LP

Leonard M. Plummer

BH Baker Hughes Holdings: 2 patents #1,327 of 3,522Top 40%
HC Hughes Tool Company: 1 patents #83 of 224Top 40%
📍 Rangely, CO: #2 of 11 inventorsTop 20%
🗺 Colorado: #13,156 of 40,980 inventorsTop 35%
Overall (All Time): #1,618,005 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6443780 Conductor assembly for pothead connector Phillip R. Wilbourn, Don C. Cox 2002-09-03
5700161 Two-piece lead seal pothead connector Bartolo L. Leyva, Richard T. Rentzel 1997-12-23
4582131 Submersible chemical injection pump Derry E. Banta, Vance A. Wilczek 1986-04-15