BEIJING VISIONOX 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 13349
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR590
 
  
 
C07D HETEROCYCLIC COMPOUNDS 4158
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 4124
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0013,073 THERMALLY-ACTIVATED SENSITIZED PHOSPHORESCENT ORGANIC ELECTROLUMINESCENT DEVICEDec 16, 15Jan 11, 18[C09K, H01L]
2017/0373,276 ORGANIC ELECTROLUMINESCENCE DEVICE HAVING RGB PIXEL AREASDec 29, 15Dec 28, 17[H01L, C07D, C07C]
2017/0358,780 OLED DEVICE WITH OPTICAL RESONANCE LAYER AND FABRICATING METHOD THEREOF, AND DISPLAY DEVICEDec 14, 15Dec 14, 17[H01L]
2016/0329,383 AN ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND A TOP EMITTING OLED DEVICE FOR IMPROVING VIEWING ANGLE CHARACTERISTICSDec 31, 14Nov 10, 16[H01L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9692006 Transparent OLED device and display device employing sameDec 29, 14Jun 27, 17[H01L]
9412951 Organic materials and organic electroluminescent apparatuses using the sameDec 30, 09Aug 09, 16[C09K, H01L, H05B, C07D]
8872422 Dinaphthyl ethylene derivativce, process for preparing it, film prepared from it, and OLED including the filmJan 30, 08Oct 28, 14[C09K, H01L, C07D, C07C]
8836337 Organic electroluminescence device and testing method thereofDec 30, 09Sep 16, 14[H01L, H05B, G01R, G02F]
8390191 Methods of preparing a Li film and methods of preparing an organic light emitting deviceNov 29, 11Mar 05, 13[H01J]
8367221 Organic light emitting device with cathode interface modification layer and fabrication method thereofApr 22, 09Feb 05, 13[H01L]
8257128 Methods of preparing a Li film and methods of preparing an organic light emitting deviceAug 15, 08Sep 04, 12[H01J]
7923924 Organic electroluminescent display/source with anode and cathode leadsApr 02, 08Apr 12, 11[H01J, G09G]
7786471 Organic electroluminescence deviceNov 30, 05Aug 31, 10[H01L]
7501755 Electron injection layer material for organic electroluminescence deviceJul 28, 05Mar 10, 09[H01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0001,878 ORGANIC ELECTROLUMINESCENT DEVICEAbandonedApr 03, 08Jan 01, 09[H01J]

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