Inventor · disambiguated record
Wayne S. Stewart
Also filed as: STEWART WAYNE · STEWART WAYNE S
6 granted patents·155 citations·filing 1986–2004
85Inventor score
Top patents by PatentIndex Score
6 records- 0183US6730637B1Reducing fluid loss in a drilling fluidCHEVRON PHILLIPS CHEMICAL CO·Filed 2002·Granted May 4, 2004·36 cites·27 claims
- 0276US4743383ADrilling fluid additives for use in hard brine environmentsPHILLIPS PETROLEUM CO·Filed 1986·Granted May 10, 1988·34 cites·17 claims
- 0374US5922653ACompositions and processes for treating subterranean formationsPHILLIPS PETROLEUM CO·Filed 1996·Granted Jul 13, 1999·35 cites·53 claims
- 0474US5480863ABrine viscosificationPHILLIPS PETROLEUM CO·Filed 1993·Granted Jan 2, 1996·33 cites·22 claims
- 0557US7169739B2Methods of reducing sag in non-aqueous fluidsCHEVRON PHILLIPS CHEMICAL CO·Filed 2004·Granted Jan 30, 2007·5 cites·31 claims
- 0647US4876030AOrganophilic clay suspension mediumPHILLIPS PETROLEUM CO·Filed 1987·Granted Oct 24, 1989·12 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Wayne S. Stewart 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 →