BC

Brad J. Challacombe

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Yorba Linda, CA: #371 of 818 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,190,671 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6732799 Apparatus for stimulating oil extraction by increasing oil well permeability using specialized explosive detonating cord 2004-05-11
4757863 Well cleaning method and apparatus Robert D. Challacombe, Scott Challacombe 1988-07-19