ALLWEILER 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 656
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 245
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS272
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 128
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2013/0156,545 DUAL-FLOW CENTRIFUGAL PUMPMay 09, 11Jun 20, 13[F04D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9797398 Operation control device for limiting the amount a positive displacement pump over or undershoots a target operating parameter value, pump system and method for operating suchJun 10, 16Oct 24, 17[F04B, F04C]
9404482 Operation control device for limiting the amount a positive displacement pump over-or undershoots a target operating parameter value, pump system and method for operating suchFeb 10, 11Aug 02, 16[F04B, F04C]
7674089 Device and method for guiding at least two flow mediaOct 06, 04Mar 09, 10[F16J]
6402462 Centrifugal pump with a floating ring sealJun 16, 00Jun 11, 02[F04D]
6255752 Mounting for a turbo-machine rotor and its useApr 17, 00Jul 03, 01[H02K, F04B]
6227829 Eccentric screw pumpApr 26, 99May 08, 01[F01C]
5350284 Peristaltic pumpMay 10, 93Sep 27, 94[F04B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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