QY

Qing Yang

Chevron: 255 patents #2 of 4,788Top 1%
📍 Bartlesville, OK: #2 of 1,143 inventorsTop 1%
🗺 Oklahoma: #5 of 12,736 inventorsTop 1%
Overall (All Time): #1,876 of 4,157,543Top 1%
256
Patents All Time

Issued Patents All Time

Showing 101–125 of 256 patents

Patent #TitleCo-InventorsDate
9550849 Polymers with improved toughness and ESCR for large-part blow molding applications Mark L. Hlavinka, Yongwoo Inn, William M. Whitte, John R. Rathman, Steven J. Secora +1 more 2017-01-24
9540457 Ziegler-natta—metallocene dual catalyst systems with activator-supports Errun Ding, Lloyd W. Guatney, Jeffrey F. Greco 2017-01-10
9540465 Boron-bridged metallocene catalyst systems and polymers produced therefrom Jeffrey F. Greco, Tony R. Crain 2017-01-10
9493592 Processes for preparing metallocene-based catalyst systems Ted H. Cymbaluk, Max P. McDaniel, Dennis L. Holtermann, Tony R. Crain 2016-11-15
9493589 Polymers with improved ESCR for blow molding applications Jeff F. Greco, Vivek Rohatgi, Mark L. Hlavinka, Jim B. Askew 2016-11-15
9481749 Processes for preparing metallocene-based catalyst systems in cyclohexene Kensha M. Clark, Gary L. Glass 2016-11-01
9475898 Polymers with improved ESCR for blow molding applications Vivek Rohatgi, Jeffrey F. Greco, Yongwoo Inn, Alfred Brown 2016-10-25
9447204 Methods for terminating olefin polymerizations Max P. McDaniel, Tony R. Crain, Kathy S. Clear 2016-09-20
9394393 Higher density polyolefins with improved stress crack resistance Mark L. Hlavinka, Errun Ding, Paul J. DesLauriers, Yongwoo Inn, Lili Cui +3 more 2016-07-19
9394385 Polymer compositions and methods of making and using same Mark L. Hlavinka, William B. Beaulieu, Paul J. DesLauriers 2016-07-19
9371407 Catalyst system with three metallocenes for producing broad molecular weight distribution polymers Max P. McDaniel, Tony R. Crain, Youlu Yu, Yongwoo Inn 2016-06-21
9365667 Methods for producing fluorided-chlorided silica-coated alumina activator-supports and catalyst systems containing the same Max P. McDaniel, Uriah J. Kilgore, Kathy S. Clear 2016-06-14
9359460 Cyclobutylidene-bridged metallocenes and catalyst systems containing the same Jeremy M. Praetorius, Carlos A. Cruz, Max P. McDaniel, Jared L. Barr 2016-06-07
9353202 System and method for deterring fouling in a polymerization reactor Albert P. Masino, Randall S. Muninger, Max P. McDaniel, Eric D. Schwerdtfeger, Graham R. Lief 2016-05-31
9346896 Silica-coated alumina activator-supports for metallocene catalyst compositions Max P. McDaniel, Randy S. Muninger, Elizabeth A. Benham, Kathy S. Clear 2016-05-24
9334350 Low density polyolefin resins and films made therefrom Max P. McDaniel, Ashish M. Sukhadia, Errun Ding, Chung Ching Tso, Albert P. Masino +3 more 2016-05-10
9334203 Oligomerization of alpha olefins using metallocene-SSA catalyst systems and use of the resultant polyalphaolefins to prepare lubricant blends Brooke L. Small, Kenneth D. Hope, Albert P. Masino, Max P. McDaniel, Richard M. Buck +4 more 2016-05-10
9309338 High clarity low haze compositions Guylaine St. Jean, Elizabeth M. Lanier, J. Todd Lanier, Brooke A. Gill 2016-04-12
9303106 Processes for preparing solid metallocene-based catalyst systems Kensha M. Clark, Gary L. Glass 2016-04-05
9303099 Methods of controlling dual catalyst olefin polymerizations with an alcohol compound Max P. McDaniel, Tony R. Crain, Albert P. Masino, Ted H. Cymbaluk, John D. Stewart 2016-04-05
9284391 Polymer compositions having improved barrier properties Mark L. Hlavinka, Guylaine St. Jean, Brooke A. Gill, Deloris R. Gagan 2016-03-15
9284389 Bimodal resins having good film processability Guylaine St. Jean, J. Todd Lanier 2016-03-15
9273170 Polymers with improved toughness and ESCR for large-part blow molding applications Mark L. Hlavinka, Yongwoo Inn, William M. Whitte, John R. Rathman, Steven J. Secora +1 more 2016-03-01
9273159 Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers Errun Ding, Youlu Yu, Lloyd W. Guatney, Jim B. Askew 2016-03-01
9217049 Dual catalyst systems for producing polymers with a broad molecular weight distribution and a uniform short chain branch distribution Jeff F. Greco, Max P. McDaniel, Youlu Yu, Gary L. Glass, Tony R. Crain 2015-12-22