Inventor · disambiguated record
William F. Drinkard, Jr.
Also filed as: DRINKARD JR WILLIAM F · DRINKARD WILLIAM F
18 granted patents·221 citations·filing 1974–2018
94Inventor score
Files withDRINKARD METALOX INC8DRINKARD DEVELOPMENTS2DRINKARD RES AND DEV CORP2DRINKARD WILLIAM F2MINERAL RESEARCH & DEV CORP2
Top patents by PatentIndex Score
18 records- 0189US5779877ARecycling of CIS photovoltaic wasteDRINKARD METALOX INC·Filed 1997·Granted Jul 14, 1998·48 cites·23 claims
- 0283US5997718ARecycling of CdTe photovoltaic wasteDRINKARD METALOX INC·Filed 1998·Granted Dec 7, 1999·29 cites·13 claims
- 0380US8016913B2Nickel-laterite processDRINKARD METALOX INC·Filed 2008·Granted Sep 13, 2011·4 cites·19 claims
- 0479US8038767B2Method of recovering metal values from oresDRINKARD METALOX INC·Filed 2008·Granted Oct 18, 2011·3 cites·18 claims
- 0574US8814980B2Method of recovering metal values from nickel-containing oresDRINKARD JR WILLIAM F·Filed 2011·Granted Aug 26, 2014·3 cites·19 claims
- 0671US5897685ARecycling of CdTe photovoltaic wasteDRINKARD METALOX INC·Filed 1997·Granted Apr 27, 1999·38 cites·13 claims
- 0762US3957601AElectrochemical miningMINERAL RESEARCH & DEV CORP·Filed 1974·Granted May 18, 1976·12 cites·17 claims
- 0861US5912402AMetallurgical dust recycle processDRINKARD METALOX INC·Filed 1996·Granted Jun 15, 1999·28 cites·43 claims
- 0956US3956087AElectrochemical mining of copperMINERAL RESEARCH & DEV CORP·Filed 1974·Granted May 11, 1976·7 cites·10 claims
- 1055US10456816B1Demilitarization of HC smoke ordnancesDRINKARD WILLIAM F·Filed 2018·Granted Oct 29, 2019·0 cites·15 claims
- 1154US4927672AProcess for rapidly fixing wood preservatives to prevent and reduce environmental contaminationDRINKARD DEVELOPMENTS·Filed 1989·Granted May 22, 1990·14 cites·33 claims
- 1252US6264909B1Nitric acid production and recycleDRINKARD METALOX INC·Filed 1999·Granted Jul 24, 2001·18 cites·48 claims
- 1347US9284627B2Process for recovering metal values from oxides of manganese-containing materialsDRINKARD RES AND DEV CORP·Filed 2013·Granted Mar 15, 2016·0 cites·18 claims
- 1447US5026530AMethod for producing copper arsenate compositionsDRINKARD DEVELOPMENTS·Filed 1990·Granted Jun 25, 1991·7 cites·24 claims
- 1546US9328400B2Treatment of manganese-containing materialsDRINKARD RES AND DEV CORP·Filed 2013·Granted May 3, 2016·0 cites·30 claims
- 1644US9926206B2Treatment of manganese-containing materialsDRINKARD WILLIAM F·Filed 2014·Granted Mar 27, 2018·0 cites·20 claims
- 1739US5980842ASeparation of calcium from metal compoundsDRINKARD METALOX INC·Filed 1997·Granted Nov 9, 1999·4 cites·19 claims
- 1832US5030483AProcess for accelerated fixing of heat-fixable wood preservativesDRINKARD DEVELOPMENTS A DELAWA·Filed 1990·Granted Jul 9, 1991·6 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →