CHINA PNEUMATIC CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23B TURNING; BORING 151
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING143
 
  
 
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
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9026379 Apparatus capable of controlling, tracking and measuring tightening torque and locking force, and method for controlling, tracking, measuring and calibrating thereofJan 20, 12May 05, 15[G01L]
7743791 Air control module unit for portable pneumatic toolApr 25, 07Jun 29, 10[F16K]
6149356 Portable pneumatic tool assembled with module unitsApr 15, 99Nov 21, 00[B23B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0041,162 PROGRAMMABLE TORQUE CONTROL METHOD FOR SENSING LOCKING ELEMENTAbandonedAug 06, 13Feb 12, 15[B25B, G05D]
2014/0096,985 METHOD AND MECHANISM FOR THE INDIRECT COUPLING TORQUE CONTROLAbandonedMar 05, 13Apr 10, 14[B25B]
2012/0253,703 TORQUE DISPLAY SYSTEM AND METHOD THEREOFAbandonedFeb 10, 12Oct 04, 12[G01L, G06F]
2010/0295,696 Digital Display Apparatus for Fastener Pulling ToolAbandonedMay 20, 10Nov 25, 10[G08B]

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