JA

Jim B. Askew

Chevron: 11 patents #427 of 4,788Top 9%
WO Woodward: 1 patents #128 of 238Top 55%
Overall (All Time): #409,739 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11478781 Ziegler-Natta catalysts prepared from solid alkoxymagnesium halide supports Jeffrey F. Greco 2022-10-25
11325995 Metallocene catalysts for polyethylene Errun Ding, Qing Yang, Carlton E. Ash, Randall S. Muninger, Zhou Chen 2022-05-10
10794347 Roller reaction force lubrication system Antony Owen Parsons, Enda M. Walsh 2020-10-06
9650459 Methods for controlling die swell in dual catalyst olefin polymerization systems Jeff F. Greco, Qing Yang, Vivek Rohatgi, Mark L. Hlavinka 2017-05-16
9493589 Polymers with improved ESCR for blow molding applications Jeff F. Greco, Qing Yang, Vivek Rohatgi, Mark L. Hlavinka 2016-11-15
9273159 Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers Errun Ding, Qing Yang, Youlu Yu, Lloyd W. Guatney 2016-03-01
8987392 High activity catalyst compositions containing silicon-bridged metallocenes with bulky substituents Joel L. Martin, Qing Yang, Max P. McDaniel 2015-03-24
8865846 Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers Errun Ding, Qing Yang, Youlu Yu, Lloyd W. Guatney 2014-10-21
8829125 Use of hydrogen and an organozinc compound for polymerization and polymer property control Errun Ding, Qing Yang, Albert P. Masino, Youlu Yu, Lloyd W. Guatney 2014-09-09
8501882 Use of hydrogen and an organozinc compound for polymerization and polymer property control Errun Ding, Qing Yang, Albert P. Masino, Youlu Yu, Lloyd W. Guatney 2013-08-06
8431729 High activity catalyst compositions containing silicon-bridged metallocenes with bulky substituents Joel L. Martin, Qing Yang, Max P. McDaniel 2013-04-30
7750095 System and method for reducing fouling in a reactor Joel L. Martin 2010-07-06