YY

Youlu Yu

Chevron: 73 patents #22 of 4,788Top 1%
PP Phillips Petroleum: 2 patents #574 of 1,401Top 45%
LS Lowchol Scientific: 1 patents #4 of 9Top 45%
📍 Bartlesville, OK: #11 of 1,143 inventorsTop 1%
🗺 Oklahoma: #43 of 12,736 inventorsTop 1%
Overall (All Time): #24,739 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 51–75 of 76 patents

Patent #TitleCo-InventorsDate
8829125 Use of hydrogen and an organozinc compound for polymerization and polymer property control Errun Ding, Qing Yang, Albert P. Masino, Lloyd W. Guatney, Jim B. Askew 2014-09-09
8791217 Catalyst systems for production of alpha olefin oligomers and polymers Mark L. Hlavinka, Qing Yang, Brooke L. Small 2014-07-29
8759246 Half-metallocene compounds and catalyst compositions Errun Ding, Joel L. Martin, Albert P. Masino, Qing Yang 2014-06-24
8722416 Integrated on-line two-dimensional method and device for synchroned analytical temperature rising elution fractionation and gel permeation chromatography Chung Ching Tso, Paul J. DesLauriers 2014-05-13
8703972 Catalyst systems and polymer resins having improved barrier properties Errun Ding, Albert P. Masino, Joel L. Martin 2014-04-22
8637691 Polymerization catalysts for producing polymers with low melt elasticity Qing Yang, Max P. McDaniel, Joel L. Martin, David C. Rohlfing, Michael D. Jensen 2014-01-28
8598061 Catalysts for producing broad molecular weight distribution polyolefins in the absence of added hydrogen Qing Yang, Max P. McDaniel, Tony R. Crain 2013-12-03
8501882 Use of hydrogen and an organozinc compound for polymerization and polymer property control Errun Ding, Qing Yang, Albert P. Masino, Lloyd W. Guatney, Jim B. Askew 2013-08-06
8501651 Catalyst systems and polymer resins having improved barrier properties Errun Ding, Albert P. Masino, Joel L. Martin 2013-08-06
8450437 Polymerization catalysts for producing polymers with low melt elasticity Qing Yang, Max P. McDaniel, Joel L. Martin, David C. Rohlfing, Michael D. Jensen 2013-05-28
8318883 Polymer compositions for blow molding applications Qing Yang, Max P. McDaniel, William B. Beaulieu, Tony R. Crain 2012-11-27
8309748 Half-metallocene compounds and catalyst compositions Errun Ding, Joel L. Martin, Albert P. Masino, Qing Yang 2012-11-13
8288487 Catalysts for producing broad molecular weight distribution polyolefins in the absence of added hydrogen Qing Yang, Max P. McDaniel, Tony R. Crain 2012-10-16
8119553 Polymerization catalysts for producing polymers with low melt elasticity Qing Yang, Max P. McDaniel, Joel L. Martin, David C. Rohlfing, Michael D. Jensen 2012-02-21
7732542 Polymerization catalysts for producing high molecular weight polymers with low levels of long chain branching Qing Yang, Michael D. Jensen, Joel L. Martin, Matthew G. Thorn, Max P. McDaniel +1 more 2010-06-08
7691633 Ultra high molecular weight polyethylene fractions having narrow molecular weight distributions and methods of making and using the same Chung Ching Tso, Melvin Hildebrand, Paul J. DesLauriers 2010-04-06
7652160 Polymerization catalysts for producing high molecular weight polymers with low levels of long chain branching Qing Yang, Michael D. Jensen, Joel L. Martin, Matthew G. Thorn, Max P. McDaniel +1 more 2010-01-26
7576163 Polymerization catalysts for producing polymers with low levels of long chain branching Qing Yang, Max P. McDaniel, Michael D. Jensen, Matthew G. Thorn, Joel L. Martin +1 more 2009-08-18
7547754 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Christopher E. Wittner +4 more 2009-06-16
7517939 Polymerization catalysts for producing high molecular weight polymers with low levels of long chain branching Qing Yang, Michael D. Jensen, Joel L. Martin, Matthew G. Thorn, Max P. McDaniel +1 more 2009-04-14
7470758 Polymerization catalysts for producing polymers with low levels of long chain branching Michael D. Jensen, Joel L. Martin, Max P. McDaniel, David C. Rolfing, Qing Yang +3 more 2008-12-30
7417097 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Christopher E. Wittner +4 more 2008-08-26
7241620 Ultra high molecular weight polyethylene fractions having narrow molecular weight distributions and methods of making and using the same Chung Ching Tso, Melvin Hildebrand, Paul J. DesLauriers 2007-07-10
7148298 Polymerization catalysts for producing polymers with low levels of long chain branching Michael D. Jensen, Joel L. Martin, Max P. McDaniel, David C. Rolfing, Qing Yang +3 more 2006-12-12
6833338 Organometal compound catalyst Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Christopher E. Wittner +4 more 2004-12-21