Inventor · disambiguated record
William F. Riggs
Also filed as: RIGGS WILLIAM F
4 granted patents·102 citations·filing 1976–1995
79Inventor score
Top patents by PatentIndex Score
4 records- 0187US4091070ARecovery of copperINSPIRATION CONS COPPER·Filed 1976·Granted May 23, 1978·45 cites·18 claims
- 0256US5540337AAlkyloxyalkaneamines useful as cationic froth flotation collectorsBAKER HUGHES INC·Filed 1994·Granted Jul 30, 1996·20 cites·7 claims
- 0355US5545351AUse of stearic acid esters of polypropylene glycol to control foamBAKER HUGHES INC·Filed 1995·Granted Aug 13, 1996·22 cites·20 claims
- 0451US4425230ASeparation of molybdenite from its mixture with other sulfide oresOREPREP CHEMICALS INC·Filed 1982·Granted Jan 10, 1984·15 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →