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

Robert A. Kirby

ExxonMobil: 7 patents #1,602 of 10,161Top 20%
RPResolution Pharmaceuticals: 3 patents #4 of 13Top 35%
ALAlliedsignal: 1 patents #1,187 of 2,631Top 50%
Houston, TX: #1,833 of 21,073 inventorsTop 9%
Texas: #12,559 of 125,132 inventorsTop 15%
Overall (All Time): #428,414 of 4,157,543Top 15%
12 Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
5858327 Hydrazino-type N.sub.2 S.sub.2 radionuclide chelating compounds Alfred Pollak, Robert Dunn-Dufault 1999-01-12
5659041 Hydrazino-type radionuclide chelators having an N.sub.3 S configuration Alfred Pollak, Robert Dunn-Dufault 1997-08-19
5574140 Hydrazino-type N.sub.2 S.sub.2 chelators Alfred Pollack, Robert A. DuFault 1996-11-12
4791812 Yarn inspection system Clifton L. Davis 1988-12-20
4729333 Remotely-controllable paravane Jorgen E. Petersen 1988-03-08
4697667 Debris ejector for a seismic vibrator 1987-10-06
4556120 Modular gas-powered subsea seismic source 1985-12-03
4479685 Flexible magnetic electrical connector and cable incorporating that connector 1984-10-30
4381044 Multiple chambered gas powered seismic source 1983-04-26
4353431 Recoil reducing system for gas guns 1982-10-12
4352590 Stabilization of erodible marine or fluviatile sediments William Russel Parker 1982-10-05
4193472 Open-ended seismic source 1980-03-18