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USPTO Patent Rankings Data through Dec 31, 2025
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Danielle G. Singleton — 5 Patents

ExxonMobil: 5 patents #2,147 of 10,161Top 25%
Houston, TX: #4,540 of 21,073 inventorsTop 25%
Texas: #28,633 of 125,132 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Danielle G. Singleton has been granted 5 US patents while listed as an inventor at ExxonMobil. The first was granted in 2022 and the most recent in August 2025. Danielle G. Singleton ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Danielle G. Singleton in Houston, TX, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12391638 Hydroformylation catalysts comprising fluorophosphine ligands and precursors thereof Alex E. Carpenter, Sarah A. Kheir 2025-08-19
12060314 Branched alcohols formed from vinylidene olefins by hydroformylation and methods for production thereof Alex E. Carpenter, Sarah J. Mattler, Jennifer L. Rapp 2024-08-13 $525,410,000
11919981 Monocyclopentadienyl pyridyl hydroxyl amine catalyst compounds and systems for olefin polymerization Alex E. Carpenter 2024-03-05 $815,465,000
11814460 Pyridyl hydroxyl amine catalyst compounds and systems for Olefin Polymerization Alex E. Carpenter, Tzu-Pin Lin 2023-11-14 $374,228,000
11440979 Catalysts, catalyst systems, and methods for using the same Alex E. Carpenter 2022-09-13 $689,272,000