Inventor · disambiguated record
Douglas Walker
Also filed as: WALKER DOUGLAS · WALKER DOUGLAS H · WALKER DOUGLAS T
3 granted patents·1 pending application·74 citations·filing 1987–2017
71Inventor score
Top patents by PatentIndex Score
4 records- 0171US10751752B2Method of increasing surface adhesion of an architectural metal finishPERMASTEELISA NORTH AMERICA CORP·Filed 2017·Granted Aug 25, 2020·1 cites·16 claims
- 0269US5013453AMethod for removing heavy metals from aqueous solutions by coprecipitationUNION OIL CO·Filed 1987·Granted May 7, 1991·39 cites·58 claims
- 0368US5045214AMethods for removing substances from aqueous solutionsUNION OIL CO·Filed 1989·Granted Sep 3, 1991·34 cites·98 claims
- 0434US2007096539A1Apparatus and method for cutting asphalt, concrete and other materialsATLANTIC CONCRETE CUTTING INC·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →