Inventor · disambiguated record
Donald W. Kirk
Also filed as: KIRK DONALD · KIRK DONALD W
17 granted patents·8 pending applications·495 citations·filing 1976–2017
95Inventor score
Top patents by PatentIndex Score
25 records- 0198US8333944B2Methods of sequestering CO2CONSTANTZ BRENT R·Filed 2010·Granted Dec 18, 2012·75 cites·12 claims
- 0298US7887694B2Methods of sequestering CO2CALERA CORP·Filed 2008·Granted Feb 15, 2011·140 cites·39 claims
- 0398US7790012B2Low energy electrochemical hydroxide system and methodCALERA CORP·Filed 2008·Granted Sep 7, 2010·104 cites·47 claims
- 0491US5429725AAmorphous metal/metallic glass electrodes for electrochemical processesFiled 1994·Granted Jul 4, 1995·49 cites·13 claims
- 0585US9381493B2Production of biochar absorbent from anaerobic digestateSULFACHAR INC·Filed 2013·Granted Jul 5, 2016·8 cites·10 claims
- 0675US6527921B2Electrochemical cell stacksFiled 2001·Granted Mar 4, 2003·10 cites·16 claims
- 0773US6527923B2Bifurcated electrode of use in electrolytic cellsFiled 2001·Granted Mar 4, 2003·16 cites·11 claims
- 0871US5562892AProcess for the production of alpha hemihydrate calcium sulfate from flue gas sludgeFiled 1995·Granted Oct 8, 1996·36 cites·13 claims
- 0970US6303015B1Amorphous metallic glass electrodes for electrochemical processesFiled 1999·Granted Oct 16, 2001·20 cites·14 claims
- 1068US9919290B2Production of biochar absorbent from anaerobic digestateCHAR TECH INC·Filed 2016·Granted Mar 20, 2018·1 cites·11 claims
- 1157US2012213688A1Methods of sequestering co2CONSTANTZ BRENT R·Filed 2012·Application pending·0 cites
- 1256US2010132556A1Methods of sequestering co2CONSTANTZ BRENT R·Filed 2010·Application pending·0 cites
- 1353US2010135865A1Electrochemical methods of sequestering co2CONSTANTZ BRENT R·Filed 2010·Application pending·0 cites
- 1453US2010135882A1Methods of sequestering co2CONSTANTZ BRENT R·Filed 2010·Application pending·0 cites
- 1551US5612008AProcess for treating solid waste containing volatilizable inorganic contaminantsFiled 1995·Granted Mar 18, 1997·12 cites·20 claims
- 1648US4937056AProcess for obtaining high purity magnesium compounds from magnesium containing materialsMATERIALS CONCEPTS RES LTD·Filed 1989·Granted Jun 26, 1990·9 cites·17 claims
- 1747US2019186027A1Electrochemical carbon dioxide utilizationGOVERNING COUNCIL UNIV TORONTO·Filed 2017·Application pending·0 cites
- 1845US5458744AProcess to produce hydrogen and/or hemihydrate calcium sulphate from calcium sulphiteMATERIALS CONCEPTS RES LTD·Filed 1993·Granted Oct 17, 1995·7 cites·19 claims
- 1945US2004151953A1Electrochemical cell stacksFiled 2002·Application pending·0 cites
- 2044US2008098799A1Hydrogen and/or Oxygen SensorKIRK DONALD W·Filed 2006·Application pending·0 cites
- 2141US2010224503A1Low-energy electrochemical hydroxide system and methodKIRK DONALD W·Filed 2010·Application pending·0 cites
- 2238US4786375AManufacture of self supporting members of copper containing phosphorusFALCONBRIDGE LTD·Filed 1987·Granted Nov 22, 1988·3 cites·14 claims
- 2334US7261873B2Power generation from sulphur-containing fuelsENFLOW POWER GENERATION INC·Filed 2003·Granted Aug 28, 2007·1 cites·14 claims
- 2434US4789529ARecovery of zinc from zinc bearing sulphidic ores and concentrates by controlled oxidation roastingMATERIALS CONCEPTS RES LTD·Filed 1986·Granted Dec 6, 1988·4 cites·13 claims
- 2524US4107344AMethod of producing dehydrated rice flakesGEN FOODS LTD·Filed 1976·Granted Aug 15, 1978·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Donald W. Kirk 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 →