Panasonic Refrigeration Devices Singapore Pte Ltd

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 132
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION158

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8651831 System for reducing compressor noise and suspension spring and snubber arrangement thereforJun 09, 05Feb 18, 14[F16F]
5992170 Cylinder head-suction muffler assembly for hermetic compressorJul 29, 98Nov 30, 99[F04B]
5842420 Crankshaft lubrication systemSep 07, 93Dec 01, 98[F01M]
5641949 Method and apparatus for coupling a cylinder head--suction muffler assembly in a compressorApr 20, 94Jun 24, 97[F02M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0051,232 Piezo-electric compressor with displacement amplifierAbandonedJul 24, 03Mar 09, 06[F04C]

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