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QUANTUMSPHERE INC

Overview
  • Total Patents
    69
  • GoodIP Patent Rank
    207,726
About

QUANTUMSPHERE INC has a total of 69 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets environmental technology, electrical machinery and energy and materials and metallurgy are SHANXI WALTERHEIMER NEW MATERIAL TECH CO LTD, MEI WU and MIN MYOUNG-KI.

Patent filings per year

Chart showing QUANTUMSPHERE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Carpenter R Douglas 32
#2 Mcgrath Kimberly 28
#3 Dopp Robert Brian 14
#4 Carpenter Douglas 10
#5 Carpenter Ray Douglas 6
#6 Maloney Kevin 6
#7 Maloney Kevin D 5
#8 Dopp Robert 5
#9 Rinaldi Fabrizio 3
#10 Iyer Subramanian 3

Latest patents

Publication Filing date Title
US2011190116A1 Gas diffusion cathode using nanometer sized particles of transition metals for catalysis
US2011155571A1 Nano-material catalyst device
US2010311571A1 Methods of making catalytic materials by dispersion of nanoparticles onto support structures
US2010183497A1 System and method for ammonia synthesis
WO2010083342A1 Catalysts by dispersion of nanoparticles onto support structures
US2010068548A1 Composition and method of preparing nanoscale thin film photovoltaic materials
US7700214B1 Metal hydride fuel cell cartridge and electrolyzer electrode
US2009261305A1 Composition of and method of using nanoscale materials in hydrogen storage applications
US2009202417A1 System and method for ammonia synthesis
US2010156353A1 Lithium nanoparticle compositions for use in electrochemical applications
WO2009061954A1 System and method for ammonia synthesis
WO2010014105A1 Composition and method of preparing nanoscale thin film photovoltaic materials
US2009004549A1 High power fuel cell
WO2008118628A2 High rate electrochemical devices
US2009148689A1 Conductive nanoparticle substrate and method of manufacture
WO2008073621A2 Method and apparatus for collecting nano-particles
US2009092887A1 Nanoparticle coated electrode and method of manufacture
US2009026077A1 Rapid electrochemical evaluation apparatus
US2010143821A1 Compositions of nanometal particles containing a metal or alloy and platinum particles
AU2007340313A1 Electrochemical catalysts