JF

John L. Featherstone

UC Union Oil Company Of California: 23 patents #11 of 385Top 3%
MH Midamerican Energy Holdings: 5 patents #1 of 6Top 20%
MP Mono Power: 3 patents #1 of 6Top 20%
SL Southern Pacific Land: 3 patents #1 of 6Top 20%
MP Magma Power: 2 patents #2 of 4Top 50%
The Dow Chemical: 1 patents #2,215 of 4,115Top 55%
EU Ecolab Usa: 1 patents #914 of 1,442Top 65%
📍 El Centro, CA: #1 of 44 inventorsTop 3%
🗺 California: #13,801 of 386,348 inventorsTop 4%
Overall (All Time): #95,841 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
4776961 Process for treating geothermal brine in two phase brine separators Gregory A. Gritters, Jessie P. Reverente 1988-10-11
4765913 Process for removing silica from silica-rich geothermal brine 1988-08-23
4763479 Method for the production of useable steam and non-toxic solids from geothermal brine Daniel Hoyer, Morton M. Wong 1988-08-16
4728438 Process for reducing the concentration of suspended solids in clarified geothermal brine Stefan T. Spang, David G. Newell 1988-03-01
4615808 Acidification of steam condensate for incompatibility control during mixing with geothermal brine Darrell L. Gallup 1986-10-07
4573803 Injection nozzle Gregory A. Gritters, Walter Edward Nellis 1986-03-04
4564298 Hydrofoil injection nozzle Gregory A. Gritters, Walter Edward Nellis 1986-01-14
4522728 Acidifiction of steam condensate for incompatibility control during mixing with geothermal brine Darrell L. Gallup 1985-06-11
4429535 Geothermal plant silica control system 1984-02-07
4428200 Geothermal plant fluid reinjection system Barkman C. McCabe, Edward Zajac 1984-01-31