DANFOSS COMPRESSORS GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 755
 
  
 
1502 PUMPS AND COMPRESSORS611
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 423
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 4103
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER368
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 266
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 275
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8981610 Rotor for an electric drive motor of a refrigerant compressorMar 26, 09Mar 17, 15[H02K]
8678794 Refrigerant compressor arrangement having a telescopic tube in suction openingJan 16, 09Mar 25, 14[F04B]
8596187 Method of calibrating a connecting rod arrangement and connecting rod arrangementJan 21, 10Dec 03, 13[F16C, F01B, B21D]
8356549 Method of mounting a cylinder arrangement of a hermetically enclosed refrigerant compressor arrangement, and hermetically enclosed refrigerant compressor arrangementMay 15, 09Jan 22, 13[F04B, F25B]
8162624 Refrigerant compressorOct 29, 08Apr 24, 12[F04B]
8063597 Electric circuit providing protection from transientsSep 18, 07Nov 22, 11[H02H]
D637562 Motor controller for a compressorJun 08, 09May 10, 11[1303]
D637624 Protecting cap for a compressorJul 19, 05May 10, 11[1502]
7934913 Piston compressor, particularly a hermetic refrigerant compressorMar 24, 08May 03, 11[F04B]
7935888 Protective cover arrangement for an electrical unitAug 05, 08May 03, 11[H02G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8125118 Winding head isolation element and multiphase electric motorExpiredSep 12, 08Feb 28, 12[H02K]
8113797 Hermetically enclosed refrigerant compressor arrangementExpiredAug 05, 08Feb 14, 12[F04B]
8062005 Linear compressor with spring arrangement for vibration suppressionExpiredAug 09, 06Nov 22, 11[F04B]
2011/0189,010 METHOD OF MOUNTING A COMPRESSOR BLOCK ON A STATOR AND A COMPRESSOR ARRANGEMENTAbandonedJan 25, 11Aug 04, 11[B23P, F01D]
2011/0114,357 PROTECTIVE COVER ARRANGEMENT FOR AN ELECTRICAL UNITAbandonedJan 24, 11May 19, 11[H05K]
2010/0237,810 METHOD AND CONTROLLER FOR CONTROLLING AN IPM MOTORAbandonedFeb 18, 10Sep 23, 10[H02P]
2010/0231,155 CONTROLLER UNIT WITH INTEGRATED TEMPERATURE SENSORAbandonedNov 17, 09Sep 16, 10[H02H]
7777438 Motor start circuitExpiredJul 11, 07Aug 17, 10[H02P]
7777992 Motor start circuitExpiredNov 06, 07Aug 17, 10[H02H]
2010/0045,216 REDUCTION OF START-UP SEQUENCEAbandonedAug 20, 09Feb 25, 10[H02P]
2010/0034,679 REFRIGERANT COMPRESSOR, PISTON OF A REFRIGERANT COMPRESSOR AND PISTON ARRANGEMENTAbandonedAug 06, 09Feb 11, 10[F04B]
2010/0018,245 HERMETICALLY ENCLOSED REFRIGERANT COMPRESSORAbandonedJul 14, 09Jan 28, 10[F25B]
7630180 Motor starter circuitExpiredApr 26, 07Dec 08, 09[H02H]
7619343 Rotor for an electrical motorExpiredDec 19, 05Nov 17, 09[H02K]
7612481 Rotor with a cover plate for securing a magnet in the rotorExpiredDec 19, 05Nov 03, 09[H02K]
2009/0257,892 SUCTION MUFFLER FOR A HERMETICALLY ENCLOSED REFRIGERANT COMPRESSORAbandonedMar 10, 09Oct 15, 09[F04B]
2009/0110,585 REFRIGERANT COMPRESSOR ARRANGEMENTAbandonedOct 10, 08Apr 30, 09[F04C]
2009/0091,200 ROTOR WITH A THERMAL BARRIER AND A MOTOR WITH SUCH A ROTORAbandonedMar 02, 07Apr 09, 09[H02K]
2009/0093,909 CONTROL SYSTEM AND A METHOD FOR CONTROLLING A REFRIGERATION SYSTEM COMPRISING TWO OR MORE COMPRESSORSAbandonedAug 30, 06Apr 09, 09[G05B, F25B]
7514892 Method and a control system for starting a motor for driving a compressorExpiredSep 27, 06Apr 07, 09[H02P]

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