TA

Thomas A. Antkowiak

Bridgestone: 30 patents #38 of 2,860Top 2%
BF Bridgestone Firestone: 12 patents #10 of 276Top 4%
FP Firestone Polymers: 2 patents #13 of 31Top 45%
TR The Firestone Tire & Rubber: 2 patents #74 of 233Top 35%
BR Bridgestone/Firestone Research: 1 patents #27 of 54Top 50%
Overall (All Time): #61,169 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 25 most recent of 47 patents

Patent #TitleCo-InventorsDate
7671139 Functionalized polymers and tires made therefrom James Oziomek, James E. Hall 2010-03-02
7405262 Preparation of functionalized anionic polymerization initiators Christine Rademacher, Anthony Ramic, David F. Lawson 2008-07-29
7105613 CO2 terminated rubber for plastics Daniel F. Graves, David J. Dougherty 2006-09-12
6897270 Continuous process for the production of conjugated diene polymers having narrow molecular weight distribution and products therefrom Yoichi Ozawa, David M. Roggeman, H. Jerrold Miller, Koji Masaki, Steven Luo 2005-05-24
6881795 CO2 terminated rubber for plastics Daniel F. Graves, David J. Dougherty 2005-04-19
6476143 Sulfenyl halide polymerization terminators David F. Lawson, Mark L. Stayer, Jr. 2002-11-05
6451935 Highly functionalized polymers and a process for making the same John R. Schreffler, Mark L. Stayer, Jr. 2002-09-17
6349753 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 2002-02-26
6274680 Sulfenyl halide polymerization terminators David F. Lawson, Mark L. Stayer, Jr. 2001-08-14
6080835 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 2000-06-27
6025450 Amine containing polymers and products therefrom David F. Lawson, Mark L. Stayer, Jr., David Saffles, Koichi Morita, Yoichi Ozawa +1 more 2000-02-15
5955553 Molecular weight regulation of cis-1,4-polybutadiene using carboxylates James Oziomek, Tristram W. Bethea 1999-09-21
5932662 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 1999-08-03
5792820 Alkyllithium compounds containing cyclic amines and their use in polymerization David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 1998-08-11
5785778 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 1998-07-28
5730910 Method for preparing polymetalated compositions 1998-03-24
5610227 Lithium amino magnesiate polymerization initiators and elastomers having reduced hysteresis James E. Hall 1997-03-11
5610228 Anionic polymerization initiators containing adducts of cyclic secondary amines and conjugated dienes, and products therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr. 1997-03-11
5610237 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 1997-03-11
5574109 Aminoalkyllithium compounds containing cyclic amines and polymers therefrom David F. Lawson, James E. Hall, Mark L. Stayer, Jr., John R. Schreffler 1996-11-12
5567815 Teritary amine containing antonic initiators used in preparing polymers and process for the preparation thereof James E. Hall, David F. Lawson 1996-10-22
5536801 Allyl-and xylyl-amine containing elastomers and products having reduced hysteresis James E. Hall, David F. Lawson, John R. Schreffler, Mark L. Stayer, Jr. 1996-07-16
5523371 Functionalized polymer of improved hysteresis properties prepared using amino-substituted aryllithium polymerization initiators David F. Lawson, Mark L. Stayer, Jr., John R. Schreffler, Hideki Komatsu 1996-06-04
5521309 Tertiary-amino allyl-or xylyl-lithium initiators and method of preparing same James E. Hall, David F. Lawson, John R. Schreffler, Mark L. Stayer, Jr. 1996-05-28
5519086 Low-hysteresis elastomer compositions using amino-substituted aryllithium polymerization initiators David F. Lawson, Mark L. Stayer, Jr., John R. Schreffler, Hideki Komatsu 1996-05-21