RL

Robert A. Lenhart

📍 Cypress, TX: #409 of 1,064 inventorsTop 40%
🗺 Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,661,147 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5141051 Electrical wet connect and check valve for a drill string 1992-08-25
5131464 Releasable electrical wet connect for a drill string Allen Kent Rives 1992-07-21
5107939 Electrically conducting an orientation signal in a directionally drilled well Allen Kent Rives 1992-04-28