DH

David Holcomb

GI Gas Research Institute: 1 patents #343 of 808Top 45%
UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
📍 Salem, OR: #110 of 493 inventorsTop 25%
🗺 Oregon: #10,188 of 28,073 inventorsTop 40%
Overall (All Time): #1,463,078 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10203238 Liquid detection apparatus Philip D. Barrett, Marshal Dean Barrett 2019-02-12
6041872 Disposable telemetry cable deployment system 2000-03-28
4587739 Gage for measuring displacements in rock samples Michael J. McNamee 1986-05-13