TOKYO ELECTRIC POWER COMPANY HOLDINGS, INCORPORATED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 7440
 
  
 
G21C NUCLEAR REACTORS 637
 
  
 
G06T IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 4131
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3156
 
  
 
B01D SEPARATION 2132
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS272
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 266
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 243
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 257

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0193,678 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUMMar 16, 17Jul 06, 17[G06T]
2017/0182,519 METHOD FOR MANUFACTURING REGENERATED PRODUCTMar 15, 17Jun 29, 17[B24C, B08B]
2017/0184,432 FLOW SPEED MEASUREMENT METHOD AND FLOW SPEED MEASUREMENT SYSTEMFeb 04, 15Jun 29, 17[G01F]
2017/0185,426 REUSE SUPPORT SYSTEM AND METHODMar 16, 17Jun 29, 17[G06F]
2017/0185,427 REUSE SUPPORT SYSTEM AND METHODMar 16, 17Jun 29, 17[G06F]
2017/0185,971 MAINTENANCE METHOD FOR FACILITYMar 16, 17Jun 29, 17[G06Q]
2017/0186,145 METHOD FOR DETERMINING REUSABILITY, APPARATUS FOR DISPLAYING BOUNDARY SAMPLE, AND METHOD FOR DISPLAYING BOUNDARY SAMPLEMar 15, 17Jun 29, 17[G06T]
2017/0186,205 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND PROGRAMMar 15, 17Jun 29, 17[G09B, G06T]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9219364 Public power supply systemMar 14, 11Dec 22, 15[H02J, G06Q, G06F, G07F]
9206818 Axial flow compressorMar 15, 11Dec 08, 15[F04D]
9188135 Axial flow compressorMar 15, 11Nov 17, 15[F04D]
8997665 Slag-melting burner apparatusOct 05, 09Apr 07, 15[F23J, F27D, F23B, F23D]
8731131 Method of reducing corrosion of nuclear reactor structural materialSep 14, 12May 20, 14[G21C]
8731132 Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plantJan 31, 12May 20, 14[G21C]
8681925 Nuclear power plant, method of forming corrosion-resistant coating therefor, and method of operating nuclear power plantJan 31, 12Mar 25, 14[G21C]
8637784 Method for improving residual stress in tubular bodyJan 11, 08Jan 28, 14[B23K]
8621882 Compressor and refrigerating machineJul 23, 09Jan 07, 14[F28D]
8333086 Condenser and cooling deviceNov 20, 08Dec 18, 12[F28D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7655900 Intensity modulation type optical sensor and optical current/voltage sensorExpiredMar 01, 06Feb 02, 10[G01R]
7555890 Fast start-up combined cycle power plantExpiredMay 18, 05Jul 07, 09[F02C, F02G]

Top Inventors for This Owner

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