DEFOND COMPONENTS LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 3163
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING242
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2118
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 285
 
  
 
B23B TURNING; BORING 151
 
  
 
H01C RESISTORS127
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9756740 Electrical switch assemblyFeb 11, 15Sep 05, 17[H01H, H05K]
8907233 Electrical switchOct 28, 11Dec 09, 14[H01H]
8604376 Electrical switchFeb 10, 12Dec 10, 13[H01H]
7754989 Electrical switchDec 19, 07Jul 13, 10[H01H]
7723632 Electrical switchApr 30, 07May 25, 10[H01H]
7619391 Electrical appliance with battery protectionOct 20, 06Nov 17, 09[H02J]
7476821 Trigger mechanismJul 24, 07Jan 13, 09[H01H]
7468492 Electrical switchSep 04, 07Dec 23, 08[H01H]
7210542 Power tool safety deviceSep 23, 04May 01, 07[B23B]
7186940 Electrical switchNov 01, 05Mar 06, 07[H01H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0152,292 LIQUID-OPERATED ACTUATOR ASSEMBLYAbandonedDec 19, 11Jun 20, 13[F15B, E03D]
2009/0167,506 METHOD OF CONTROLLING NETWORKED KITCHEN APPLIANCESAbandonedJan 02, 08Jul 02, 09[G08B]
2009/0160,639 KEYLESS ALERT SYSTEM AND METHOD FOR AUTOMOBILESAbandonedDec 21, 07Jun 25, 09[G08B]
2007/0248,475 Fluid pumpAbandonedFeb 10, 06Oct 25, 07[F04B]
2005/0254,187 Arc fault circuit interrupterAbandonedMay 11, 04Nov 17, 05[H02H]
2003/0132,725 Controller for motor driven deviceAbandonedJan 16, 02Jul 17, 03[H02P]

Top Inventors for This Owner

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