Inventor · disambiguated record
William R. Opie
Also filed as: OPIE WILLIAM R · OPIE WILLIAM ROBERT CHARLES
6 granted patents·90 citations·filing 1975–2002
84Inventor score
Top patents by PatentIndex Score
6 records- 0182US7712634B2Apparatus and method for dispensing small quantities of particlesPFIZER LTD·Filed 2002·Granted May 11, 2010·28 cites·20 claims
- 0278US4006010AProduction of blister copper directly from dead roasted-copper-iron concentrates using a shallow bed reactorAMAX INC·Filed 1975·Granted Feb 1, 1977·18 cites·9 claims
- 0376US4351705ARefining copper-bearing material contaminated with nickel, antimony and/or tinAMAX INC·Filed 1981·Granted Sep 28, 1982·23 cites·20 claims
- 0469US4072507AProduction of blister copper in a rotary furnace from calcined copper-iron concentratesAMAX INC·Filed 1976·Granted Feb 7, 1978·13 cites·11 claims
- 0535US4120697ASegregation-separation of copper from nickel in copper-nickel sulfide concentratesAMAX INC·Filed 1977·Granted Oct 17, 1978·5 cites·12 claims
- 0632US4168155AProcess for smelting lead refinery drossAMAX INC·Filed 1978·Granted Sep 18, 1979·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →