CW

Christopher E. Wittner

Chevron: 14 patents #312 of 4,788Top 7%
PP Phillips Petroleum: 12 patents #139 of 1,401Top 10%
Overall (All Time): #149,491 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
12365746 Aqueous methods for titanating a chromium/silica catalyst with an alkali metal Anand Ramanathan, Max P. McDaniel, Jared L. Barr, Andrew T. Blagg, Alan L. Solenberger +2 more 2025-07-22
12269911 Aqueous methods for titanating a chromium/silica catalyst with an alkali metal Anand Ramanathan, Max P. McDaniel, Jared L. Barr, Andrew T. Blagg, Alan L. Solenberger +2 more 2025-04-08
12240964 Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applications Errun Ding, Chung Ching Tso, Max P. McDaniel, Ashish M. Sukhadia, Youlu Yu +2 more 2025-03-04
12077627 Aqueous methods for titanating a chromium/silica catalyst with an alkali metal Anand Ramanathan, Max P. McDaniel, Jared L. Barr, Andrew T. Blagg, Alan L. Solenberger +2 more 2024-09-03
12031022 Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applications Errun Ding, Chung Ching Tso, Max P. McDaniel, Ashish M. Sukhadia, Youlu Yu +2 more 2024-07-09
11339279 Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applications Errun Ding, Chung Ching Tso, Max P. McDaniel, Ashish M. Sukhadia, Youlu Yu +2 more 2022-05-24
9040643 Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects Richard M. Buck, Qing Yang, Albert P. Masino 2015-05-26
9040642 Catalyst systems containing a bridged metallocene Richard M. Buck, Qing Yang, Albert P. Masino 2015-05-26
8637616 Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects Richard M. Buck, Qing Yang, Albert P. Masino 2014-01-28
8609793 Catalyst systems containing a bridged metallocene Richard M. Buck, Qing Yang, Albert P. Masino 2013-12-17
8492498 Polymer compositions for rotational molding applications Richard M. Buck, Albert P. Masino, Qing Yang, Paul J. DesLauriers, Steven J. Secora +3 more 2013-07-23
7763561 Compositions that can produce polymers Max P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith +2 more 2010-07-27
7601665 Compositions that can produce polymers Max P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith +2 more 2009-10-13
7547754 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham +4 more 2009-06-16
7417097 Organometal compound catalyst Youlu Yu, Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen +4 more 2008-08-26
7109277 Polymerization catalysts Gil R. Hawley, Max P. McDaniel, Michael D. Jensen, Joel L. Martin, Elizabeth A. Benham +2 more 2006-09-19
6878785 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham +2 more 2005-04-12
6833338 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham +4 more 2004-12-21
6831141 Process for producing polymers Max P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith +2 more 2004-12-14
6667274 Polymerization catalysts Gil R. Hawley, Max P. McDaniel, Michael D. Jensen, Joel L. Martin, Elizabeth A. Benham +2 more 2003-12-23
6573344 Propylene polymerization process Gil R. Hawley, Max P. McDaniel, Michael D. Jensen 2003-06-03
6548442 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham +2 more 2003-04-15
6524987 Organometal catalyst compositions Kathy S. Collins, Syriac J. Palackal, Max P. McDaniel, Michael D. Jensen, Gil R. Hawley +4 more 2003-02-25
6316553 Process for producing polymers using a composition comprising an organometal compound, a treated solid oxide compound, and an organoaluminum compound Max P. McDaniel, Kathy S. Collins, Marvin M. Johnson, James L. Smith, Elizabeth A. Benham +2 more 2001-11-13
6300271 Compositions that can produce polymers Max P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith +2 more 2001-10-09