Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Steven D. Brown — 4 Patents in 2017

UTUnivation Technologies: 2 patents #7 of 32Top 25%
ExxonMobil: 2 patents #165 of 881Top 20%
League City, TX: #3 of 82 inventorsTop 4%
Texas: #1,017 of 15,389 inventorsTop 7%
Overall (2017): #37,461 of 506,227Top 8%
4 Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9725569 Porous propylene polymers Matthew W. Holtcamp, Gregory S. Day, Jian Yang, Lubin Luo, Rohan A. Hule 2017-08-08
9644053 Tridentate nitrogen based ligands for olefin polymerisation catalysts 2017-05-09
9611348 Process of producing polyolefins using metallocene polymerization catalysts and copolymers therefrom Ian C. Stewart, Crisita Carmen H. Atienza, David T. Harris, Aaron M. Hollas 2017-04-04
9604893 Protecting phenol groups C. Jeff Harlan 2017-03-28