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

Robert B. Eldridge

PPPhillips Petroleum: 8 patents #209 of 1,401Top 15%
Bartlesville, OK: #235 of 1,143 inventorsTop 25%
Oklahoma: #1,188 of 12,736 inventorsTop 10%
Overall (All Time): #588,786 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6245956 Method for separating sulfone from a hydrocarbon stream having a small concentration of sulfone Keith W. Hovis, Harold R. Hunt 2001-06-12
5723686 Recycle of alcohol in a combined hydroisomerization and etherification process Gary R. Patton 1998-03-03
5600024 Enhanced recovery of alcohol from an ether containing stream Gary R. Patton 1997-02-04
5306859 Alkylation catalyst regeneration utilizing polyvinylpyridine and amine substituted styrene divinylbenzene copolymer contact materials Alan D. Eastman, Ronald G. Abbott 1994-04-26
5264649 Alkylation catalyst regeneration Alan D. Eastman, Ronald G. Abbott, Fu-Ming Lee, David P. Mann, Robert J. Mitchell 1993-11-23
5264647 Alkylation catalyst regeneration Alan D. Eastman, Bruce B. Randolph, Ronald G. Abbott 1993-11-23
5237122 Alkylation catalyst regeneration Alan D. Eastman, Richard L. Anderson, David P. Mann 1993-08-17
5194582 Process to deodorize an odorous poly(mono-1-olefin) Francis X. Mueller, Jr., Ralph C. Farrar, Kenneth W. Willcox, Kiplin D. Cowan, David R. Battiste 1993-03-16
5110319 Process for extracting ethanol from fermentation broths for direct blending into gasoline while preserving the broth for recycling Jim Turpin, Sharon Booth-McGee 1992-05-05