TABUCHI ELECTRIC CO., LTD.

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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 8112
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 696
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 579
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 3156
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 3130
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 275
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 269
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
1302 POWER TRANSFORMERS, RECTIFIERS, BATTERIES AND ACCUMULATORS233
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0187,190 DISTRIBUTED POWER SUPPLY SYSTEM, POWER CONVERTER DEVICE, AND METHOD OF CONTROLLING POWER FACTORSep 12, 16Jun 29, 17[H02J, H02M]
2017/0141,487 METHOD FOR JOINING TERMINAL AND ELECTRIC WIRE AND ELECTRIC WIRE CONNECTION TERMINALJan 30, 17May 18, 17[H01R]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9906070 Distributed power source system with storage batteryNov 19, 15Feb 27, 18[H02J]
9899748 Terminal connection structure and method for producing sameJan 30, 17Feb 20, 18[H01R]
D806028 Power converterJul 11, 16Dec 26, 17[1302]
D805031 Power converterAug 31, 15Dec 12, 17[1302]
8248199 Terminal member and coil assembly using the sameApr 30, 09Aug 21, 12[H01R, H01F]
8169289 ReactorFeb 22, 08May 01, 12[H01F]
8030856 Discharge lamp lighting deviceNov 05, 07Oct 04, 11[H05B]
7304869 Inverter power source control for high frequency heaterMay 25, 04Dec 04, 07[H02H]
7230219 Inverter power source control for high frequency heaterMay 25, 04Jun 12, 07[H05B]
7177148 Outdoor-installed power conditioner deviceJun 19, 03Feb 13, 07[H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0077,534 Light-emitting diode and method of manufacturing the light-emitting diodeAbandonedOct 09, 03Apr 14, 05[H01L]
5204653 Electromagnetic induction device with magnetic particles between core segmentsExpiredJan 22, 91Apr 20, 93[H01F]

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