COORSTEK KK

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 18344
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 959
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 4163
 
  
 
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 497
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 4107
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 318
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR392
 
  
 
C30B SINGLE-CRYSTAL GROWTH 353
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL367
 
  
 
B01D SEPARATION 2132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0019,144 VERTICAL WAFER BOATJul 10, 17Jan 18, 18[C23C, H01L]
2017/0342,377 CELL CULTURE CARRIER AND CELL CULTURE MODULEMay 26, 17Nov 30, 17[C12N, C12M]
2016/0376,201 FIBER MATERIAL FOR REINFORCEMENT, PRODUCTION METHOD THEREOF, AND FIBER-REINFORCED CERAMIC COMPOSITE MATERIALJun 09, 16Dec 29, 16[B05D, C04B]
2016/0379,859 WAFER BOAT AND MANUFACTURING METHOD OF THE SAMEJun 15, 16Dec 29, 16[C23C, B24C, H01L]
2016/0233,117 VERTICAL WAFER BOATFeb 10, 16Aug 11, 16[H01L]
2015/0247,618 WAVELENGTH COVERTING MEMBERMar 02, 15Sep 03, 15[F21V, F21K]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9868270 Wavelength converting memberMar 02, 15Jan 16, 18[C09K, H01L, C04B, B32B]
9784403 Heat insulatorJun 30, 15Oct 10, 17[F16L, C04B]
9748344 Nitride semiconductor substrate having recesses at interface between base substrate and initial nitrideJul 06, 16Aug 29, 17[H01L]
9536955 Nitride semiconductor substrateApr 22, 14Jan 03, 17[H01L]
9530846 Nitride semiconductor substrateMar 29, 16Dec 27, 16[H01L]
9428728 Carrier for undifferentiated cell culture and subculture method thereofNov 19, 07Aug 30, 16[C12N]
9139448 Heat-insulating materialAug 21, 13Sep 22, 15[C04B, C01F]
9117743 Nitride semiconductor substrateMay 07, 14Aug 25, 15[H01L]
9096826 Culture substrate and culture method for undifferentiated cell and undifferentiated cultured cellNov 17, 06Aug 04, 15[C12N, C12M]
9086321 Method of analyzing nitride semiconductor layer and method of manufacturing nitride semiconductor substrate using the analysis methodAug 26, 13Jul 21, 15[G01J, G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0224,479 CARBON-FIBER-REINFORCED SILICON-CARBIDE-BASED COMPOSITE MATERIAL AND BRAKING MATERIALAbandonedFeb 21, 13Aug 29, 13[C04B]
2013/0084,450 CORROSION RESISTANT MEMBER AND METHOD FOR MANUFACTURING THE SAMEAbandonedSep 07, 12Apr 04, 13[C23C, B32B]
6936490 Semiconductor wafer and its manufacturing methodExpiredSep 05, 02Aug 30, 05[H01L]
6885814 Carbon wire heating object sealing heater and fluid heating apparatus using the same heaterExpiredMar 25, 03Apr 26, 05[H05B]

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