ZF LENKSYSTEME GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B62D MOTOR VEHICLES; TRAILERS 289
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 122
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 144

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6826945 Method for producing a rackDec 23, 99Dec 07, 04[B21K]
6267133 Method for mounting a steering valve with a centring unitMar 09, 00Jul 31, 01[F15B]
6230839 Power steering with hydraulic power assistanceOct 25, 99May 15, 01[B62D]
6033190 Flat faced bearing housing engaging flat faced pump rotor housingDec 30, 97Mar 07, 00[F04B]
5839527 Multi-axle steering system for vehiclesOct 21, 96Nov 24, 98[B62D]
5795142 Hydraulically balanced vane cell pumpJan 13, 97Aug 18, 98[F04C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0239,254 METHOD FOR OPERATING A POWER STEERINGAbandonedMay 02, 12Sep 20, 12[B62D]
2012/0186,378 Device for pressing a transfer elementAbandonedJan 31, 12Jul 26, 12[F16H]
2012/0091,865 Power unit for an electrical steering systemAbandonedJun 30, 11Apr 19, 12[H02K, B23P]
2010/0332,081 Method for activating a superimposed steering systemAbandonedMay 04, 10Dec 30, 10[B62D]
2010/0319,475 HELICAL BEVEL GEAR HAVING AXIAL ELASTIC SHAFT MOUNTING AND ELECTRICAL AUXILIARY CONTROL EQUIPPED THEREWITHAbandonedMar 03, 09Dec 23, 10[F16H]
2010/0193,280 Pressure force deviceAbandonedJan 25, 10Aug 05, 10[B62D, F16J]
2010/0098,899 PROCESS FOR MANUFACTURING PLASTIC MOLDING AND MOLDING MANUFACTURED ACCORDING TO THAT PROCESSAbandonedJun 27, 06Apr 22, 10[B29C, B32B]
7682086 Roller bearingExpiredFeb 27, 07Mar 23, 10[F16C]
2008/0269,989 Power-assisted steering systemAbandonedApr 07, 08Oct 30, 08[B62D]
2008/0097,667 Method And Device For Determining A Steering Angle In A Motor VehicleAbandonedNov 02, 05Apr 24, 08[B62D]
2008/0066,992 Power steering with an elastically mounted recirculating ball spindle gearAbandonedSep 24, 07Mar 20, 08[B62D]
2008/0023,257 Steering systemAbandonedMay 10, 07Jan 31, 08[B62D]
2007/0256,883 Toothed belt GearingAbandonedNov 10, 05Nov 08, 07[B62D, F16H]
2007/0209,862 Steering system with hollow shaft electric motor and intermediate transmissionAbandonedFeb 26, 07Sep 13, 07[B62D]
2007/0204,711 Ball screw mechanism for an electromechanical steering system and nut for a ball screw mechanismAbandonedJan 18, 07Sep 06, 07[F16H]
2007/0145,703 Guidable axleAbandonedDec 18, 06Jun 28, 07[B60G]
7232006 Clutch for steer-by-wire steering systemExpiredMay 17, 06Jun 19, 07[B62D]
2006/0266,148 Steering shaftAbandonedFeb 23, 06Nov 30, 06[G05G]
2006/0069,739 Method and apparatus for encoding design description in reconfigurable multi-processor systemAbandonedDec 08, 03Mar 30, 06[G06F]
2006/0011,407 Power-assisted steering system of a motor vehicleAbandonedMay 19, 05Jan 19, 06[B62D]

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