E-RAY OPTOELECTRONICS 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 14348
 
  
 
C07D HETEROCYCLIC COMPOUNDS 10152
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR986
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 763
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 5106
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127
 
  
 
B82Y SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; MEASUREMENT OR ANALYSIS OF NANO-STRUCTURES; MANUFACTURE  OR TREATMENT OF NANO-STRUCTURES152

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0076,391 ORGANIC ELECTROLUMINESCENT DEVICESMar 28, 17Mar 15, 18[C09K, H01L]
2018/0033,965 NOVEL DIAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAMEDec 15, 16Feb 01, 18[C09K, H01L, C07D, C07C]
2017/0338,420 ORGANIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAMEDec 09, 16Nov 23, 17[H01L, C07D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9812654 Phosphorescent materials for organic electroluminescent devicesJun 17, 15Nov 07, 17[C09K, H01L, C07D]
9559312 Imidazole compound, material for electronic device, electroluminescent device, and electronic device thereofJan 07, 16Jan 31, 17[C09K, H01L, H05B, C07D]
9450192 Carbazole derivative and organic electroluminescent devices utilizing the same and fabrication method thereofDec 05, 11Sep 20, 16[C09K, H01L, H05B, C07D]
9353085 Compound for organic electroluminescent device and organic electroluminescent devices using the sameJun 08, 12May 31, 16[C09K, H01L, H05B, C07D]
9306096 Electrically conducting compositions for organic electronic devicesAug 16, 13Apr 05, 16[H01L, B82Y, H01B]
9153787 Electron transporting compounds and organic electroluminescent devices using the sameDec 06, 13Oct 06, 15[H01L]
8592055 Compound for organic electroluminescent device and organic electroluminescent device having the sameJun 16, 11Nov 26, 13[H01L]
8592585 Phosphorescent iridium complex with non-conjugated cyclometalated ligands, synthetic method of preparing the same and phosphorescent organic light emitting diode thereofAug 29, 11Nov 26, 13[C07F]
8410269 Phosphorescent iridium complex with non-conjugated cyclometalated ligands, synthetic method of preparing the same and phosphorescent organic light emitting diode thereofAug 29, 11Apr 02, 13[C07F]
8288543 Emissive transition-metal complexes with both carbon-phosphorus ancillary and chromophoric chelates, synthetic method of preparing the same and phosphorescent organic light emitting diode thereofApr 22, 09Oct 16, 12[C07F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0284,580 ELECTRON TRANSPORTING COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAMEAbandonedMar 21, 14Sep 25, 14[H01L]
2004/0247,937 Organic electroluminescent devices with a doped co-host emitterAbandonedNov 24, 03Dec 09, 04[H05B]

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