EH

Eddie J. Hamm

OE Otis Engineering: 2 patents #82 of 228Top 40%
Overall (All Time): #2,348,429 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4592380 Gas lift valve — 1986-06-03
4379488 Latch for well tool — 1983-04-12