Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
GS

Gregory J. Schrad

UOUop: 5 patents #497 of 1,854Top 30%
Winfield, IL: #33 of 143 inventorsTop 25%
Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #916,550 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12378171 Processes and apparatuses for separating chlorides from n-butane Amit Goyal, Gregory R. Werba, Sean Mann, Christine Marie Long, Cynthia M. Kwik 2025-08-05
11806698 System for ionic liquid catalyst regeneration Eric Leeton, Rebecca Mudrock 2023-11-07
10809022 Processes and systems for controlling cooling fluid in an ionic liquid reactor system with a heat exchanger James G. Hagen, Sean Mueller, Trung Pham, Zhanping Xu 2020-10-20
10722861 Reactor system for use with an ionic liquid catalyst Eric Leeton, Kurt Detrick, Christian D. Freet, David S. Lafyatis, Robert L. Mehlberg +2 more 2020-07-28
10702798 Ionic liquid waste handling system Eric Leeton, David S. Lafyatis, Matthew Lippmann, Douglas A. Nafis 2020-07-07