RB

Ralph Edward Barthel

PT Preferred Technology: 1 patents #3 of 4Top 75%
📍 Wake Forest, NC: #48 of 111 inventorsTop 45%
🗺 North Carolina: #1,978 of 5,755 inventorsTop 35%
Overall (2017): #275,090 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9725645 Proppant with composite coating Spyridon Monastiriotis, Avis Lloyd McCrary, Robert Ray McDaniel 2017-08-08