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USPTO Patent Rankings Data through Dec 31, 2025
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Benjamin J. Kaufman — 79 Patents

Chevron: 78 patents #19 of 4,788Top 1%
DCDsm Copolymer: 1 patents #10 of 28Top 40%
Wappingers Falls, NY: #17 of 884 inventorsTop 2%
New York: #874 of 115,490 inventorsTop 1%
Overall (All Time): #23,150 of 4,157,543Top 1%
79 Patents All Time
Benjamin J. Kaufman has been granted 79 US patents while listed as an inventor at Chevron. The first was granted in 1982 and the most recent in December 2004. Benjamin J. Kaufman ranks #23,150 of 4,157,543 US inventors in our database (top 0.56%). Patent records list Benjamin J. Kaufman in Wappingers Falls, NY, US.

Issued Patents All Time

Showing 1–25 of 79 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6835217 Fuel composition containing friction modifier Thomas F. DeRosa, Frank J. DeBlase, Michael G. Rawdon, James R. Ketcham, Bryce Alexander Wyman 2004-12-28
6743266 Fuel additive composition for improving delivery of friction modifier Thomas F. DeRosa, Frank J. DeBlase, Thomas Hayden, Michael G. Rawdon, James R. Ketcham +2 more 2004-06-01
6589302 Friction modifier for poor lubricity fuels Thomas F. DeRosa, Thomas Cangelosi, Serge A. Cryvoff, Frank J. DeBlase, Thomas Hayden +3 more 2003-07-08
6524353 Method of enhancing the low temperature solution properties of a gasoline friction modifier Thomas F. de Rosa, Frank J. DeBlase, James R. Ketcham, Michael G. Rawdon, Max R. Cesar 2003-02-25
6372000 Hydrocarbyl polyoxyalkylene aminoalcohol and fuel composition containing same Thomas F. DeRosa, Joseph M. Russo, James R. Ketcham, Richard V. Kessler, Frank J. DeBlase 2002-04-16
6346128 Two-cycle engine fuel composition and method for using same Thomas F. DeRosa, Jeffrey M. Burns, Robert J. Bacchi, Serge A. Cryvoff, James R. Ketcham 2002-02-12
6001142 Polyoxyalkylene urethane and fuel composition containing same Joseph M. Russo, Thomas F. DeRosa 1999-12-14 $123,444,000
5935276 Method of impeding the evaporation of a solvent and compositions useful therein Thomas F. DeRosa, Joseph M. Russo, James R. Ketcham 1999-08-10 $151,489,000
5925151 Detergent additive compositions for diesel fuels Elaine C. DeCanio, Sheldon Herbstman, Brian L. Papke 1999-07-20 $289,053,000
5567211 Motor fuel detergent additives Joseph M. Russo, Christopher S. Liu, Thomas F. DeRosa, Scott O. Lindholm, James R. Ketcham 1996-10-22 $27,109,000
5558684 Stabilized fuel additive composition Thomas F. DeRosa, Joseph M. Russo, Joseph T. Mastropierro 1996-09-24 $32,177,000
5558685 Non-metallic anti-knock fuel additive Thomas F. DeRosa, William M. Studzinski, Joseph M. Russo, Robert T. Hahn 1996-09-24 $32,177,000
5536280 Non-metallic anti-knock fuel additive Thomas F. DeRosa, William M. Studzinski, Joseph M. Russo, Robert T. Hahn 1996-07-16 $42,029,000
5534171 Process for making a polymeric lubricant additive designed to enhance anti-wear, anti-oxidancy, and dispersancy thereof Thomas F. DeRosa, Nicholas Benfaremo, Maria M. Kapuscinski, Rosemary J. Jennejahn 1996-07-09
5527364 Fuel additive and motor fuel composition Joseph M. Russo, Thomas F. DeRosa 1996-06-18 $46,515,000
5516442 Polymeric thioheterocyclic rust and corrosion inhibiting marine diesel engine lubricant additives Joseph M. Russo, Rodney L. Sung, Thomas F. DeRosa 1996-05-14 $41,522,000
5491256 Composition of matter for aliphatic-aromatic ureas, biurets, and allophanates as nitric oxide reducing agents in diesel emissions Thomas F. DeRosa, Rodney L. Sung 1996-02-13 $19,102,000
5472627 Polymeric lubricant additive designed to enhance anti-wear, anti-oxidancy, and dispersancy thereof Thomas F. DeRosa, Nicholas Benfaremo, Maria M. Kapuscinski, Rosemary J. Jennejahn 1995-12-05 $18,821,000
5468264 Non-metallic anti-knock fuel additive Thomas F. DeRosa, William M. Studzinski, Joseph M. Russo, Robert T. Hahn 1995-11-21 $21,070,000
5424366 Multifunctional viscosity index improver containing phenothiazine Maria M. Kapuscinski, Theodore E. Nalesnik, Robert T. Biggs 1995-06-13 $7,373,000
5366518 Motor fuel additive and fuel composition Thomas F. DeRosa, Joseph M. Russo, Rodney L. Sung 1994-11-22 $28,218,000
5356999 Multifunctional viscosity index improvers based on polymers containing sulfonamides Maria M. Kapuscinski, Robert T. Biggs 1994-10-18 $28,534,000
5322528 Composition of matter for high temperature phenolphthalein-, phenolphmalide-, fluorene-, xanthane-, and anthrone-s-triazines that are soluble in diesel fuel Rodney Lu-Dai Sung, Thomas F. DeRosa 1994-06-21 $29,617,000
5308523 VI improver, dispersant, and antioxidant additive and lubricating oil composition Thomas F. DeRosa, Ronald W. Von Allmen, Rosemary J. Jennejahn 1994-05-03 $8,510,000
5292351 Composition of matter for aloyl and aroyl ureas as nitric oxide reducing agents in diesel emissions Thomas F. DeRosa, Rodney Lu-Dai Sung 1994-03-08 $13,025,000