Inventor · disambiguated record
R. Douglas Carpenter
Also filed as: CARPENTER R DOUGLAS
3 granted patents·29 pending applications·21 citations·filing 2006–2016
67Inventor score
Top patents by PatentIndex Score
32 records- 0187US7955755B2Compositions of nanometal particles containing a metal or alloy and platinum particlesQUANTUMSPHERE INC·Filed 2007·Granted Jun 7, 2011·18 cites·4 claims
- 0273US9272920B2System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2013·Granted Mar 1, 2016·1 cites·3 claims
- 0368US8211594B2Compositions of nanometal particles containing a metal or alloy and platinum particlesMCGRATH KIMBERLY·Filed 2011·Granted Jul 3, 2012·2 cites·3 claims
- 0461US2010072439A1Composition and method of preparing nanoscale thin film photovoltaic materialsQUANTUMSPHERE INC·Filed 2009·Application pending·0 cites
- 0561US2010068548A1Composition and method of preparing nanoscale thin film photovoltaic materialsQUANTUMSPHERE INC·Filed 2009·Application pending·0 cites
- 0661US2010065118A1Composition and method of preparing nanoscale thin film photovoltaic materialsQUANTUMSPHERE INC·Filed 2009·Application pending·0 cites
- 0761US2016175816A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2016·Application pending·0 cites
- 0859US2010069228A1Electrochemical catalystsQUANTUMSPHERE INC·Filed 2009·Application pending·0 cites
- 0957US2009117014A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2008·Application pending·0 cites
- 1056US2012308467A1System and method for ammonia synthesisCARPENTER R DOUGLAS·Filed 2012·Application pending·0 cites
- 1155US2012082612A1System and method for ammonia synthesisCARPENTER R DOUGLAS·Filed 2011·Application pending·0 cites
- 1254US2009202417A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2009·Application pending·0 cites
- 1354US2011165055A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2011·Application pending·0 cites
- 1453US2012094216A1Nano-material catalyst deviceCARPENTER R DOUGLAS·Filed 2011·Application pending·0 cites
- 1553US2008190483A1Composition and method of preparing nanoscale thin film photovoltaic materialsCARPENTER R DOUGLAS·Filed 2007·Application pending·0 cites
- 1653US2011155571A1Nano-material catalyst deviceQUANTUMSPHERE INC·Filed 2011·Application pending·0 cites
- 1753US2010183497A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2010·Application pending·0 cites
- 1853US2009092887A1Nanoparticle coated electrode and method of manufactureQUANTUMSPHERE INC·Filed 2007·Application pending·0 cites
- 1952US2011130269A1Electrochemical catalystsQUANTUMSPHERE INC·Filed 2011·Application pending·0 cites
- 2050US2011158889A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2011·Application pending·0 cites
- 2150US2012087854A1System and method for ammonia synthesisCARPENTER R DOUGLAS·Filed 2011·Application pending·0 cites
- 2248US2012082611A1System and method for ammonia synthesisCARPENTER R DOUGLAS·Filed 2011·Application pending·0 cites
- 2348US2011171100A1System and method for ammonia synthesisQUANTUMSPHERE INC·Filed 2011·Application pending·0 cites
- 2447US2010233577A1Nano-material catalyst deviceCARPENTER R DOUGLAS·Filed 2006·Application pending·0 cites
- 2547US2010156353A1Lithium nanoparticle compositions for use in electrochemical applicationsQUANTUMSPHERE INC·Filed 2008·Application pending·0 cites
- 2647US2009148689A1Conductive nanoparticle substrate and method of manufactureQUANTUMSPHERE INC·Filed 2007·Application pending·0 cites
- 2747US2011091796A1Electrochemical catalystsQUANTUMSPHERE INC·Filed 2010·Application pending·0 cites
- 2847US2011300471A1Nanoparticle coated electrode and method of manufactureMCGRATH KIMBERLY·Filed 2011·Application pending·0 cites
- 2946US2010167175A1Electrochemical catalystsQUANTUMSPHERE INC·Filed 2010·Application pending·0 cites
- 3045US2008280190A1Electrochemical catalystsDOPP ROBERT BRIAN·Filed 2006·Application pending·0 cites
- 3144US2012014073A1Conductive nanoparticle substrate and method of manufactureCARPENTER R DOUGLAS·Filed 2011·Application pending·0 cites
- 3243US2013216921A1Portable metal-air battery energy system for powering and/or recharging electronic devicesMALONEY KEVIN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →