ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING1360
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 365
 
  
 
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
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2006/0037,652 Reversing valve assembly with improved pilot valve mounting structureAug 23, 04Feb 23, 06[F16K]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9890869 Electronic expansion valveMay 29, 13Feb 13, 18[F16K]
9689504 Electronic expansion valve and connection assembly thereforFeb 21, 14Jun 27, 17[F16K, H01R, F25B]
9631850 Thermal expansion valve with one-way control functionNov 20, 12Apr 25, 17[F16K, F25B, G05D]
9587864 Thermal expansion valveApr 27, 12Mar 07, 17[F16K, F25B, G05D]
9506677 Electronic expansion valveJun 26, 12Nov 29, 16[F16K, F25B]
9435457 Flow regulating valveJun 26, 12Sep 06, 16[F16K, F25B]
9383027 Electronic expansion valveJun 26, 12Jul 05, 16[F16K, F25B]
9285038 Flow control valveJun 26, 12Mar 15, 16[F16K, F25B]
9109822 Expansion valveJun 20, 11Aug 18, 15[F16K, F25B]
7631661 Straight flow reversing valveAug 23, 04Dec 15, 09[F16K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0217,198 BI-FLOW FILTER DRIERAbandonedFeb 27, 12Aug 30, 12[B01D]
2012/0217,200 ONE-WAY FILTER DRIERAbandonedFeb 27, 12Aug 30, 12[B01D]
2011/0100,487 FLOW PATH SWITCH CONTROL DEVICEAbandonedJul 06, 10May 05, 11[F16K]

Top Inventors for This Owner

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