Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378327 | Method of making a silica/cellulose hybrid | George Jim Papakonstantopoulos | 2025-08-05 |
| 12104038 | Silica reinforced rubber | George Jim Papakonstantopoulos, Brad Stephen Gulas | 2024-10-01 |
| 11858821 | Method of silica pretreatment | George Jim Papakonstantopoulos | 2024-01-02 |
| 11851553 | Rubber composition for stiffness | George Jim Papakonstantopoulos | 2023-12-26 |
| 11766892 | Tire tread formulation | George Jim Papakonstantopoulos, Brad Stephen Gulas | 2023-09-26 |
| 11661500 | Silica reinforced rubber composition containing a multi-functional group functionalized elastomer and tire with tread | George Jim Papakonstantopoulos, Aaron Patrick Murray, Teresa Diane Martter | 2023-05-30 |
| 11560462 | Functionalized high cis-1,4-polybutadiene | Eric Sean Castner, Michael Lawrence Gersman | 2023-01-24 |
| 10947369 | Rubber composition with precipitated silica partially pre-hydrophobated with alkylsilane coupled to an elastomer in situ within the rubber composition and tire with component | George Jim Papakonstantopoulos | 2021-03-16 |
| 10584236 | Rubber composition containing specialized styrene/butadiene elastomer and precipitated silica reinforcement and tire with component | George Jim Papakonstantopoulos, Michael Lester Kerns, Gamil Gamal Attareb, Karen Karas Burke, Tang Hong Wong | 2020-03-10 |
| 10233311 | Preparation of silica reinforced rubber containing styrene/butadiene elastomer, rubber composition and tire with component | Liqing Ma, George Jim Papakonstantopoulos, Eric Sean Castner, Dan Qu, Paul Harry Sandstrom | 2019-03-19 |
| 10144819 | Rubber composition containing fibrillated aramid fiber micropulp with pre-hydrophobated silica reinforcement and tire with component | George Jim Papakonstantopoulos, Benjamin John Iverson | 2018-12-04 |
| 10125244 | Rubber composition with precipitated silica partially pre-hydrophobated with alkylsilane coupled to an elastomer in situ within the rubber composition and tire with component | George Jim Papakonstantopoulos | 2018-11-13 |
| 9284437 | Rubber compound and tire with component | — | 2016-03-15 |
| 9133333 | Blend of a graft copolymer and a second polymer miscible with sidechains of the graft copolymer | Alexandra Hermann, Robert Fokko Roskamp, Ralf Mruk, Liqing Ma, Frank James Feher +1 more | 2015-09-15 |
| 9074073 | Rubber composition containing silica reinforcement and functionalized crosslinks and products with component thereof | Alexander Miller | 2015-07-07 |
| 8883884 | Pneumatic tire | Liqing Ma, Robert Fokko Roskamp, Ralf Mruk, Frank James Feher | 2014-11-11 |
| 8686071 | Rubber composition, preparation and tire with component | John Eugene Varner, James Edward Taucher, Byoung Jo Lee | 2014-04-01 |
| 8664305 | Functionalized lignin, rubber containing functionalized lignin and products containing such rubber composition | David Andrew Benko, Martin Paul Cohen, Shawn M. Dirk, Kirsten Cicotte | 2014-03-04 |
| 8584725 | Rubber composition, preparation and tire with component | Rebecca Lee Dando, Larry Ashley Gordon | 2013-11-19 |
| 8563656 | Method to improve green strength in elastomers | Liqing Ma, Ralf Mruk | 2013-10-22 |
| 8536261 | Rubber composition containing treated silica and products with component thereof | Byoung Jo Lee | 2013-09-17 |
| 8453694 | Pneumatic tire having an innerliner of a rubber composition comprised of diene based elastomer and resin | — | 2013-06-04 |
| 8440750 | Specialized silica, rubber composition containing specialized silica and products with component thereof | Edward L. Johnson, Abdulkareem Modupe Melaiye, Bing Jiang, Robert Alan Kinsey | 2013-05-14 |
| 8349940 | Rubber composition containing treated silica and products with component thereof | Byoung Jo Lee | 2013-01-08 |
| 8329805 | Elastomers containing surface metalated siliceous filler | Frank James Feher, Aaron Scott Puhala | 2012-12-11 |