RJ

Robert Jancha

WE Weatherford/Lamb: 1 patents #33 of 137Top 25%
📍 Humble, TX: #9 of 29 inventorsTop 35%
🗺 Texas: #2,449 of 8,709 inventorsTop 30%
Overall (2003): #130,387 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6666271 Curved flapper and seat for a subsurface saftey valve Thomas M. Deaton 2003-12-23