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Class Information
Number: 313/479
Name: Electric lamp and discharge devices > Cathode ray tube > Envelope > Coating or shielding
Description: Subject matter including means for protecting the envelope or preventing radiation from entering or leaving the envelope.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
6020678 Color cathode-ray tube having internal magnetic shield Feb. 1, 2000
6016028 Glass bulb for color picture tube and the same tube Jan. 18, 2000
6013979 Phosphor composition with a coating of colloidal SiO.sub.2 particles and an oxygen compound of magnesium, calcium, barium, zinc, or aluminum Jan. 11, 2000
6013978 Method for producing phosphor screens, and color cathode ray tubes incorporating same Jan. 11, 2000
6005341 Shield for a cathode ray tube Dec. 21, 1999
5998920 Conductive coating for the interior of a cathode ray tube Dec. 7, 1999
RE36429 Alternating electric field diminishing structure for cathode ray tube device Dec. 7, 1999
5998919 Image display devices including image display screen shields Dec. 7, 1999
5989649 Pigment dispersion composition, display apparatus, and method of manufacturing the apparatus Nov. 23, 1999
5986737 Multi-layer flat panel display screen apparatus Nov. 16, 1999
5973450 Cathode ray tube with multilayered high- and low-refractive index films thereon Oct. 26, 1999
5973448 Display screen for a cathode ray tube of glass having an adjustable spectral transmission curve and a method for producing the same Oct. 26, 1999
5965975 Conductive anti-reflection film, fabrication method thereof, and cathode ray tube therewith Oct. 12, 1999
5962966 Conductive anti-reflection film for cathode ray tube Oct. 5, 1999
5961893 Plasma display front panel Oct. 5, 1999
5959399 Image display apparatus with flat screen Sep. 28, 1999
5955831 Cathode ray tube with insulating tape between seal and conductive tape Sep. 21, 1999
5952777 Color cathode ray tube Sep. 14, 1999
5939821 Color cathode ray tube Aug. 17, 1999
5922401 Production process of color filter for liquid crystal display device and ink Jul. 13, 1999
5914559 Resistance element and cathode ray tube Jun. 22, 1999
5910356 Adherent polyester film laminate Jun. 8, 1999
5907214 Deflection yoke with coils for reducing unwanted magnetic field radiation May. 25, 1999
5898263 Pigment dispersion composition, display apparatus, and method of manufacturing the apparatus Apr. 27, 1999
5880555 Color cathode ray tube and a magnetic shielding body therefor Mar. 9, 1999
5880557 Transparent plate, process for the production thereof and their applied screen display plate, and cathode ray tube and process for the production thereof Mar. 9, 1999
5874801 Anti-reflection member, manufacturing method thereof, and cathode-ray tube Feb. 23, 1999
5859735 Optical element and display device provided with said optical element Jan. 12, 1999
5847795 Liquid crystal display apparatus and anti-reflection film applicable thereto Dec. 8, 1998
5841234 Device for shielding electric field emitted backward from video display appliance Nov. 24, 1998
5841227 Radiation shield with opaque and transparent portion Nov. 24, 1998
5821686 Inner-shield material to be attached inside a color cathode ray tube Oct. 13, 1998
5817421 Method for forming and anti-reflection film of a cathode-ray tube, an apparatus used for carrying out the method and a cathode-ray tube having the anti-reflection film Oct. 6, 1998
5811923 Plasma display panel with infrared absorbing coating Sep. 22, 1998
5804912 Magnetic shielding CRT Sep. 8, 1998
5789854 Cathode ray tube Aug. 4, 1998
5784201 Reflection-preventing layer for a display device Jul. 21, 1998
5773150 Polymeric antistatic coating for cathode ray tubes Jun. 30, 1998
5773924 Color cathode ray tube with an internal magnetic shield Jun. 30, 1998
5763996 Cathode ray tube Jun. 9, 1998
5760540 CRT display device for use in high ambient light Jun. 2, 1998
5757118 X-ray image intensifier tube apparatus having magnetic shield May. 26, 1998
5757117 Cathode ray tube with conductive silicon adhesive May. 26, 1998
5751102 Monochromatic cathode ray tube having scattered electron suppressing layer May. 12, 1998
5744904 Apparatus for reducing magnetic field radiated from deflection yoke Apr. 28, 1998
5742118 Ultrafine particle film, process for producing the same, transparent plate and image display plate Apr. 21, 1998
5742119 Cathode ray tube comprising a display screen having an electroconductive coating Apr. 21, 1998
5742128 Apparatus for mitigating the effects of ambient magnetic fields on the operation of a CRT Apr. 21, 1998
5717282 Display device comprising a display screen having a light-absorbing coating Feb. 10, 1998
5717281 Photoresist for cathode ray tubes that includes vinyl pyrrolidone-vinylalcohol and a di-tetraalkylammonium salt Feb. 10, 1998

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