WD Media (Singapore) Pte. Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 24114
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 384
 
  
 
C10M LUBRICATING COMPOSITIONS 247
 
  
 
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
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9349404 Perpendicular magnetic recording discMay 31, 11May 24, 16[G11B]
9245568 Magnetic disk and method of manufacturing the sameMar 27, 09Jan 26, 16[C10M, G11B]
9240204 Perpendicular magnetic recording discMay 20, 11Jan 19, 16[C23C, G11B]
9093100 Magnetic recording medium including tailored exchange coupling layer and manufacturing method of the sameMar 22, 13Jul 28, 15[G11B]
9064518 Perpendicular magnetic recording mediumSep 16, 09Jun 23, 15[G11B]
8999534 Lubricant for magnetic disk and magnetic diskJun 22, 10Apr 07, 15[C10M, G11B]
8999535 Perpendicular magnetic recording mediaMay 31, 11Apr 07, 15[G11B]
8951651 Perpendicular magnetic recording diskMay 31, 11Feb 10, 15[G11B]
8920872 Method of producing a magnetic recording discJun 22, 11Dec 30, 14[B05D, G11B]
8922936 Apparatus of single write magnetic discMar 24, 11Dec 30, 14[G11B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8665541 Evaluation method of perpendicular magnetic recording medium and manufacturing method of perpendicular magnetic recording mediumExpiredJun 22, 10Mar 04, 14[G11B]
2012/0196,049 MANUFACTURING METHOD OF MAGNETIC RECORDING MEDIUMAbandonedMay 28, 10Aug 02, 12[C23C, G11B]
2012/0175,243 Method of producing a perpendicular magnetic recording mediumAbandonedJun 22, 11Jul 12, 12[C23C]
2012/0156,523 Perpendicular Magnetic Recording Medium And Method Of Manufacturing SameAbandonedJun 03, 11Jun 21, 12[C23C, G11B]

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