Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Gregory S. Day — 8 Patents in 2017

ExxonMobil: 8 patents #13 of 881Top 2%
RURamot At Tel-Aviv University: 1 patents #19 of 140Top 15%
Pasadena, TX: #1 of 24 inventorsTop 5%
Texas: #310 of 15,389 inventorsTop 3%
Overall (2017): #12,021 of 506,227Top 3%
8 Patents 2017

Issued Patents 2017

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9809664 Bimodal propylene polymers and sequential polymerization Luo Lubin, Matthew W. Holtcamp 2017-11-07
9745390 Metallocenes and catalyst compositions derived therefrom Jian Yang, Matthew W. Holtcamp, Garth R. Giesbrecht 2017-08-29
9738779 Heterophasic copolymers and sequential polymerization Lubin Luo, Matthew W. Holtcamp 2017-08-22
9725569 Porous propylene polymers Matthew W. Holtcamp, Jian Yang, Lubin Luo, Steven D. Brown, Rohan A. Hule 2017-08-08
9725537 High activity catalyst supportation Lubin Luo 2017-08-08
9676882 Processes using staged hydrogen addition Matthew W. Holtcamp, Jian Yang, Celestino M. Perez, JR., Rohan A. Hule 2017-06-13
9644047 Metallocenes and catalyst compositions derived therefrom Jian Yang, Matthew W. Holtcamp, Garth R. Giesbrecht, Jo Ann M. Canich, Lian Xiongdong 2017-05-09
9556287 Vinyl terminated macromonomers Garth R. Giesbrecht, Matthew W. Holtcamp, John R. Hagadorn 2017-01-31