Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Errun Ding — 6 Patents in 2021

Chevron: 6 patents #6 of 352Top 2%
Mason, OH: #17 of 217 inventorsTop 8%
Ohio: #227 of 7,535 inventorsTop 4%
Overall (2021): #23,753 of 548,734Top 5%
6 Patents 2021

Issued Patents 2021

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11186707 Bimodal PE resins with improved melt strength William B. Beaulieu 2021-11-30
11174378 Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low haze Chung Ching Tso, Randall S. Muninger, John T. Blagg, Yongwoo Inn, Max P. McDaniel +2 more 2021-11-16
11028258 Metallocene catalyst system for producing LLDPE copolymers with tear resistance and low haze Chung Ching Tso, Randall S. Muninger, John T. Blagg, Yongwoo Inn, Max P. McDaniel +2 more 2021-06-08
11014997 Dual catalyst system for producing high density polyethylenes with long chain branching Qing Yang, Randall S. Muninger, Youlu Yu, Yongwoo Inn 2021-05-25
10927201 Ziegler-Natta—metallocene dual catalyst systems with activator-supports Chung Ching Tso, Youlu Yu, Qing Yang, Richard M. Buck 2021-02-23
10899855 Low density polyolefin resins with low molecular weight and high molecular weight components, and films made therefrom Ashish M. Sukhadia, Max P. McDaniel, Guylaine St. Jean, Qing Yang, Daniel G. Hert +1 more 2021-01-26