JK

John F. Knifton

Chevron: 161 patents #5 of 4,788Top 1%
Shell Oil Compny: 14 patents #188 of 4,423Top 5%
HC Huntsman Specialty Chemicals: 6 patents #2 of 28Top 8%
HP Huntsman Petrochemical: 5 patents #39 of 174Top 25%
HU Huntsman: 2 patents #2 of 17Top 15%
HC Huntsman Ici Chemicals: 1 patents #2 of 15Top 15%
🗺 Texas: #106 of 125,132 inventorsTop 1%
Overall (All Time): #3,777 of 4,157,543Top 1%
190
Patents All Time

Issued Patents All Time

Showing 1–25 of 190 patents

Patent #TitleCo-InventorsDate
7538061 One-step production of 1,3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst Talmadge Gail James, Lynn H. Slaugh, Paul Richard Weider, Kevin Allen, Joseph Broun Powell 2009-05-26
7276634 Reduction of the viscosity of reactive heavy byproducts during the production of 1,3-propanediol Talmadge Gail James, Paul Richard Weider, Joseph Broun Powell, Edward Lewis Nielsen, Glenn Charles Komplin 2007-10-02
7115540 Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction Joseph Broun Powell, Paul Richard Weider, Kevin Allen, Lynn H. Slaugh, Juan P. Arhancet 2006-10-03
7008914 Alkylbenzene detergents with high 2-isomer content George A. Smith, Prakasa Rao Anantaneni, Samir S. Ashrawi, Raeda M. Smadi, Melvin Stockton 2006-03-07
6903044 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand Talmadge Gail James, Kevin Allen, Paul Richard Weider, Joseph Broun Powell, Lynn H. Slaugh +1 more 2005-06-07
6753289 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a phospholanoalkane ligand Talmadge Gail James, Kevin Allen, Paul Richard Weider, Joseph Broun Powell, Lynn H. Slaugh 2004-06-22
6750373 One-step production of 1, 3-propanediol from ethylene oxide and syngas with a cobalt-iron catalyst Talmadge Gail James, Lynn H. Slaugh, Kevin Allen, Paul Richard Weider, Joseph Broun Powell 2004-06-15
6706656 One step process for preparing a 1,3-diol Lynn H. Slaugh, Paul Richard Weider, Talmadge Gail James, Joseph Broun Powell, Kevin Allen +1 more 2004-03-16
6660892 Synthesis of aliphatic 1,3-diols utilizing reduced ligand concentration and water extraction Joseph Broun Powell, Paul Richard Weider, Kevin Allen, Lynn H. Slaugh, Juan P. Arhancet 2003-12-09
6586643 One-step production of 1,3-propanediol from ethylene oxide and syngas with a catalyst with a N-heterocyclic ligand Talmadge Gail James, Kevin Allen, Paul Richard Weider, Joseph Broun Powell, Lynn H. Slaugh +1 more 2003-07-01
6576802 One-step production of 1, 3-propanediol from ethylene oxide and syngas with a catalyst with a phospholanoalkane ligand Talmadge Gail James, Kevin Allen, Paul Richard Weider, Joseph Broun Powell, Lynn H. Slaugh 2003-06-10
6545190 One step process for preparing a 1,3-diol Kevin Allen, Joseph Broun Powell, Paul Richard Weider 2003-04-08
6518466 One step process for preparing a 1,3-diol Lynn H. Slaugh, Paul Richard Weider, Talmadge Gail James, Joseph Broun Powell, Kevin Allen +1 more 2003-02-11
6469222 One step process for preparing A 1,3-diol Lynn H. Slaugh, Paul Richard Weider, Talmadge Gail James, Joseph Broun Powell, Kevin Allen +1 more 2002-10-22
6468940 One step process for preparing a 1,3-diol Lynn H. Slaugh, Paul Richard Weider, Talmadge Gail James, Joseph Broun Powell, Kevin Allen +1 more 2002-10-22
6315964 Process and system for alkylation of aromatic compounds Prakasa Rao Anantaneni, Melvin Stockton 2001-11-13
6133484 Methods for decomposing esters and purifying alcohols John R. Sanderson, William A. Smith, James Douglas Goshinska, Mark A. Mueller 2000-10-17
5939592 Methods for decomposing esters and purifying alcohols John R. Sanderson, William A. Smith 1999-08-17
5856588 Two-stage etherification of tertiary butyl alcohol using second stage zeolite catalysts for the intermediate preparation of isobutylene Pei-Shing E. Dai 1999-01-05
5847254 Alkylation of benzene to form linear alkylbenzenes using fluorine-containing mordenites Prakasa Rao Anantaneni, P. Eugene Dai 1998-12-08
5811597 Method for the manufacture of methyl tertiary butyl ether from tertiary butyl alcohol and methanol Rei-Yu J. Hwan, Mark E. Taylor, Melvin Stockton, John R. Sanderson 1998-09-22
5811620 Use of reactive distillation in the dehydration of tertiary butyl alcohol John R. Sanderson, Melvin Stockton 1998-09-22
5792890 Method for the purification of tertiary butyl alcohol for use in the manufacture of methyl tertiary butyl ether Pei-Shing E. Dai, Laurence D. Neff, Kyle Preston, Rei-Yu J. Hwan 1998-08-11
5777187 Two-step process for alkylation of benzene to form linear alkylbenzenes Prakasa Rao Anantaneni 1998-07-07
5770782 Process and system for alkylation of aromatic compounds Prakasa Rao Anantaneni, Melvin Stockton 1998-06-23