BEIJINGWEST INDUSTRIES CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION3427
 
  
 
B60G VEHICLE SUSPENSION ARRANGEMENTS 1239
 
  
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 370
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 291
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 289
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
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
 
  
 
F16H GEARING199
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0349,020 DAMPER HOUSING AND A METHOD FOR MANUFACTURING THE DAMPER HOUSINGMay 02, 17Dec 07, 17[B60G]
2017/0159,743 HYDRAULIC SUSPENSION DAMPER WITH HYDRO-MECHANICAL STROKE STOPDec 02, 16Jun 08, 17[B60G, F16F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9909638 Hydraulic suspension damper with hydro-mechanical stroke stopDec 02, 16Mar 06, 18[B60G, F16F]
9889837 Brake booster assemblyMar 15, 16Feb 13, 18[B60T]
9873301 Hydraulic suspension damperJul 31, 13Jan 23, 18[B60G, F16F]
9835220 Shock absorber with hydraulic rebound systemMay 11, 16Dec 05, 17[F16F]
9719572 Hydraulic damperJul 12, 13Aug 01, 17[F16F]
9657803 Hydraulic damper with a hydraulic stop arrangementOct 10, 14May 23, 17[F16F, B21D]
9599184 Fluid damper assembly having a multi-functional bushingAug 18, 15Mar 21, 17[F16F]
9593735 Hydraulic suspension damper with a spring valve assemblyJul 04, 13Mar 14, 17[F16F]
9579945 Hydraulic suspension systemMar 27, 13Feb 28, 17[B60G]
9546707 Hydraulic suspension damper with a position dependent damping assemblyDec 03, 12Jan 17, 17[F16F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8327984 Magnetorheological (MR) piston assembly with primary and secondary channels to improve MR damper forceExpiredOct 30, 09Dec 11, 12[F16F]

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