WS

William E. Showalter

UC Union Oil Company Of California: 7 patents #47 of 385Top 15%
📍 Henry's Drive, CA: #35 of 214 inventorsTop 20%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #767,680 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5126037 Geopreater heating method and apparatus 1992-06-30
5040605 Oil recovery method and apparatus 1991-08-20
5025862 Steam injection piping 1991-06-25
4755469 Oil tracing method Elihu Goldish, Ronald J. Lukasiewicz 1988-07-05
4586752 Solution mining process 1986-05-06
4358157 Solution mining process 1982-11-09
4358158 Solution mining process 1982-11-09