Kai Hsiang Traffic Appliance Co. Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A62B DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING 136
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD 122
 
  
 
E21B EARTH OR ROCK DRILLING 195
 
  
 
E21D SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS 115

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8550434 Cylinder jack standJan 17, 12Oct 08, 13[E21D, B23P, B66F, A62B, E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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