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USPTO Patent Rankings Data through Dec 31, 2025
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Robert N. Webb — 25 Patents

ExxonMobil: 25 patents #394 of 10,161Top 4%
Madison, NJ: #19 of 402 inventorsTop 5%
New Jersey: #2,983 of 69,400 inventorsTop 5%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Robert N. Webb has been granted 25 US patents while listed as an inventor at ExxonMobil. The first was granted in 1994 and the most recent in December 2015. Robert N. Webb ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Robert N. Webb in Madison, NJ, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9200152 Elastomeric nanocomposites, nanocomposite compositions, and methods of manufacture Weiqing Weng, Michael Brendan Rodgers, Molly Westermann Johnston, John P. Soisson 2015-12-01 $110,442,000
8883906 Elastomeric nanocomposites, nanocomposite compositions, and methods of manufacture Michael Brendan Rodgers, Weiqing Weng, John P. Soisson, Sunny Jacob, Molly Westermann Johnston 2014-11-11 $87,016,000
8598261 Polymer-clay nanocomposite and process for preparing the same Weiqing Weng, James P. Stokes, Edmund Stachowski, Molly J. Upton, Ramesh Varadaraj +2 more 2013-12-03 $91,555,000
8461240 Elastomeric nanocomposites, nanocomposite compositions, and methods of manufacture Weiqing Weng, Michael Brendan Rodgers, John P. Soisson, Molly Westermann Johnston 2013-06-11 $206,260,000
8354473 Halogenation processes David Yen-Lung Chung, Michael F. McDonald, Richard D. Hembree 2013-01-15 $307,195,000
8242236 Elastomeric nanocomposite manufacturing John P. Soisson, Yuan-Ju Chen, Weiqing Weng, Michael Brendan Rodgers 2012-08-14 $156,146,000
8178465 Polydispersity-controlled isoolefin polymerization with polymorphogenates Timothy D. Shaffer, Michael F. McDonald, David Yen-Lung Chung, Deborah J. Davis, Pamela J. Wright 2012-05-15 $121,941,000
8148450 Process to produce a hydrocarbon rubber cement utilizing a hydrofluorocarbon diluent Michael F. McDonald, Scott T. Milner, Timothy D. Shaffer, Richard D. Hembree 2012-04-03 $124,635,000
7981991 Separation of polymer slurries Michael F. McDonald, Scott T. Milner, Timothy D. Shaffer 2011-07-19 $141,780,000
7910662 Halogenation processes David Yen-Lung Chung, Michael F. McDonald, Richard D. Hembree 2011-03-22 $79,222,000
7906600 Processable filled, curable halogenated isoolefin elastomers Walter H. Waddell, Dirk Frans Rouckhout, James P. Stokes, Arthur Joseph Sullivan, Donald S. Tracey 2011-03-15 $122,539,000
7893176 Polydispersity-controlled isoolefin polymerization with polymorphogenates Timothy D. Shaffer, Michael F. McDonald, David Yen-Lung Chung, Deborah J. Davis, Pamela J. Wright 2011-02-22 $180,012,000
7781547 Reactor systems for use in polymerization processes Yuan-Ju Chen, Michael F. McDonald, Timothy D. Shaffer, David Yen-Lung Chung 2010-08-24 $95,941,000
7723447 Polymerization processes Scott T. Milner, Michael G. Matturro, Timothy D. Shaffer, David Yen-Lung Chung, Michael F. McDonald 2010-05-25 $144,058,000
7501460 Split-stream process for making nanocomposites Weiqing Weng, Caiguo Gong, Anthony J. Dias, James P. Stokes 2009-03-10 $412,496,000
7423100 Polymerization processes Michael F. McDonald, Scott T. Milner, Timothy D. Shaffer 2008-09-09 $184,390,000
7414101 Polymerization processes Timothy D. Shaffer, Scott T. Milner, Michael G. Matturro, David Yen-Lung Chung, Michael F. McDonald 2008-08-19 $210,130,000
7402636 Method and apparatus for decreasing polymer deposition Timothy D. Shaffer, Michael F. McDonald, David Yen-Lung Chung, Deborah J. Davis, Pamela J. Wright 2008-07-22 $268,625,000
7232872 Polymerization processes Timothy D. Shaffer, Scott T. Milner, Michael G. Matturro, David Yen-Lung Chung, Michael F. McDonald 2007-06-19 $195,076,000
7214750 Polymerization processes Michael F. McDonald, Scott T. Milner, Timothy D. Shaffer 2007-05-08 $219,364,000
6939933 Process for polymerizing cationically polymerizable monomers David Yen-Lung Chung, Andrew B. Donnalley, Michael F. McDonald, Kenneth W. Powers, Ralph Howard Schatz 2005-09-06 $391,266,000
6858690 Process for polymerizing cationically polymerizable monomers Michael F. McDonald, David Yen-Lung Chung, Yuan-Ju Chen, Richard D. Hembree, John P. Soisson 2005-02-22 $286,281,000
6620898 Production of polyisobutylene copolymers Kenneth W. Powers, Michael F. McDonald, Ralph Howard Schatz 2003-09-16 $155,321,000
6444768 Production of polyisobutylene copolymers Kenneth W. Powers, Michael F. McDonald, Ralph Howard Schatz 2002-09-03 $117,878,000
5286804 Halogenation of star-branched butyl rubber with improved neutralization Kenneth W. Powers, Hsien-Chang Wang, James V. Fusco, Hans F. Vanbrackle, Michael F. McDonald 1994-02-15 $151,857,000