Gary Davis — 6 Patents at Evonik

Gary Davis has been granted 6 US patents while listed as an inventor at Evonik. The first was granted in 1989 and the most recent in November 2025. Gary Davis ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Gary Davis in Chesterfield, MO, US.

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Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12466985	Organophilic clays and drilling fluids containing them	Sarah Smith, Dennis Parrish, Miyako Hisamoto	2025-11-11
11633832	Systems and methods for sanding a surface of a structure	John R. Aubin, Lance O. McCann, Alexander H. de Marne, Terrence J. Rowe, Cameron Devine +2 more	2023-04-25	$57,052,000
11634621	Organophilic clays and drilling fluids containing them	Sarah Smith, Dennis Parrish, Miyako Hisamoto	2023-04-25
10865338	Organophilic clays and drilling fluids containing them	Sarah Smith, Dennis Parrish, Miyako Hisamoto	2020-12-15
8772207	Spherical pellets containing common clay particulate material useful as a proppant in hydraulic fracturing of oil and gas wells	Bryan Dell Geary, David Glenn Hall, Carlton Frazier Sorrell, Richard F. Watkins	2014-07-08
4824498	Strippalble sponge cushion underlay for a surface covering, such as carpeting	Roy D. Goodwin, Henry S. Ostrowski	1989-04-25	$6,159,000

Gary Davis — 6 Patents

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