HelioVolt Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 7355
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 398
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 285
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 272
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9142408 Liquid precursor for deposition of indium selenide and method of preparing the sameAug 16, 11Sep 22, 15[C23C, H01L]
9105797 Liquid precursor inks for deposition of In—Se, Ga—Se and In—Ga—SeSep 04, 12Aug 11, 15[H01L, H01B]
8778082 Point source assembly for thin film deposition devices and thin film deposition devices employing the sameJun 07, 11Jul 15, 14[C23C]
8021641 Methods of making copper selenium precursor compositions with a targeted copper selenide content and precursor compositions and thin films resulting therefromFeb 04, 10Sep 20, 11[C01B, H01L, B05D, B32B]
7939048 Assemblies of anisotropic nanoparticlesOct 31, 07May 10, 11[C01B, H01L, B05D, C07C]
7767904 Compositions including controlled segregated phase domain structuresJan 12, 06Aug 03, 10[H01L]
7163608 Apparatus for synthesis of layers, coatings or filmsSep 01, 04Jan 16, 07[C23C]
7148123 Synthesis of layers, coatings or films using collection layerApr 18, 05Dec 12, 06[H01L]
6593213 Synthesis of layers, coatings or films using electrostatic fieldsSep 20, 01Jul 15, 03[H01L]
6559372 Photovoltaic devices and compositions for use thereinSep 20, 01May 06, 03[H01L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0366,946 Multi-layer compound precursor with CuSe thermal conversion to Cu2-xSe for two-stage CIGS solar cell absorber synthesisAbandonedJun 17, 13Dec 18, 14[H01L]
2014/0209,161 Nanostructured CIGS Absorber Surface for Enhanced Light TrappingAbandonedAug 13, 13Jul 31, 14[H01L]
2014/0170,805 Thermal Processing Utilizing Independently Controlled Elemental Reactant Vapor Pressures and/or Indirect CoolingAbandonedJun 17, 13Jun 19, 14[H01L]
8647533 Compositions including controlled segregated phase domain structure with segregated phase domain arrayExpiredJun 22, 12Feb 11, 14[H01B]
2014/0020,744 USING AMORPHOUS ZINC-TIN OXIDE ALLOYS IN THE EMITTER STRUCTURE OF CIGS PV DEVICESAbandonedJan 03, 13Jan 23, 14[H01L]
2012/0196,131 Assembly for fabricating a structure having a crystalline film, method of making the assembly, crystalline film structure produced by the assembly and crystalline filmsAbandonedJan 28, 11Aug 02, 12[H01L, B32B]
8084685 Apparatus for making controlled segregated phase domain structuresExpiredJan 12, 06Dec 27, 11[H01L]
2011/0312,160 Liquid precursor for deposition of copper selenide and method of preparing the sameAbandonedMay 17, 11Dec 22, 11[H01L, G02B]
8034317 Assemblies of anisotropic nanoparticlesExpiredJun 18, 07Oct 11, 11[C01B, H01L, B05D, C07C]
2011/0056,541 Cadmium-free thin films for use in solar cellsAbandonedAug 31, 10Mar 10, 11[H01L]
2007/0160,763 Methods of making controlled segregated phase domain structuresAbandonedJan 12, 06Jul 12, 07[B05D]
6881647 Synthesis of layers, coatings or films using templatesExpiredSep 20, 01Apr 19, 05[H01L]
6797874 Layers, coatings or films synthesized using precursor layer exerted pressure containmentExpiredJul 17, 02Sep 28, 04[H01L, B29C]
6787012 Apparatus for the synthesis of layers, coatings or filmsExpiredSep 20, 01Sep 07, 04[C23C]
6736986 Chemical synthesis of layers, coatings or films using surfactantsExpiredSep 20, 01May 18, 04[H01L, H01B]
6720239 Synthesis of layers, coatings or films using precursor layer exerted pressure containmentExpiredJul 17, 02Apr 13, 04[C09J, H01L, B32B]
2003/0211,646 Compositions and devices made by synthesis of layers, coatings or films using electrostatic fieldsAbandonedApr 22, 03Nov 13, 03[H01L]
2003/0205,270 Compositions including a collection layerAbandonedApr 22, 03Nov 06, 03[H01L]

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