PG

Phillip B. Gibbons

AT AT&T: 14 patents #1,246 of 18,772Top 7%
Ncr: 1 patents #1,404 of 2,952Top 50%
AV Avaya: 1 patents #315 of 775Top 45%
Overall (All Time): #327,005 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7047230 Distinct sampling system and a method of distinct sampling for optimizing distinct value query estimates 2006-05-16
6912524 Join synopsis-based approximate query answering Swarup Acharya, Viswanath Poosala, Sridhar Ramaswamy 2005-06-28
6772179 System and method for improving index performance through prefetching Shimin Chen, Todd C. Mowry 2004-08-03
6591291 System and method for providing anonymous remailing and filtering of electronic mail Eran Gabber, David M. Kristol, Yossi Matias, Alain Mayer 2003-07-08
6519604 Approximate querying method for databases with multiple grouping attributes Swarup Acharya, Viswanath Poosala 2003-02-11
6510531 Methods and systems for testing parallel queues 2003-01-21
6477534 Method and system for generating a statistical summary of a database using a join synopsis Swarup Acharya, Viswanath Poosala 2002-11-05
6434590 Methods and apparatus for scheduling parallel processors Guy E. Blelloch, Yossi Matias, Girija Narlikar 2002-08-13
6301640 System and method for modeling and optimizing I/O throughput of multiple disks on a bus Rakesh Barve, Bruce K. Hillyer, Yossi Matias, Elizabeth Shriver, Jeffrey S. Vitter 2001-10-09
6012064 Maintaining a random sample of a relation in a database in the presence of updates to the relation Yossi Matias, Viswanath Poosala 2000-01-04
6009409 System and method for scheduling and controlling delivery of advertising in a communications network Micah Adler, Yossi Matias 1999-12-28
5870752 Incremental maintenance of an approximate histogram in a database system Yossi Matias, Viswanath Poosala, Andrew Witkowski 1999-02-09
5768594 Methods and means for scheduling parallel processors Guy E. Blelloch, Yossi Matias 1998-06-16
5721896 Method for skew resistant join size estimation Sumit Ganguly, Yossi Matias, Abraham Silberschatz 1998-02-24
5689696 Method for maintaining information in a database used to generate high biased histograms using a probability function, counter and threshold values Yossi Matias, Andrew Witkowski 1997-11-18