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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
6344710 Dye combinations for multiple bandpass filters for video displays Feb. 5, 2002
6339282 Color cathode-ray tube having internal magnetic shield Jan. 15, 2002
6339286 Cathode ray tube with a nonglare multi-layered film Jan. 15, 2002
6333596 Functional film and cathode ray tube employing the same Dec. 25, 2001
6333595 Method for producing electron tube Dec. 25, 2001
6323592 Cathode ray tube and method of manufacturing conductive antireflection film Nov. 27, 2001
6316871 Compensation device for convergence drift used in cathode ray tube Nov. 13, 2001
6313577 Optical articles and cathode-ray tube using the same Nov. 6, 2001
6307315 Cathode ray tube Oct. 23, 2001
6287651 Cathode ray tube glass, a method for producing the cathode ray tube glass, and a method for cleaning the cathode ray tube glass Sep. 11, 2001
6280806 Braun tube having antibacterial coating film Aug. 28, 2001
6268693 Cathode ray tube having a reduced difference in light transmittances between a central region and a peripheral region of a panel face thereof Jul. 31, 2001
6268704 Color cathode ray tube equipped with field leak preventing coating Jul. 31, 2001
6255778 Plasma display panel having electromagnetic wave shielding material attached to front surface of display Jul. 3, 2001
6249082 Electrode plate having transparent type or reflective type multi-layered conductive film and method for manufacturing the same Jun. 19, 2001
6236155 High chromium second anode button for cathode ray tube May. 22, 2001
RE37183 Image display panel having antistatic film with transparent and electroconductive properties and process for processing same May. 22, 2001
6229256 Cathode ray tube having high resistance film on the inner wall of the neck May. 8, 2001
6229254 Color cathode ray tube having an improved internal magnetic shield May. 8, 2001
6229252 Dye combinations for multiple bandpass filters for video displays May. 8, 2001
6211611 Color cathode-ray tube with resistive spring contact Apr. 3, 2001
6211618 Arc discharge lamp with bimetal strip for fast passive lamp failure Apr. 3, 2001
6208389 Display device comprising a display screen having an antistatic and light-absorbing coating Mar. 27, 2001
6198212 Display system having anion generation means Mar. 6, 2001
6188174 Electromagnetic radiation shield panel and method of producing the same Feb. 13, 2001
6177758 Color cathode-ray tube having internal magnetic shield Jan. 23, 2001
6163109 Cathode ray tube having high and low refractive index films on the outer face of the glass panel thereof Dec. 19, 2000
6150756 Method of manufacturing a coating on a display window and a display device comprising a display window provided with a coating Nov. 21, 2000
6150754 Electromagnetic-wave shielding and light transmitting plate and display panel Nov. 21, 2000
6144149 Cathode ray tube Nov. 7, 2000
6129980 Anti-reflection film and display device having the same Oct. 10, 2000
6121724 Color cathode ray tube with high resistance film in the electron gun Sep. 19, 2000
6118210 Light-emitting display panel Sep. 12, 2000
6117370 Near infrared absorption filter Sep. 12, 2000
6111352 Explosion-proof film and cathode-ray tube Aug. 29, 2000
6100636 Black matrix with conductive coating Aug. 8, 2000
6097144 Cathode ray tubes having reduced glass browning properties Aug. 1, 2000
6094006 Cathode-ray tube Jul. 25, 2000
6087769 Display device comprising a display screen having an antistatic coating Jul. 11, 2000
6084705 Methods and apparatus for providing a near-IR emission suppressing/color enhancing accessory device for plasma display panels Jul. 4, 2000
6084343 Display device comprising an anti-static, anti-reflection filter and a method of manufacturing an anti-reflection filter on a cathode ray tube Jul. 4, 2000
6081069 Phosphor, cathode-ray tube, fluorescent lamp and radiation intensifying screen Jun. 27, 2000
6078135 Method for forming a silica film on a face panel of a cathode ray tube Jun. 20, 2000
6067188 Apparatus for providing a near-IR emission suppressing/color enhancing accessory device for plasma display panels May. 23, 2000
6060825 Color cathode ray tube inner shield and method for fabricating the same May. 9, 2000
6056421 Architectural lighting devices with photosensitive lens May. 2, 2000
6046539 Use of sacrificial masking layer and backside exposure in forming openings that typically receive light-emissive material Apr. 4, 2000
6046536 Inner shield for CRT Apr. 4, 2000
6043599 Cathode ray tube device and method for making a conductive film on a funnel Mar. 28, 2000
6034744 Magnetism shield for cathode ray tube Mar. 7, 2000

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