Precision Diamond Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 299
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6981465 Chemical vapor deposition process and apparatus thereofFeb 26, 02Jan 03, 06[C23C]
6365230 Method of manufacturing a diamond film coated cutting toolDec 10, 99Apr 02, 02[C23C, B05D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6428249 Method of manufacturing diamond cutting tools through instantaneous heating process and cooling process and such a diamond cutting toolExpiredSep 13, 00Aug 06, 02[B23B, B24D]

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