TGK CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 2345
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT2129
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING2053
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 1349
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 4103
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 381
 
  
 
B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES241
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION257
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
1509 MACHINE TOOLS, ABRADING AND FOUNDING MACHINERY227

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0356,430 CONTROL VALVE FOR VARIABLE DISPLACEMENT COMPRESSORJun 13, 17Dec 14, 17[F16K, F04B, F25B, F04C]
2017/0067,755 Motor Actuator, Method of Processing Motor Actuator, and Method of Inspecting Motor ActuatorAug 25, 16Mar 09, 17[H01R, G01D]
2016/0186,733 CONTROL VALVE FOR VARIABLE DISPLACEMENT COMPRESSORDec 14, 15Jun 30, 16[F16K, F04B]
2016/0126,680 TERMINAL UNIT, MOTOR ACTUATOR AND TERMINAL HOLDEROct 22, 15May 05, 16[H02K, H01R]
2015/0160,664 EXPANSION VALVEDec 02, 14Jun 11, 15[G05D, F25B]
2015/0004,010 Control Valve For A Variable Displacement CompressorJun 18, 14Jan 01, 15[F04B]
2014/0261,765 Expansion Valve and Vibration-Proof SpringMar 10, 14Sep 18, 14[F25B, F16F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9909793 Expansion valve and vibration-proof springMar 10, 14Mar 06, 18[F25B, F16F]
9903362 Control valve for a variable displacement compressorJul 03, 14Feb 27, 18[F04B, F25B]
9885506 Expansion valveNov 18, 15Feb 06, 18[F16K, F25B]
9863411 Control valve for a variable displacement compressorJun 18, 14Jan 09, 18[F04B]
9803770 Motor operated valveNov 11, 15Oct 31, 17[F16K, H02K, F25B]
D800256 Expansion valveSep 28, 16Oct 17, 17[2301]
D799640 Expansion valveSep 29, 16Oct 10, 17[2301]
9777954 Expansion valve with vibration proof springMay 31, 16Oct 03, 17[F16K, F25B]
D799009 Expansion valveSep 29, 16Oct 03, 17[2301]
9766001 Control valveAug 28, 15Sep 19, 17[F16K, F25B, G05D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0209,286 PRESSURE SENSOR MODULE AND METHOD FOR MANUFACTURING THE SAMEAbandonedJan 04, 16Jul 21, 16[G01L]
2015/0233,487 ELECTROMAGNETIC VALVEAbandonedFeb 10, 15Aug 20, 15[F16K]
2015/0096,630 ELECTROMAGNETIC VALVEAbandonedOct 03, 14Apr 09, 15[F16K, F25B]
2012/0234,931 EXPANSION VALVEAbandonedMar 05, 12Sep 20, 12[F25B]
2008/0307,812 CONTROL VALVE FOR COMPRESSORAbandonedAug 15, 08Dec 18, 08[F25B]
7437881 Control valve for variable displacement compressorExpiredJan 04, 06Oct 21, 08[F25B]
2008/0202,157 INTERNAL HEAT EXCHANGER FOR AUTOMOTIVE AIR CONDITIONERAbandonedFeb 25, 08Aug 28, 08[F25B]
2008/0185,545 MOUNTING STRUCTURE FOR CONTROL VALVEAbandonedJul 06, 07Aug 07, 08[F16K]
2008/0141,691 AUTOMOTIVE AIR CONDITIONERAbandonedDec 13, 07Jun 19, 08[F25B]
7386987 Refrigerant relief deviceExpiredMar 18, 05Jun 17, 08[F25B]
7387501 Control valve for variable displacement compressorExpiredMar 11, 05Jun 17, 08[F04B]
2008/0053,125 EXPANSION DEVICEAbandonedAug 24, 07Mar 06, 08[F25B]
2008/0006,331 Differential pressure valveAbandonedJun 14, 07Jan 10, 08[F16K]
7316118 Expansion valveExpiredJul 14, 04Jan 08, 08[F25B]
2007/0283,717 Expansion valveAbandonedJun 06, 07Dec 13, 07[F25B]
2007/0266,731 Mounting structure of expansion valveAbandonedMay 15, 07Nov 22, 07[F25B]
2007/0264,134 Control valve for variable displacement compressorAbandonedJul 13, 07Nov 15, 07[F04B]
2007/0209,387 Expansion valveAbandonedFeb 28, 07Sep 13, 07[F25B]
7263857 Constant flow rate expansion valueExpiredFeb 28, 06Sep 04, 07[F25B]
2007/0180,854 Expansion deviceAbandonedFeb 02, 07Aug 09, 07[F25B]

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Top Inventors for This Owner

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