for partition pruning Mohamed Zait, Benoit Dageville 2005-11-15
6957211 Query optimizer cost model Mikhail Tyulenev, Mohamed Ziauddin 2005-10-18
6615206 Techniques for eliminating database table joins based on a join index Ari Mozes, Andrew Witkowski, Fei Ge 2003-09-02
6377943 Initial ordering of tables for database queries 2002-04-23
6266662 Bitmap segmentation Cetin Ozbutun, Jeffrey Ira Cohen, Michael Depledge, Alexander C. Ho 2001-07-24
6205442 Bitmap index compression Jeffrey Ira Cohen, Michael Depledge, Mark Kremer, Cetin Ozbutun, Quoc Tai Tran 2001-03-20
6195656 Bitmap segmentation Cetin Ozbutun, Jeffrey Ira Cohen, Mark Kremer, Michael Depledge, Quoc Tai Tran +2 more 2001-02-27
6144957 Method and apparatus for using incompatible types of indexes to process a single query Jeffrey Ira Cohen, Cetin Ozbutun, Michael Depledge 2000-11-07
6141656 Query processing using compressed bitmaps Cetin Ozbutun, Jeffrey Ira Cohen, Michael Depledge, Julian Hyde, Mark Kremer +1 more 2000-10-31
6081800 Creating bitmaps from multi-level identifiers Cetin Ozbutun, Michael Depledge, Mark Kremer, Jeffrey Ira Cohen, Quoc Tai Tran +1 more 2000-06-27
6067540 Bitmap segmentation Cetin Ozbutun, Jeffrey Ira Cohen, Mark Kremer, Michael Depledge, Quoc Tai Tran +2 more 2000-05-23
5974408 Method and apparatus for executing a query that specifies a sort plus operation Jeffrey Ira Cohen, Cetin Ozbutun, Michael Depledge 1999-10-26
5963935 Combining bitmaps within a memory limit Cetin Ozbutun, Jeffrey Ira Cohen, Michael Depledge, Julian Hyde, Mark Kremer +1 more 1999-10-05
5963932 Method and apparatus for transforming queries Michael Depledge, Jeffrey Ira Cohen, Cetin Ozbutun 1999-10-05