Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WG

William Gauthier — 35 Patents

FTFina Technology: 28 patents #12 of 308Top 4%
CRCryovac: 6 patents #63 of 481Top 15%
TFTotal Research & Technology Feluy: 1 patents #152 of 236Top 65%
Houston, TX: #417 of 21,073 inventorsTop 2%
Texas: #3,079 of 125,132 inventorsTop 3%
Overall (All Time): #96,288 of 4,157,543Top 3%
35 Patents All Time
William Gauthier has been granted 35 US patents while listed as an inventor at Fina Technology. The first was granted in 1999 and the most recent in March 2020. William Gauthier ranks #96,288 of 4,157,543 US inventors in our database (top 2.3%). Patent records list William Gauthier in Houston, TX, US.

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10584823 Chlorine-resistant polyethylene compound and articles made therefrom Crystal Bryson, Diana Nash, Lu Ann Kelly, Jason Clark, Ruby L. Curtis +1 more 2020-03-10
10493438 Method to purify olefin-containing hydrocarbon feedstocks Olivier Miserque, George Vulpescu, Francine Genin, Kai Hortmann, Jean-Pierre Dath 2019-12-03 $35,446,000
10351640 Formation of Ziegler-Natta catalyst using non-blended components Lei Zhang 2019-07-16
10240009 Composites of polyethylene and polylactic acid Jason Clark, John Ashbaugh, Fengkui Li, David Rauscher 2019-03-26
9127105 Supported metallocene catalysts David Rauscher, Jun Tian, Nathan Williams 2015-09-08
8941006 Apparatus and method for extending polyolefin containing photovoltaic panel life span 2015-01-27
8759243 Multi-component catalyst systems and polymerization processes for forming in-situ heterophasic copolymers and/or varying the xylene solubles content of polyolefins Tim Coffy, Michel Daumerie, Kenneth P. Blackmon, Jun Tian, Joseph Thorman 2014-06-24
8735519 Polyolefin produced with a high performance support for a metallocene catalyst system Jun Tian, David Rauscher, Shady Henry 2014-05-27
8710162 Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, David Attoe, Kevin McGovern, Michel Messiaen +3 more 2014-04-29
8563671 Supported metallocene catalysts David Rauscher, Jun Tian, Nathan Williams 2013-10-22
8461276 Multi-component catalyst systems and polymerization processes for forming broad composition distribution polymers Tim Coffy, Kenneth P. Blackmon, Joseph Thorman, David Rauscher, Jun Tian +1 more 2013-06-11
8436112 Polyolefin production with a high performance support for a metallocene catalyst system Jun Tian, David Rauscher, Shady Henry 2013-05-07
8299188 Supported metallocene catalysts David Rauscher, Jun Tian, Nathan Williams 2012-10-30
8278403 Multi-component catalyst systems and polymerization processes for forming broad composition distribution polymers Tim Coffy, Kenneth P. Blackmon, Joseph Thorman, David Rauscher, Jun Tian +1 more 2012-10-02
8003739 Multi-component catalyst systems and polymerization processes for forming in-situ heterophasic copolymers and/or varying the xylene solubles content of polyolefins Tim Coffy, Michel Daumerie, Kenneth P. Blackmon, Jun Tian, Joseph Thorman 2011-08-23
7973113 Transition metal catalyst systems and formation thereof Jun Tian, Joseph Thorman, Shady Henry 2011-07-05
7960484 Method for transitioning between ziegler-natta and metalocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, David Attoe, Kevin McGovern, Michel Messiaen +3 more 2011-06-14
7683002 Transition metal catalyst and formation thereof Jun Tian, Joseph Thorman, Shady Henry 2010-03-23
7390860 Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, David Attoe, Kevin McGovern, Michel Messiaen +3 more 2008-06-24
7309678 Polyamide supported metallocene catalysts David Rauscher, Shady Henry, Kai Hortmann 2007-12-18
7220806 Process for increasing ethylene incorporation into random copolymers Jun Tian, David Rauscher, Constance Hayworth Patrick, Shady Henry, Nathan Williams 2007-05-22
7125937 Polyorganosilsesquioxane supported metallocene catalysts David Rauscher 2006-10-24
7056991 Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, David Attoe, Kevin McGovern, Michel Messiaen +3 more 2006-06-06
7053163 Controlled comonomer distribution along a reactor for copolymer production Jun Tian, David Rauscher, Mark C. Douglass, Nelson T. Black, Ronald Tharappel 2006-05-30
6916892 Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, David Attoe, Kevin McGovern, Michel Messiaen +3 more 2005-07-12