JH

John R. Hagadorn

EX ExxonMobil: 105 patents #25 of 10,161Top 1%
RU Ramot At Tel-Aviv University: 1 patents #468 of 1,095Top 45%
Chevron: 1 patents #2,615 of 4,788Top 55%
Overall (All Time): #13,160 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 25 most recent of 105 patents

Patent #TitleCo-InventorsDate
12378497 Polypropylene viscosity modifiers and lubricating oils thereof Jingwen Zhang, Jo Ann M. Canich, Peijun Jiang 2025-08-05
11926802 Lubricating oil composition with viscosity modifier based on syndiotactic propylene-based ethylene- propylene copolymers with improved properties Sara Yue Zhang, Maryam Sepehr, David L. Morgan, Jingwen Zhang, Jo Ann M. Canich +5 more 2024-03-12
11739169 Solubility improvement of non-metallocene transition metal complexes in aliphatic hydrocarbon solvents Peijun Jiang, Francis C. Rix, Charles J. Harlan, Jo Ann M. Canich 2023-08-29
11738334 Supported catalyst systems and processes for use thereof Matthew W. Holtcamp, Dongming Li, Kevin A. Stevens, Jo Ann M. Canich, Ramyaa Mathialagan +1 more 2023-08-29
11732063 Lewis base catalysts and methods thereof Georgy P. Goryunov, Mikhail I. Sharikov, Vladislav A. Popov, Dmitry V. Uborsky, Alexander Z. Voskoboynikov +1 more 2023-08-22
11708434 Silica quenching agents for use in polymerization process Jay L. Reimers, Yifeng Hong 2023-07-25
11649256 Catalysts for olefin polymerization Gursu Culcu, Catherine A. Faler, Crisita Carmen H. Atienza, David A. Cano 2023-05-16
11597782 Processes for producing high propylene content PEDM using tetrahydroindacenyl catalyst systems Jo Ann M. Canich, Rhutesh K. Shah, Florin Barsan, Sarah J. Mattler 2023-03-07
11584707 Non-coordinating anion type activators containing cation having aryldiamine groups and uses thereof Catherine A. Faler, Margaret T. Whalley 2023-02-21
11578155 Ethylene-propylene linear copolymers as viscosity modifiers Jingwen Zhang, Rainer Kolb, Jo Ann M. Canich, Maksim Shivokhin, Peijun Jiang +1 more 2023-02-14
11525041 Process for producing polymers Jay L. Reimers, Yifeng Hong, Anthony J. Dias 2022-12-13
11479625 Ethylene-propylene branched copolymers as viscosity modifiers with enhanced fuel economy Jingwen Zhang, Jo Ann M. Canich, Peijun Jiang, Britni J. Brobey, Maksim Shivokhin 2022-10-25
11466149 Preparation of bimodal rubber, thermoplastic vulcanizates, and articles made therefrom Andy H. Tsou, Jian Yang, Ron Walker, Sudhin Datta 2022-10-11
11466102 Processes for producing high propylene content PEDM having low glass transition temperatures using tetrahydroindacenyl catalyst systems Jo Ann M. Canich, Rhutesh K. Shah, Florin Barsan, Sarah J. Mattler, Chase A. Eckert +1 more 2022-10-11
11421050 Long chain branched polypropylene via polymerization with aluminum vinyl transfer agent Jo Ann M. Canich, Peijun Jiang, Maksim Shivokhin 2022-08-23
11414436 Non-coordinating anion type activators containing cation having large alkyl groups Catherine A. Faler, Margaret T. Whalley, Peijun Jiang, Crisita Carmen H. Atienza, Alex E. Carpenter +1 more 2022-08-16
11390733 Elastomeric formulations comprising branched EPDM polymers Narayanaswami Dharmarajan, Zhifeng Bai, Andy H. Tsou, Rhutesh K. Shah 2022-07-19
11254763 Transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerization Georgy P. Goryunov, Mikhail I. Sharikov, Vladislav A. Popov, Dmitry V. Uborsky, Alexander Z. Voskoboynikov +4 more 2022-02-22
11248070 Lewis base catalysts and methods thereof Georgy P. Goryunov, Vladislav A. Popov, Dmitry V. Uborsky, Alexander Z. Voskoboynikov, Irene C. Cai +1 more 2022-02-15
11225539 Supported transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerization Charles J. Harlan, Nikola S. Lambic, Jo Ann M. Canich 2022-01-18
11214634 Lewis base catalysts and methods thereof Georgy P. Goryunov, Oleg V. Samsonov, Dmitry V. Uborsky, Alexander Z. Voskoboynikov, Jo Ann M. Canich 2022-01-04
11203654 Bis(aryl phenolate) lewis base catalysts and methods thereof Georgy P. Goryunov, Vladislav A. Popov, Dmitry V. Uborsky, Alexander Z. Voskoboynikov, Irene C. Cai +2 more 2021-12-21
11198745 Poly(alpha-olefin)s and methods thereof Carlos R. Lopez-Barron, Andy H. Tsou, Sarah J. Mattler 2021-12-14
11180580 Benzazole and pseudoindole diamido transition metal complexes and use thereof in olefin polymerization Jo Ann M. Canich, Mikhail I. Sharikov, Georgy P. Goryunov, Pavel S. Kulyabin, Dmitry V. Uborsky +1 more 2021-11-23
11142591 Polymerization process Charles J. Harlan, Richard B. Pannell, Chi-I Kuo 2021-10-12