ENF TECHNOLOGY CO., LTD.

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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 3359
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
C23F NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACES 234
 
  
 
C11D DETERGENT COMPOSITIONS 164

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0053,382 ETCHANT COMPOSITIONMay 11, 15Feb 25, 16[H01L, C23F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9828575 Cleaner compositionJun 21, 16Nov 28, 17[H01L, C11D]
8716042 Semiconductor template substrate, light-emitting device using a semiconductor template substrate, and manufacturing method thereforMar 31, 11May 06, 14[H01L]
6222061 2-alkyl-2-adamantyl 5-norbornene-2-carboxylates and method of producing the sameMar 01, 00Apr 24, 01[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0147,836 COMPOSITION FOR CLEANING FLAT PANEL DISPLAY AND METHOD FOR MANUFACTURING DISPLAY DEVICE USING THE SAMEAbandonedJul 15, 14May 28, 15[H01L]
2010/0159,400 COMPOSITION FOR REMOVING A PHOTORESIST PATTERN AND METHOD OF FORMING A METAL PATTERN USING THE COMPOSITIONAbandonedDec 02, 09Jun 24, 10[G03F]
6433215 8-alkyl-8-tricyclodecanyl (meth)acrylate and method of producing the sameExpiredMar 01, 00Aug 13, 02[C07C]
6153785 8-alkyl-8-tricyclodecanyl 5-norbornene-2-carboxylates and method of producing the sameExpiredMar 01, 00Nov 28, 00[C07C]

Top Inventors for This Owner

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