SUMCO TECHXIV CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C30B SINGLE-CRYSTAL GROWTH 5413
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 24338
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 759
 
  
 
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
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
B28D WORKING STONE OR STONE-LIKE MATERIALS 220
 
  
 
B44C PRODUCING DECORATIVE EFFECTS 232
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 234
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 144

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9876078 Method for slicing semiconductor single crystal ingotMar 14, 14Jan 23, 18[B28D, H01L, B23D]
9758871 Method and apparatus for manufacturing epitaxial silicon waferDec 07, 09Sep 12, 17[C23C, H01L, C30B]
9758899 Manufacturing method of silicon single crystal having low-resistivity electrical characteristicsDec 22, 14Sep 12, 17[C30B]
9755022 Epitaxial silicon wafer having reduced stacking faultsSep 10, 15Sep 05, 17[H01L, C30B]
9425264 Method for growing an epitaxial film on a phosphorous-doped silicon waferJun 24, 13Aug 23, 16[H01L, C30B]
9305850 Etching method and etching apparatus of semiconductor waferAug 15, 12Apr 05, 16[H01L]
9293318 Semiconductor wafer manufacturing methodJun 12, 13Mar 22, 16[B24B, H01L]
9212431 Silicon single crystal pulling device and graphite member used thereinSep 28, 07Dec 15, 15[C30B]
9181631 Silicon crystalline material and method for manufacturing the sameJan 23, 08Nov 10, 15[C30B]
9080251 Single crystal silicon pulling device, method for preventing contamination of silicon melt, and device for preventing contamination of silicon meltMay 17, 12Jul 14, 15[C30B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0017,948 SILICON SINGLE CRYSTAL PULLING APPARATUS AND MANUFACTURING METHOD OF SILICON SINGLE CRYSTALAbandonedMar 05, 09Jan 27, 11[C09K, C30B]
2010/0272,892 FILM FORMATION REACTIVE APPARATUS AND METHOD FOR PRODUCING FILM-FORMED SUBSTRATEAbandonedApr 01, 10Oct 28, 10[C23C]
2010/0212,588 SEMICONDUCTOR SINGLE CRYSTAL PRODUCTION APPARATUSAbandonedJul 02, 08Aug 26, 10[H01L]
2010/0207,385 CLAMPAbandonedJun 25, 08Aug 19, 10[F16L]
7654883 Polishing apparatus, polishing head and polishing methodExpiredFeb 13, 09Feb 02, 10[B24B]
2010/0009,548 METHOD FOR HEAT-TREATING SILICON WAFERAbandonedAug 21, 07Jan 14, 10[H01L]
2009/0311,460 SEMICONDUCTOR WAFERAbandonedJun 05, 09Dec 17, 09[B32B]
2009/0311,862 Method for manufacturing a semiconductor waferAbandonedJun 15, 09Dec 17, 09[H01L]
2009/0297,302 WAFER CONVEYANCE METHOD AND WAFER CONVEYANCE DEVICEAbandonedMay 19, 09Dec 03, 09[H01L]
2009/0297,755 SEMICONDUCTOR WAFERAbandonedMay 26, 09Dec 03, 09[B32B]
2009/0145,350 METHOD OF INJECTING DOPANT GASAbandonedSep 27, 07Jun 11, 09[C30B]
7507148 Polishing apparatus, polishing head and polishing methodExpiredSep 26, 03Mar 24, 09[B24B]
2009/0053,981 METHOD OF RECYCLING ABRASIVE SLURRYAbandonedAug 15, 08Feb 26, 09[B24B]
2009/0031,954 SUSCEPTOR AND APPARATUS FOR MANUFACTURING EPITAXIAL WAFERAbandonedFeb 08, 07Feb 05, 09[C23C]
2007/0281,084 Apparatus and method for depositing layer on substrateAbandonedMay 30, 07Dec 06, 07[C23C, B05C]
2007/0240,629 Method for manufacturing a silicon single crystalAbandonedApr 10, 07Oct 18, 07[C30B]
2007/0113,778 Epitaxial silicon waferAbandonedJan 16, 07May 24, 07[C30B]

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