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USPTO Patent Rankings Data through Dec 31, 2025
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Robin Weitkamp — 2 Patents in 2018

ESElevance Renewable Sciences: 2 patents #5 of 51Top 10%
Batavia, IL: #7 of 35 inventorsTop 20%
Illinois: #1,344 of 7,998 inventorsTop 20%
Overall (2018): #107,360 of 503,207Top 25%
2 Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10081760 Olefinic ester compositions and their use in stimulating hydrocarbon production from a subterranean formation Frederyk Ngantung 2018-09-25
9856189 Methods of making high-weight esters, acids, and derivatives thereof Bruce E. Firth, Brian Pease, Alexander D. Ilseman, Garrett Zopp, Timothy A. Murphy +1 more 2018-01-02