Inventor · disambiguated record
Roger L. Sowerby
Also filed as: SOWERBY ROGER L
12 granted patents·6 pending applications·137 citations·filing 1976–2013
91Inventor score
Top patents by PatentIndex Score
18 records- 0189US4740322ASulfur-containing compositions, and additive concentrates, lubricating oils, metal working lubricants and asphalt compositions containing sameLUBRIZOL CORP·Filed 1986·Granted Apr 26, 1988·49 cites·127 claims
- 0285US6730640B2Method for lubricating a continuously variable transmissionLUBRIZOL CORP·Filed 2002·Granted May 4, 2004·25 cites·21 claims
- 0378US6794428B2Carbon black couplerLUBRIZOL CORP·Filed 2001·Granted Sep 21, 2004·17 cites·22 claims
- 0468US6362374B1Composition of and method for polysulfides having a reduced odor levelLUBRIZOL CORP·Filed 2000·Granted Mar 26, 2002·5 cites·8 claims
- 0559US5489721AAlpha-olefin polymersLUBRIZOL CORP·Filed 1994·Granted Feb 6, 1996·9 cites·32 claims
- 0654US2012142565A1Antiwear Containing Lubricating CompositionVINCI JAMES N·Filed 2012·Application pending·0 cites
- 0754US2011172134A1Antiwear Containing Lubricating CompositionLUBRIZOL CORP·Filed 2011·Application pending·0 cites
- 0853US4081386AReaction mixtures from reacting di- and triazines with sulfur-containing compounds and lubricants and fuels containing the sameLUBRIZOL CORP·Filed 1976·Granted Mar 28, 1978·10 cites·58 claims
- 0949US5210362AAlpha-olefin polymersLUBRIZOL CORP·Filed 1989·Granted May 11, 1993·5 cites·22 claims
- 1048US2008103072A1Antiwear Containing Lubricating CompositionLUBRIZOL CORP·Filed 2006·Application pending·0 cites
- 1147US4767552AUrazole compositions useful as additives for functional fluidsLUBRIZOL CORP·Filed 1986·Granted Aug 30, 1988·6 cites·15 claims
- 1245US2008067123A1Substrates With Modified Carbon SurfacesBURRINGTON JAMES D·Filed 2007·Application pending·0 cites
- 1344US9617496B2Method for preparing a sulfurized alkaline earth metal dodecylphenateLUBRIZOL CORP·Filed 2013·Granted Apr 11, 2017·0 cites·14 claims
- 1443US4764297AProtic solvent in a dehydrohalogenation process, the product obtained therefrom and lubricant compositions containing sameLUBRIZOL CORP·Filed 1987·Granted Aug 10, 1988·4 cites·21 claims
- 1539US2004171725A1Substrates with modified carbon surfaces in compositesFiled 2002·Application pending·0 cites
- 1638US5824626AProcess for preparing trithianes and phosphorus acid and/or thiophosphorus acid derivativesLUBRIZOL CORP·Filed 1992·Granted Oct 20, 1998·5 cites·32 claims
- 1738US2004184982A1Substrates with modified carbon surfacesFiled 2002·Application pending·0 cites
- 1837US5302772AAlpha-olefin polymersLUBRIZOL CORP·Filed 1992·Granted Apr 12, 1994·2 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →