Graphene Square, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM8149
 
  
 
B82Y SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; MEASUREMENT OR ANALYSIS OF NANO-STRUCTURES; MANUFACTURE  OR TREATMENT OF NANO-STRUCTURES647
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF574
 
  
 
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
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 225
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL120
 
  
 
B44C PRODUCING DECORATIVE EFFECTS 133

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0068,521 ELECTROMAGNETIC SHIELDING METHOD USING GRAPHENE AND ELECTROMAGNETIC SHIEDLING MATERIALMar 04, 11Mar 21, 13[C23C, H05K, B32B]
2013/0022,811 STABLE GRAPHENE FILM AND PREPARING METHOD OF THE SAMEJun 25, 12Jan 24, 13[B05D, B82Y, B32B]
2012/0282,419 GRAPHENE PROTECTIVE FILM SERVING AS A GAS AND MOISTURE BARRIER, METHOD FOR FORMING SAME, AND USE THEREOFJul 13, 12Nov 08, 12[B32B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9782963 Roll-to-roll transfer method of graphene, graphene roll produced by the method, and roll-to-roll transfer equipment for grapheneOct 02, 14Oct 10, 17[C08J, C01B, B82Y, B29C, B21C, B44C, B32B]
9726861 Variable focus lens, and preparing method of the sameMar 19, 14Aug 08, 17[G02B, G02C]
9728605 Roll-to-roll doping method of graphene film, and doped graphene filmDec 23, 14Aug 08, 17[C01B, H01L, B82Y, B29B, B29K, B32B]
9371234 Method for producing graphene at a low temperature, method for direct transfer of graphene using same, and graphene sheetJul 15, 11Jun 21, 16[C23C, C01B, B82Y, H01B]
9297831 Touch sensor using graphene for simultaneously detecting a pressure and a positionDec 23, 11Mar 29, 16[G06F, G01R]
8926854 Roll-to-roll doping method of graphene film, and doped graphene filmJul 02, 12Jan 06, 15[C01B, B82Y, B29B, B29K, C23F]
8916013 Method for transferring graphene using a hot pressJul 18, 13Dec 23, 14[B29C, B82B, B32B]
8916057 Roll-to-roll transfer method of graphene, graphene roll produced by the method, and roll-to-roll transfer equipment for grapheneApr 16, 12Dec 23, 14[C01B, C03C, B82Y]
8816257 Flexible transparent heating element using graphene and method for manufacturing the sameJul 19, 13Aug 26, 14[B05D, H05B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0259,800 PREPARING METHOD OF GRAPHENE BY USING NEAR-INFRARED AND APPARATUS THEREFORAbandonedFeb 17, 15Sep 17, 15[C23C, C01B]
2014/0054,550 METHOD FOR N-DOPING GRAPHENEAbandonedSep 03, 13Feb 27, 14[H01L]
2013/0130,011 METHOD FOR PREPARING GRAPHENE, GRAPHENE SHEET, AND DEVICE USING SAMEAbandonedJul 29, 11May 23, 13[C01B]
2011/0195,207 GRAPHENE ROLL-TO-ROLL COATING APPARATUS AND GRAPHENE ROLL-TO-ROLL COATING METHOD USING THE SAMEAbandonedOct 21, 10Aug 11, 11[C23C, B05D, B82Y, B32B]

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