SAMSUNG DISPLAY DEVICES CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 49105
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3890
 
  
 
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 29104
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 11140
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 9102
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM6151
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR689
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 336
 
  
 
G03F PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR 3101
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6974486 Positive active material for rechargeable lithium battery and method of preparing sameOct 29, 99Dec 13, 05[H01M]
6887622 Carbonaceous active material for lithium secondary batteryJul 29, 99May 03, 05[H01M]
6783890 Positive active material for rechargeable lithium battery and method of preparing sameJan 07, 02Aug 31, 04[H01M]
6737196 Method of making a lithium polymer battery and battery made by the methodOct 12, 99May 18, 04[H01M]
6730135 Active negative material for lithium secondary battery, method of preparing the same and lithium secondary battery using the sameMar 10, 99May 04, 04[H01M]
6686066 Light-emitting compound and display device adopting light-emitting compound as color-developing substanceNov 07, 02Feb 03, 04[H05B]
6596437 Active material for negative electrode used in lithium-ion battery and method of manufacturing sameAug 06, 01Jul 22, 03[H01M]
6521380 Rechargeable lithium batteryOct 29, 99Feb 18, 03[H01M]
6506504 Light-emitting compound and display device adopting light-emitting compound as color-developing substanceJul 12, 99Jan 14, 03[H05B]
6482547 Negative active material for lithium secondary battery and lithium secondary battery using the sameMay 21, 99Nov 19, 02[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7341779 Rare earth oxide coated phosphorsExpiredFeb 20, 04Mar 11, 08[B32B]
6914377 Natural view flat panel for cathode ray tubeExpiredAug 01, 01Jul 05, 05[H01J]
6713952 Cathode ray tubeExpiredJul 28, 99Mar 30, 04[H01J]
6699523 Rare earth oxide coated phosphors and a process for preparing the sameExpiredJun 11, 03Mar 02, 04[B05D]
6690123 Electron gun with resistor and capacitorExpiredApr 28, 00Feb 10, 04[H01J, G09G]
6653773 Cathode ray tube having enhanced electron beam deflection efficiencyExpiredNov 16, 99Nov 25, 03[H01J]
6639346 CRT panel and a method for manufacturing the sameExpiredMay 01, 01Oct 28, 03[H01J]
6559586 Color picture tube including an electron gun in a coated tube neckExpiredJul 21, 00May 06, 03[H01J]
6552754 Laser video projector using optical pumping valveExpiredDec 09, 99Apr 22, 03[H04N]
6549246 Method for driving projection cathode ray tubeExpiredMay 17, 99Apr 15, 03[H04N]
6528936 Cathode ray tube with funnel cone thickness variationsExpiredNov 05, 99Mar 04, 03[H01J]
6522074 Plasma display device having a thin dielectric substrateExpiredJan 13, 99Feb 18, 03[H01J]
6518695 Mask-frame assembly for cathode ray tubeExpiredSep 21, 99Feb 11, 03[H01J]
6504325 Cathode ray tube assembly including a socket with a resistor for changing dynamic focus voltageExpiredMay 21, 98Jan 07, 03[G09G]
6498427 Color cathode ray tube dynamic focus electron gun having elongated beam passing holes for compensating for electron beam distortionExpiredJun 17, 99Dec 24, 02[G01J]
6495958 Plasma display panel having electrodes formed of conductive wiresExpiredJun 16, 99Dec 17, 02[H01J]
6479928 Cathode ray tubeExpiredMay 25, 00Nov 12, 02[H04N]
6455994 Electrode of electron gun for color cathode ray tubeExpiredSep 02, 99Sep 24, 02[H01J]
6455995 One-pin dynamic electron gun for a cathode ray tubeExpiredNov 22, 99Sep 24, 02[H01J]
6456000 Cathode ray tube with ITO layer and conductive ground stripExpiredJul 15, 99Sep 24, 02[H01J]

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