DS

David A. Switzer

EE Evolution Engineering: 3 patents #3 of 21Top 15%
📍 Conroe, TX: #9 of 132 inventorsTop 7%
🗺 Texas: #1,731 of 16,780 inventorsTop 15%
Overall (2021): #85,638 of 548,734Top 20%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11073015 Integrated downhole system with plural telemetry subsystems Aaron W. Logan, Jili Liu, Justin C. Logan, Mingdong Xu 2021-07-27
10954781 Multi-mode control of downhole tools Aaron W. Logan, Justin C. Logan, Barry Daniel Buternowsky, Steven D. McLawchlin, Kurtis West 2021-03-23
10901108 Method and apparatus for placing receiver electrodes for EM telemetry transmissions Aaron W. Logan 2021-01-26