QINGDAO D&D ELECTRO-MECHANICAL TECHNOLOGIES CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 136
 
  
 
B27B SAWS; COMPONENTS OR ACCESSORIES THEREFOR 124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7895929 Blade driving mechanism for a table sawFeb 21, 06Mar 01, 11[B26D, B27B]
D523717 SharpenerSep 16, 04Jun 27, 06[]
7033247 Electric sharpenerSep 07, 04Apr 25, 06[B24B]
D465501 Bench drillOct 10, 01Nov 12, 02[1509]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0103,176 Sawing direction positioning system for a woodworking bandsawAbandonedSep 27, 04May 19, 05[B26D]
2005/0099,801 Sawing direction positioning system for a jigsawAbandonedSep 27, 04May 12, 05[B26D]
2005/0094,386 Sawing direction positioning system for a bench sawAbandonedSep 27, 04May 05, 05[B25B]

Top Inventors for This Owner

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