Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DM

Douglas James McMahon

Oracle: 31 patents #209 of 14,854Top 2%
Redwood City, CA: #253 of 5,061 inventorsTop 5%
California: #16,431 of 386,348 inventorsTop 5%
Overall (All Time): #115,857 of 4,157,543Top 3%
31 Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
6606627 Techniques for managing resources for multiple exclusive groups Christine Pae Guthrie, Jesper Andersen 2003-08-12
6587854 Virtually partitioning user data in a database system Christine Pae Guthrie, Jesper Andersen, Chon Hei Lei 2003-07-01
6487552 Database fine-grained access control Chon Hei Lei 2002-11-26
5787410 Method and apparatus for storing and retrieving data in multiple languages simultaneously using a fully-populated sub-table 1998-07-28
5784699 Dynamic memory allocation in a computer using a bit map index George Buzsaki 1998-07-21
5758062 Method and apparatus for regression testing of application logic George Buzsaki 1998-05-26