RR

Roger F. Rensvold

HA Halliburton: 1 patents #490 of 857Top 60%
📍 Duncan, OK: #446 of 603 inventorsTop 75%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #4,125,469 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4238536 Preventing water incursion into commodity piles Ronney R. Koch 1980-12-09