YUNG CHI INDUSTRY CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 128

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9694410 Pipe expanding deviceDec 12, 16Jul 04, 17[B21D]
9433988 Pipe benderMay 26, 15Sep 06, 16[B21D]
8573099 Portable pipe cutterApr 04, 11Nov 05, 13[B23D]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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