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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Ray McDaniel — 3 Patents in 2018

PTPreferred Technology: 3 patents #1 of 8Top 15%
Cypress, TX: #20 of 195 inventorsTop 15%
Texas: #1,625 of 15,368 inventorsTop 15%
Overall (2018): #59,494 of 503,207Top 15%
3 Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10100247 Proppant with enhanced interparticle bonding Spyridon Monastiriotis, Avis Lloyd McCrary, Ralph Edward Barthel 2018-10-16
10087360 Dual function proppants Avis Lloyd McCrary 2018-10-02
9862881 Hydrophobic coating of particulates for enhanced well productivity Kerry Drake, Spyridon Monastiriotis, Amr Radwan, Anthony Paul Haddock, Andrew F. Nordquist 2018-01-09