MITSUBISHI KAGAKU MEDIA CO., 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 7672
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM23134
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 538
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 5442
 
  
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 346
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 2196
 
  
 
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 1100
 
  
 
D01F CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS 134
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9196288 Process and apparatus for producing optical recording mediumSep 21, 07Nov 24, 15[B29C, G11B]
RE45001 Optical recording method and optical recording mediumJul 08, 11Jul 08, 14[G11B]
8578063 Self-labeling digital storage unitNov 23, 04Nov 05, 13[G06F]
8535775 Optical recording mediumDec 20, 11Sep 17, 13[G11B]
8331213 Information recording medium, information reproducing device and method, and apparatus and method for manufacturing information recording mediumJul 13, 06Dec 11, 12[G11B]
8309196 Optical recording medium, optical recording material and metal complex compoundAug 25, 11Nov 13, 12[G11B, B32B]
8221865 Optical recording mediumAug 20, 08Jul 17, 12[B32B]
8158234 Optical recording mediumJan 17, 07Apr 17, 12[G11B, B32B]
8133565 Recording mediumJun 15, 07Mar 13, 12[B32B]
8114496 Optical recording mediumJan 11, 07Feb 14, 12[B32B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0069,595 AZO METAL CHELATE DYE AND OPTICAL RECORDING MEDIUMAbandonedMay 20, 09Mar 24, 11[C09B, G11B]
2010/0239,792 THERMAL PRINTING LAYER AND OPTICAL RECORDING MEDIUM USING THE THERMAL PRINTING LAYERAbandonedApr 12, 07Sep 23, 10[B41M]
2010/0173,114 OPTICAL RECORDING MEDIUM AND AZACYANINE DYEAbandonedDec 27, 06Jul 08, 10[B32B]
2010/0119,764 CYANINE DYE AND OPTICAL RECORDING MEDIUMAbandonedFeb 13, 08May 13, 10[C07D, C09B, B32B]
2010/0098,887 OPTICAL RECORDING MEDIUM AND INK COMPOSITIONAbandonedAug 02, 06Apr 22, 10[B41M, C08J, B32B]
2010/0098,898 AZO METAL CHELATE DYE AND OPTICAL RECORDING MEDIUMAbandonedSep 21, 07Apr 22, 10[C09B, G11B]
2010/0035,013 OPTICAL RECORDING MEDIUMAbandonedSep 05, 07Feb 11, 10[G11B]
2010/0015,382 AZO METAL CHELATE DYE AND OPTICAL RECORDING MEDIUMAbandonedSep 27, 07Jan 21, 10[C09B, B32B]
2009/0291,246 OPTICAL RECORDING MEDIUM, AZO-TYPE IRON CHELATE COLORING MATTER, AND AZO-TYPE METAL CHELATE COLORING MATTER ADDITIVEAbandonedAug 10, 06Nov 26, 09[C09B, B32B]
7606126 Information recording method and information recording mediumExpiredSep 16, 04Oct 20, 09[G11B]
2009/0252,013 HYDRAZIDE CHELATE COMPLEX COMPOUND, OPTICAL RECORDING MEDIUM USING THE COMPOUND AND RECORDING METHOD THEREOFAbandonedAug 01, 07Oct 08, 09[C07F, G11B, B32B]
2009/0209,421 THERMAL PRINTING LAYER AND OPTICAL RECORDING MEDIUMAbandonedApr 12, 07Aug 20, 09[B41M]
2009/0145,549 PROCESS FOR PRODUCING OPTICAL RECORDING MEDIUM AND APPARATUS THEREFORAbandonedJul 12, 06Jun 11, 09[B05D, B32B]
2009/0135,688 METHOD AND DEVICE FOR PRINTING ON OPTICAL RECORDING MEDIUM AND OPTICAL RECORDING MEDIUMAbandonedOct 24, 06May 28, 09[G11B]
2009/0129,220 INFORMATION RECORDING MEDIUM, INFORMATION REPRODUCING APPARATUS AND METHOD, AND APPARATUS FOR AND METHOD OF MANUFACTURING THE INFORMATION RECORDINGAbandonedJul 13, 06May 21, 09[G02B, G11B]
2009/0053,455 OPTICAL RECORDING MEDIUM, METAL COMPLEX COMPOUND AND ORGANIC DYE COMPOUNDAbandonedMar 29, 06Feb 26, 09[C07F, G11B]
2009/0022,028 OPTICAL RECORDING MEDIUMAbandonedSep 18, 08Jan 22, 09[G11B]
2007/0297,315 Optical Recording MediumAbandonedApr 21, 05Dec 27, 07[G11B]
2007/0231,527 Optical Recording Medium and Method for Producing SameAbandonedNov 09, 05Oct 04, 07[G11B]
2007/0184,386 Optical recording material and optical recording mediumAbandonedFeb 25, 05Aug 09, 07[G11B]

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