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

John Lee — 35 Patents

POPolaroid: 9 patents #69 of 898Top 8%
CHCh2M Hill: 3 patents #4 of 61Top 7%
TSTrimax Safety: 3 patents #3 of 3Top 100%
HP: 3 patents #4,446 of 16,619Top 30%
NPNacuity Pharmaceuticals: 2 patents #5 of 10Top 50%
ATAllnew Chemical Technology: 1 patents #8 of 13Top 65%
TTTenaya Therapeutics: 1 patents #11 of 21Top 55%
The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
GSGilead Sciences: 1 patents #673 of 952Top 75%
South San Francisco, CA: #56 of 1,066 inventorsTop 6%
California: #13,801 of 386,348 inventorsTop 4%
Overall (All Time): #96,519 of 4,157,543Top 3%
35 Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5492795 Squarylium dyes, and processes and intermediates for the preparation thereof Richard M. Allen, Peter K. Chu, Donald A. McGowan, Mark R. Mischke, Socorro M. Ramos +1 more 1996-02-20
5354873 Squarylium dyes, and processes and intermediates for the preparation thereof Richard M. Allen, Peter K. Chu, Donald A. McGowan, Mark R. Mischke, Socorro M. Ramos +1 more 1994-10-11
5231190 Squarylium compounds, and processes and intermediates for the synthesis of these compounds Donald A. McGowan, Paulina P. Garcia, Thomas K. Spencer, Stephen J. Telfer, Michael J. Zuraw 1993-07-27
5227498 Squarylium dyes, and processes and intermediates for the preparation thereof Donald A. McGowan, Mark R. Mischke, Socorro M. Ramos, Stephen J. Telfer 1993-07-13
4781463 Method and apparatus for use in measurement of the position of a line or edge of an object Dennis Rosen 1988-11-01
4668738 Process for promoting syneresis in high rubber ABS latex Eugene R. Moore 1987-05-26
4617402 Novel xanthene compounds and their photographic use Alan L. Borror, Louis Cincotta 1986-10-14
4416971 Novel xanthene compounds and their photographic use Alan L. Borror, Louis Cincotta 1983-11-22
4315387 Ground anchor stake device Benton Schrougham 1982-02-16
4309797 Coupling device for animal collars Benton Schrougham 1982-01-12