Samsung Electron Devices Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2999
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR689
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 4147
 
  
 
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 3130
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 285
 
  
 
A44B BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE 130
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101
 
  
 
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 1100

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5565731 Cathode ray tubeMar 06, 95Oct 15, 96[H01J]
5541750 Color filter for a liquid crystal display using at least one of acid red 52, acid red 486, and rhodamine 6 GCTDec 11, 91Jul 30, 96[G02F]
5523648 Electron gun with dynamic focusMar 11, 93Jun 04, 96[H01J]
5455482 Cathode ray tubeMar 19, 93Oct 03, 95[H01J]
5446338 Cathode ray tube provided with a bar codeDec 29, 92Aug 29, 95[H01J]
5444261 Far infrared emitting image display deviceJan 07, 93Aug 22, 95[G21G]
5433974 Method of depositing anti-doming material to prevent doming of a shadow maskSep 16, 94Jul 18, 95[C23C, H01J]
5432402 Cathode ray tubeSep 12, 94Jul 11, 95[H01J]
5427828 Cholesteric liquid crystal and polymer dispersed liquid crystal display device utilizing the sameSep 20, 93Jun 27, 95[C09K]
5406169 Electrode of electron gun for cathode ray tubeNov 02, 92Apr 11, 95[H01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5826223 Method for generating random code book of code-excited linear predictive codingExpiredNov 27, 96Oct 20, 98[G10L]
5686781 Far-infrared emitting cathode ray tubeExpiredDec 06, 96Nov 11, 97[H01J]
5583672 Process for forming liquid crystal layer of PDLCD by forming layers of polymer, liquid crystal and polymer in that orderExpiredNov 29, 93Dec 10, 96[G02F]
5561341 Cathode ray tube with improved electrical connection meansExpiredApr 29, 92Oct 01, 96[H01J]
5521459 Liquid cooling type projection cathode ray tubeExpiredMar 16, 95May 28, 96[H01J]
5471111 Liquid cooling type projection cathode ray tubeExpiredMay 19, 93Nov 28, 95[H01J]
5466496 Liquid crystal-dispersed polymeric filmExpiredApr 13, 94Nov 14, 95[C09K]
5458519 Plasma display panel and the fabrication method thereofExpiredNov 29, 94Oct 17, 95[H01J]
5459372 Impregnated cathode structureExpiredNov 28, 94Oct 17, 95[H01J]
5451834 In-line type electron gun for color cathode ray tubeExpiredNov 25, 92Sep 19, 95[H01J]
5416377 Shadow mask assembly used in color cathode ray tubeExpiredNov 25, 92May 16, 95[H01J]
5408226 Liquid crystal display using a plasma addressing methodExpiredDec 23, 92Apr 18, 95[G09G]
5404153 Super VGA monitor interface circuitExpiredOct 27, 92Apr 04, 95[G09G]
5397958 Getter device and inner shield for color braun tubeExpiredJun 26, 92Mar 14, 95[H01J]
5396149 Color plasma display panelExpiredSep 25, 92Mar 07, 95[H01J, G09G]
5394052 Shadow mask frame assemblyExpiredJun 08, 92Feb 28, 95[H01J]
5394053 Electron gun for a color cathode ray tubeExpiredDec 17, 92Feb 28, 95[H01J]
5384513 Cathode ray tube with improved focusing characteristicsExpiredDec 29, 92Jan 24, 95[H01J]
5384514 Plasma display deviceExpiredAug 30, 91Jan 24, 95[H01J]
5383040 Plasma addressed liquid crystal display with center substrate divided into separate sectionsExpiredOct 06, 92Jan 17, 95[G02F]

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