Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Rauscher — 66 Patents

FTFina Technology: 65 patents #3 of 308Top 1%
Longview, TX: #2 of 381 inventorsTop 1%
Texas: #1,067 of 125,132 inventorsTop 1%
Overall (All Time): #32,599 of 4,157,543Top 1%
66 Patents All Time
David Rauscher has been granted 66 US patents while listed as an inventor at Fina Technology. The first was granted in 1993 and the most recent in July 2020. David Rauscher ranks #32,599 of 4,157,543 US inventors in our database (top 0.78%). Patent records list David Rauscher in Longview, TX, US.

Issued Patents All Time

Showing 1–25 of 66 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10711077 Ziegler-natta catalyst composition with controlled morphology Lei Zhang, Kenneth P. Blackmon 2020-07-14
10240009 Composites of polyethylene and polylactic acid Jason Clark, John Ashbaugh, Fengkui Li, William Gauthier 2019-03-26
10113062 Modified polylactic acid, polymeric blends and methods of making the same Fengkui Li, John Ashbaugh, Robert Dotter 2018-10-30
9890226 High melt strength polypropylene and methods of making same Fengkui Li, John Ashbaugh, Robert Dotter 2018-02-13
9828502 Single pellet polymeric compositions Fengkui Li, John Ashbaugh 2017-11-28
9650448 Formation of a Ziegler-Natta catalyst Lei Zhang 2017-05-16
9624321 Formation of a Ziegler-Natta catalyst Lei Zhang 2017-04-18
9550892 Modified polylactic acid, polymeric blends and methods of making the same Fengkui Li, John Ashbaugh, Robert Dotter 2017-01-24
9327476 Compatibilized polymeric compositions comprising polyolefin-polylactic acid copolymers and methods of making the same Fengkui Li, John Ashbaugh, Robert Dotter 2016-05-03
9206305 Polypropylene and polylactic acid blends of injection stretch blow molding applications Fengkui Li, Luyi Sun, John Ashbaugh, Leland Daniels, Robert Dotter 2015-12-08
9139728 Single pellet polymeric compositions Fengkui Li, John Ashbaugh 2015-09-22
9127105 Supported metallocene catalysts William Gauthier, Jun Tian, Nathan Williams 2015-09-08
8859703 Bimodal pipe resin and products made therefrom Tim Coffy, Steven D. Gray, David Knoeppel, Cyril Chevillard, Carlos Corleto +7 more 2014-10-14
8735519 Polyolefin produced with a high performance support for a metallocene catalyst system Jun Tian, William Gauthier, 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, William Gauthier, David Attoe, Kevin McGovern +3 more 2014-04-29
8642701 Polypropylene and polylactic acid blends of injection stretch blow molding applications Fengkui Li, Luyi Sun, John Ashbaugh, Leland Daniels, Robert Dotter 2014-02-04
8628718 Modified polylactic acid, polymeric blends and methods of making the same Fengkui Li, John Ashbaugh, Robert Dotter 2014-01-14
8586192 Compatibilized polymeric compositions comprising polyolefin-polylactic acid copolymers and methods of making the same Fengkui Li, John Ashbaugh, Robert Dotter 2013-11-19
8563671 Supported metallocene catalysts William Gauthier, 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, Jun Tian, William Gauthier +1 more 2013-06-11
8436112 Polyolefin production with a high performance support for a metallocene catalyst system Jun Tian, William Gauthier, Shady Henry 2013-05-07
8299188 Supported metallocene catalysts William Gauthier, 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, Jun Tian, William Gauthier +1 more 2012-10-02
8110644 Bimodal pipe resin and products made therefrom Tim Coffy, Steven D. Gray, David Knoeppel, Cyril Chevillard, Carlos Corleto +7 more 2012-02-07
7960484 Method for transitioning between ziegler-natta and metalocene catalysts in a bulk loop reactor for the production of polypropylene Ronald Tharappel, Renaud Oreins, William Gauthier, David Attoe, Kevin McGovern +3 more 2011-06-14