Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RQ

Roderic P. Quirk — 34 Patents

FMFmc: 20 patents #20 of 1,735Top 2%
TAThe University Of Akron: 5 patents #42 of 724Top 6%
EAE.I. Du Pont De Nemours And: 2 patents #4,628 of 12,129Top 40%
FDFmc Corporation, Lithium Division: 2 patents #2 of 16Top 15%
Bridgestone: 2 patents #1,066 of 2,860Top 40%
MIMichigan Molecular Institute: 1 patents #14 of 27Top 55%
EIEdison Polymer Innovation: 1 patents #12 of 30Top 40%
ETEthyl: 1 patents #298 of 494Top 65%
DSDynasol Elastómeros, S.A.U.: 1 patents #11 of 30Top 40%
Akron, OH: #40 of 1,966 inventorsTop 3%
Ohio: #1,451 of 73,341 inventorsTop 2%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Roderic P. Quirk has been granted 34 US patents while listed as an inventor at Fmc. The first was granted in 1983 and the most recent in January 2016. Roderic P. Quirk ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Roderic P. Quirk in Akron, OH, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9238765 Hydrogenated alkenyl aromatic-diene copolymers containing comonomers having silyl hydride units and their functionalized analogs Sergio Corona Galván, Diana Martinez Wichtel, Luis Serrano Aviles, Montserrat Fernandez Munoz, Vijay Chavan +1 more 2016-01-19
9156696 Process and method for the efficient preparation of fullerynes Xuehui Dong, Wenbin Zhang, Stephen Z. D. Cheng 2015-10-13
7235615 Synthetic polymers with highly-functionalized liquid-rubber chain-end moieties Jin-Ping Zhou 2007-06-26
7157549 Polymerization of oxiranes with a lithium-containing initiator Robert T. Mathers 2007-01-02
6858679 Compositions providing improved functionalization of terminal anions and processes for improved functionalization of terminal anions Young-Joon Lee, James A. Schwindeman, Robert James Letchford 2005-02-22 $12,496,000
6812295 Functionalized initiators for anionic polymerization, protected functionalized polymers, deprotected analogues thereof, and methods of making the same James A. Schwindeman, Robert James Letchford, Eric John Granger 2004-11-02 $11,836,000
6720391 Functionalized initiators for anionic polymerization, protected functionalized polymers, deprotected analogues thereof, and methods of making the same James A. Schwindeman, Robert James Letchford, Eric John Granger 2004-04-13 $8,836,000
6703446 Hetero-telechelic polymers and processes for making same James A. Schwindeman, Robert James Letchford, Conrad W. Kamienski 2004-03-09 $3,360,000
6699939 Hetero-telechelic polymers and processes for making same James A. Schwindeman, Robert James Letchford, Conrad W. Kamienski 2004-03-02 $3,604,000
6605564 Compositions providing improved functionalization of terminal anions and processes for improved functionalization of terminal anions Young-Joon Lee, James A. Schwindeman, Robert James Letchford 2003-08-12 $7,043,000
6545103 Compositions providing improved functionalization of terminal anions and processes for improved functionalization of terminal anions Young-Joon Lee, James A. Schwindeman, Robert James Letchford 2003-04-08 $5,235,000
6476131 Self-reinforced rubber matrix having high glass transition temperature thermoset domains Gary R. Hamed, Frank Kelley 2002-11-05
6362284 Protected functionalized heterotelechelic polymers and processes for preparing the same James A. Schwindeman, Conrad W. Kamienski 2002-03-26 $2,640,000
6350723 Block copolymers prepared by anionic polymerization Munmaya K. Mishra, Robert Shane Porzio 2002-02-26 $1,877,000
6271330 Functionalized silicone polymers and processes for making the same Robert James Letchford, James A. Schwindeman 2001-08-07 $12,711,000
6235819 Process to scavenge amines in polymeric compounds by treatment with triazine derivatives and compositions therefrom David F. Lawson, Ashley S. Hilton, John R. Schreffler 2001-05-22
6221991 Methacrylate and acrylate polymers and processes for making same Robert James Letchford, James A. Schwindeman, Conrad W. Kamienski 2001-04-24 $8,452,000
6184309 Selected deprotection of protected functional polymers James A. Schwindeman, John F. Engel, Eric John Granger, Conrad W. Kamienski 2001-02-06 $6,102,000
6160054 Hetero-telechelic polymers and processes for making same James A. Schwindeman, Robert James Letchford, Conrad W. Kamienski 2000-12-12 $9,618,000
6121474 Amine anionic polymerization initiators and functionalized polymers derived therefrom James A. Schwindeman, Eric John Granger, Randy W. Hall, Robert James Letchford 2000-09-19 $18,117,000
6107408 Processes for improving linking efficiencies in the synthesis of star polymers Robert James Letchford, James A. Schwindeman 2000-08-22 $6,360,000
6107414 Protected functionalized heterotelechelic polymers and processes for preparing the same James A. Schwindeman, Conrad W. Kamienski 2000-08-22 $6,360,000
6063873 Process to scavenge amines in polymeric compounds by treatment with triazine derivatives, and compositions therefrom David F. Lawson, Ashley S. Hilton, John R. Schreffler 2000-05-16
6031060 Functionalized silicone polymers and processes for making the same Robert James Letchford, James A. Schwindeman 2000-02-29 $4,297,000
5965681 Protected functionalized telechelic polymers and processes for making the same James A. Schwindeman, Conrad W. Kamienski 1999-10-12 $3,575,000