KYUSHU ELECTRIC POWER CO., INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 4116
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152
 
  
 
B01D SEPARATION 1133
 
  
 
B23H WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL 120
 
  
 
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
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8917060 Secondary cell control systemJun 30, 09Dec 23, 14[H02J, H01M]
8742617 Battery apparatusNov 30, 09Jun 03, 14[H02J]
8729861 Power storage systemMar 31, 08May 20, 14[H02J]
8653792 Power storage system including a plurality of battery modules and on/off devices or voltage convertersOct 30, 08Feb 18, 14[H01M]
8637784 Method for improving residual stress in tubular bodyJan 11, 08Jan 28, 14[B23K]
8217624 Power storage systemMar 14, 08Jul 10, 12[H02J]
7952045 Material piece scooping deviceMar 14, 06May 31, 11[B23H]
7871586 Mercury removal system and methodJun 09, 06Jan 18, 11[B01D]
7394338 Superconducting coilJan 12, 06Jul 01, 08[H01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0006,025 THERMAL POWER PLANT USING LOW-GRADE COAL AS FUELAbandonedDec 10, 09Jan 12, 12[F01K, F26B]
2010/0288,754 ELECTRIC POWER SUPPLY APPARATUSAbandonedSep 21, 07Nov 18, 10[H05B]
2008/0307,704 Coal gasification plant and method for operating the sameAbandonedJun 12, 07Dec 18, 08[C10J]
2007/0290,605 Organic Electroluminescent Element and Manufacturing Method Thereof, and Phosphorus-Containing Organic Compound and Manufacturing Method ThereofAbandonedApr 20, 05Dec 20, 07[H01J, C07F]
7303825 Electroluminescence deviceExpiredJan 21, 03Dec 04, 07[H01L]
2007/0228,356 ORGANIC-INORGANIC COMPOSITE SEMICONDUCTOR MATERIAL, LIQUID MATERIAL, ORGANIC LIGHT EMITTING ELEMENT, METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING ELEMENT, LIGHT EMITTING DEVICE AND ELECTRONIC APPARATUSAbandonedMar 27, 07Oct 04, 07[H01L]
2007/0197,377 Reforming catalyst compositionAbandonedJan 19, 05Aug 23, 07[B01J]
2007/0108,895 Electroluminescent deviceAbandonedJun 23, 04May 17, 07[H05B]
2006/0263,287 Carbon monoxide reforming catalyst compositionAbandonedJul 29, 03Nov 23, 06[B01J]
5592647 PTC panel heater with small rush current characteristic and highly heat insulating region corresponding to heater location to prevent local overheatingExpiredApr 08, 93Jan 07, 97[H05B, H01C, F24D]
4883185 Suspension type transporter for a bolt drawing machine and positioning controller thereforExpiredNov 02, 87Nov 28, 89[B23K]
4393920 Manipulator for working in a heat exchangerExpiredFeb 17, 81Jul 19, 83[F28F]

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