Inventor · disambiguated record
Everett L. Johnston
Also filed as: JOHNSTON EVERETT L
6 granted patents·187 citations·filing 1975–2013
84Inventor score
Top patents by PatentIndex Score
6 records- 0195US4018286AControlled well plugging with dilute polymer solutionsPHILLIPS PETROLEUM CO·Filed 1975·Granted Apr 19, 1977·113 cites·4 claims
- 0279US8648018B2Crosslinked swellable polymerMORADI-ARAGHI AHMAD·Filed 2010·Granted Feb 11, 2014·3 cites·18 claims
- 0376US5423380AProcess for treating oil-bearing formationPHILLIPS PETROLEUM CO·Filed 1994·Granted Jun 13, 1995·35 cites·21 claims
- 0466US9139760B2Crosslinked swellable polymerCONOCOPHILLIPS CO·Filed 2013·Granted Sep 22, 2015·0 cites·4 claims
- 0559US5259453ABlocking water coning in oil and gas producing reservoirsPHILLIPS PETROLEUM CO·Filed 1992·Granted Nov 9, 1993·27 cites·9 claims
- 0636US5368412AUse of a gelling composition in waste treatment disposal or solar pondsPHILLIPS PETROLEUM CO·Filed 1993·Granted Nov 29, 1994·9 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Everett L. Johnston files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →