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

David Lawrence Cooke — 4 Patents

Chevron: 3 patents #1,350 of 4,788Top 30%
NCNovacor Chemicals: 1 patents #8 of 17Top 50%
San Rafael, CA: #265 of 869 inventorsTop 35%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,191,235 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9545649 Method for safely and quickly shutting down and cleaning a hydroprocessing reactor of spent catalyst via a water flooding technique Jeff William Johns, Steven Alden Souers, Douglas Gayle McDaniel, David Bosi 2017-01-17
9352369 Equipment for use in corrosive environments and methods for forming thereof Edwin Hall Niccolls, Grzegorz Jan Kusinski 2016-05-31
9317635 Processes and systems for predicting corrosion Andrew O'Connor, Kyrolos Paul El Giheny, Sara Christine Parten, Benjamin Roy Crowder, Eugene Vladimirovich Stepanov +2 more 2016-04-19
5550193 Melt fracture elimination in film production Ramen Chiu, Joseph Taylor, Shivendra Goyal, Robert E. Oswin 1996-08-27