DANFOSS A/S

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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 8616
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING3836
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 2529
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 2042
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT2030
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 1767
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 1414
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 1431
 
  
 
1004 OTHER MEASURING INSTRUMENTS, APPARATUS AND DEVICES927
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS866

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0045,443 REFRIGERANT VALVE ARRANGEMENTDec 08, 15Feb 15, 18[F16K, F25B]
2018/0003,580 PRESSURE SENSOR AND METHOD FOR MANUFACTURING A PRESSURE SENSORJun 20, 17Jan 04, 18[G01L]
2017/0328,604 A METHOD FOR OPERATING A VAPOUR COMPRESSION SYSTEM WITH A RECEIVEROct 07, 15Nov 16, 17[F25B]
2017/0328,617 A METHOD FOR CONTROLLING A SUPPLY OF REFRIGERANT TO AN EVAPORATOR INCLUDING CALCULATING A REFERENCE TEMPERATUREOct 08, 15Nov 16, 17[F25B]
2017/0191,703 A PULSATION DAMPER FOR A VAPOUR COMPRESSION SYSTEMMay 27, 15Jul 06, 17[F25B]
2017/0167,633 SOLENOID VALVEMay 28, 15Jun 15, 17[F16K]
2017/0131,006 REFRIGERANT COOLING FOR VARIABLE SPEED DRIVEJul 03, 14May 11, 17[F25B]
2016/0377,066 WATER-HYDRAULIC MACHINEJun 16, 16Dec 29, 16[B29C, F04B]
2016/0377,079 HYDRAULIC MACHINEJun 21, 16Dec 29, 16[F04B, F04C, F16J]
2016/0327,322 A METHOD FOR CONTROLLING A SUPPLY OF REFRIGERANT TO AN EVAPORATOR BASED ON TEMPERATURE MEASUREMENTSDec 16, 14Nov 10, 16[F25B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920974 Method for controlling defrost operation of a refrigeration systemJul 13, 12Mar 20, 18[F25D]
D813351 ValveJul 07, 16Mar 20, 18[2301]
9915248 Hydraulic piston machine, in particular water hydraulic machineDec 02, 10Mar 13, 18[F04B, F01B]
9909420 Axial piston machineFeb 08, 16Mar 06, 18[F04B, F01B]
9909944 Thin film sensorMay 08, 14Mar 06, 18[G01L]
D812190 ValveJul 07, 16Mar 06, 18[2301]
D812191 ValveJul 07, 16Mar 06, 18[2301]
9885509 Method for controlling gas pressure in cooling plantOct 05, 12Feb 06, 18[F25B]
9885521 Method for manufacturing refrigerant guide tube of heat exchanger, refrigerant guide tube manufactured using the method and heat exchanger with the refrigerant guide tubeApr 19, 11Feb 06, 18[B23P, F28D, F28F, B21C]
9879892 Method for configuring a refrigeration systemFeb 16, 13Jan 30, 18[G05B, F25B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0069,599 METHOD FOR CONTROLLING A VAPOUR COMPRESSION SYSTEM CONNECTED TO A SMART GRIDAbandonedApr 11, 14Mar 10, 16[F25B]
2016/0018,142 EXPANSION VALVE WITH VARIABLE OPENING DEGREEAbandonedSep 30, 15Jan 21, 16[F16K, F25B]
2015/0377,378 A MAGNETIC VALVE WITH AN ARMATURE ARRANGED INSIDE A PISTONAbandonedJan 03, 14Dec 31, 15[F16K]
2015/0309,083 A SENSOR COMPRISING A SUBSTRATEAbandonedNov 28, 13Oct 29, 15[G01L, G01R]
2015/0050,163 HYDRAULIC MACHINE, IN PARTICULAR HYDRAULIC PRESSURE EXCHANGERAbandonedAug 04, 14Feb 19, 15[F04B]
2015/0050,177 HYDRAULIC MACHINE, IN PARTICULAR HYDRAULIC PRESSURE EXCHANGERAbandonedAug 04, 14Feb 19, 15[F01C]
2014/0096,552 EXPANSION VALVE FOR A VAPOUR COMPRESSION SYSTEM WITH REVERSIBLE FLUID FLOWAbandonedMar 08, 12Apr 10, 14[G05D, F25B]
2014/0076,522 COOLING SYSTEM FOR A POWER MODULEAbandonedApr 02, 12Mar 20, 14[F25B]
8662406 Control of a system with a large thermal capacityWithdrawnFeb 08, 07Mar 04, 14[F24D]
8658913 Control box arrangement with a mounting elementExpiredJun 18, 09Feb 25, 14[H05K]
8656986 Fin, heat exchanger and heat exchanger assemblyExpiredApr 13, 10Feb 25, 14[F28D, F28F]
2013/0306,887 VALVE ARRANGEMENTAbandonedApr 23, 13Nov 21, 13[F16K]
8575497 Control cabinet arrangementExpiredSep 29, 09Nov 05, 13[H02G]
8549875 Modular valveExpiredJun 17, 08Oct 08, 13[F25B]
8434734 Electromagnetic actuator and valveExpiredFeb 26, 09May 07, 13[F16K]
2013/0100,610 AIR DUCT ARRANGEMENT FOR COOLING A GROUP OF AT LEAST TWO HEAT PRODUCING MODULESAbandonedOct 19, 11Apr 25, 13[H05K]
2013/0052,085 MICROFLUIDIC SYSTEM COMPRISING A LIGHT EMITTING DEVICEAbandonedJan 12, 11Feb 28, 13[G01N]
8342824 Piston compressor, particularly refrigerant compressorExpiredAug 06, 09Jan 01, 13[F04B]
2012/0216,404 MANUFACTURING METHOD OF A VALVEAbandonedJul 14, 10Aug 30, 12[B21K]
8250732 Method for fabricating an actuatorExpiredFeb 14, 11Aug 28, 12[G01R]

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