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

David A. Epstein

IBM: 11 patents #9,995 of 70,183Top 15%
GPGmg Pen: 5 patents #1 of 1Top 100%
TFThermo Fisher: 5 patents #434 of 2,015Top 25%
INInvitrogen: 1 patents #101 of 207Top 50%
Atlanta, GA: #157 of 7,950 inventorsTop 2%
Georgia: #751 of 35,610 inventorsTop 3%
Overall (All Time): #123,029 of 4,157,543Top 3%
30 Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5787535 Chain saw multi-tool 1998-08-04
5423040 System and method for efficiently executing directed acyclic graphs Glenn Gregory Gilley, Kevin P. McAuliff 1995-06-06
5402532 Direct display of CSG expression by use of depth buffers Jaroslaw R. Rossignac, Jeffrey W. Wu 1995-03-28
5347652 Method and apparatus for saving and retrieving functional results Glenn Gregory Gilley, Kevin P. McAuliffe 1994-09-13
5027292 Multiple depth buffers for graphics and solid modelling Jaroslaw R. Rossignac, Nader Gharachorloo, Frederik Jansen, Christos S. Zoulas 1991-06-25