HOKURIKU ELECTRIC POWER COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 215
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 272
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 120
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
F23B METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL 110
 
  
 
F23D BURNERS 131

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9509145 Distributed power supply systemFeb 03, 12Nov 29, 16[H02J, H02M]
9239164 Slag monitoring device for coal gasifier and coal gasifierSep 17, 10Jan 19, 16[F23J, C10J, F23N, F27D]
8997665 Slag-melting burner apparatusOct 05, 09Apr 07, 15[F23J, F27D, F23B, F23D]
8793293 Numerical analysis device and numerical analysis programNov 04, 11Jul 29, 14[G06F]
8637784 Method for improving residual stress in tubular bodyJan 11, 08Jan 28, 14[B23K]
7871586 Mercury removal system and methodJun 09, 06Jan 18, 11[B01D]
7780143 Gate valveNov 29, 07Aug 24, 10[F16K]
6770119 Mercury removal method and systemSep 04, 02Aug 03, 04[B01D]
5395820 Oxide superconductor and process for producing the sameDec 01, 92Mar 07, 95[H01L, H01B]
5389604 Process of producing oxide superconductorJun 17, 93Feb 14, 95[H01L, H01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0318,697 GROUND FLAREAbandonedDec 18, 09Dec 29, 11[F23G]
7514002 Method for removing phosphorus and method for reutilizing recovered phosphorusExpiredNov 09, 07Apr 07, 09[C02F]
2009/0063,597 Numerical analysis device and numerical analysis programAbandonedMar 22, 06Mar 05, 09[G06F]
2008/0307,704 Coal gasification plant and method for operating the sameAbandonedJun 12, 07Dec 18, 08[C10J]
5474976 Production of oxide superconductors having large magnetic levitation forceExpiredMar 29, 93Dec 12, 95[H01L]

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