POWERTECH INDUSTRIAL CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 5481
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2298
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER863
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 688
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 671
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 4155
 
  
 
H01C RESISTORS424
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 299
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0085,043 POWER EXTENSION WIREDec 02, 16Mar 23, 17[H01R]
2015/0171,622 INTEGRATED SURGE-ABSORBING DEVICEMay 12, 14Jun 18, 15[H02H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9885679 Detecting device and detecting method for detecting a usage state of a socketJun 17, 16Feb 06, 18[G01N, G01R]
9787124 Charging deviceOct 08, 15Oct 10, 17[H02J]
9761356 Varistor deviceOct 05, 15Sep 12, 17[H01C]
9721735 Multi-function chargerJan 04, 16Aug 01, 17[H01R, H01H]
9722378 Conductive device and electrical socket for providing electric powerFeb 29, 16Aug 01, 17[H01R]
9705308 Power strip, power plug, and power outletJul 14, 14Jul 11, 17[H01R, H02H]
9559470 Power extension wireOct 07, 15Jan 31, 17[H02J, H01R]
9548574 Power socket with photo-interrupterOct 05, 15Jan 17, 17[H04N, H01R]
9525248 Power stripJul 21, 14Dec 20, 16[H02J, H01R]
9425566 Power strip and cord thereofJul 07, 14Aug 23, 16[H01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0303,821 WALL SOCKETAbandonedJul 21, 14Oct 22, 15[H02M, H01R]
2015/0255,190 WIRE STRUCTURE AND METHOD FOR DESIGNING THE SAMEAbandonedMay 22, 15Sep 10, 15[H01B, G06F]
2015/0003,622 HEADPHONE CABLE AND PLUG THEREOFAbandonedNov 08, 13Jan 01, 15[H04R]
2014/0133,670 HEADPHONE DEVICEAbandonedMar 18, 13May 15, 14[H04R]
2014/0097,934 CONTROL SYSTEM AND METHOD FOR AUTOMATICALLY TURNING ON/OFF DEVICEAbandonedMar 14, 13Apr 10, 14[G08C]
2014/0092,035 SYSTEM AND METHOD FOR CONTROLLING DEVICE SWITCHING ON/OFF, AND MOBILE COMMUNICATION DEVICE THEREFORAbandonedMar 14, 13Apr 03, 14[G06F]
8648494 Uninterruptible power supply and method of energy saving thereofExpiredMay 13, 09Feb 11, 14[H02J]
8581708 Remotely controllable receptacle system and managing method for operating the sameExpiredMar 22, 13Nov 12, 13[G08B, G05B]
2013/0140,894 DYNAMIC ENERGY-SAVING SOCKETAbandonedApr 16, 12Jun 06, 13[H02J]
8427283 Remotely controllable receptacle system and managing method for operating the sameExpiredJul 01, 10Apr 23, 13[G08B, G05B]
8366462 Retractable power plugExpiredMay 10, 12Feb 05, 13[H01R]
8340163 Implementing single line asynchronous dual watchdog communication for ESD immunityExpiredMay 14, 09Dec 25, 12[H04B]
8297217 Control boxExpiredOct 28, 09Oct 30, 12[G01D]
2012/0255,844 SWITCH MODULEAbandonedSep 25, 11Oct 11, 12[H01H]
8212394 Remote controllable power outlet apparatus with grouping capability and remote control grouping method thereofExpiredApr 03, 09Jul 03, 12[H02J]
8197267 Retractable power plugExpiredOct 04, 10Jun 12, 12[H01R]
8200198 Power outlet apparatus with message leaving capability and message leaving method thereofExpiredJul 21, 09Jun 12, 12[H04M, H04L]
2012/0086,632 ELECTRIC POWER INFORMATION USER INTERFACE, DISPLAY METHOD AND APPARATUS THEREOFAbandonedNov 18, 10Apr 12, 12[G09G]
2012/0013,442 POWER CORDAbandonedSep 24, 10Jan 19, 12[G08B, H05K]
8031488 Circuit protection element and a circuit board with the circuit protection elementExpiredSep 11, 07Oct 04, 11[H02B, H01H]

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