Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
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
5363010 Color display tube having an internal magnetic shield Nov. 8, 1994
5357166 Cathode-ray tube having alternating electric field reduction device Oct. 18, 1994
5357165 Glass front-panel Oct. 18, 1994
5336962 Cathode-ray tube having internal magnetic shield with strengthening ribs Aug. 9, 1994
5315209 Color cathode ray tube with selective light absorption film May. 24, 1994
5304891 Cathode-ray tube display device Apr. 19, 1994
5300856 Resistive, adhesive-primer coating for a display apparatus and method of making same Apr. 5, 1994
5291097 Cathode-ray tube Mar. 1, 1994
5288558 Attachment for video screens having dual optical active dereflection layers Feb. 22, 1994
5281893 Display device with an anti-reflection film on the display plane Jan. 25, 1994
5254905 Cathode-luminescent panel lamp, and method Oct. 19, 1993
5254904 Antireflective coating layer in particular for a cathode ray tube Oct. 19, 1993
5248916 Chlorinated silane and alkoxysilane coatings for cathode ray tubes Sep. 28, 1993
5248915 Alkoxysilane coating for cathode ray tubes Sep. 28, 1993
5243255 Cathode-ray tube with low reflectivity film Sep. 7, 1993
5235243 External magnetic shield for CRT Aug. 10, 1993
5223765 Device for the display or projection of images or similar information with coating of adamantane carbon Jun. 29, 1993
5220242 Cathode-ray tube with a coil-shaped high resistance body Jun. 15, 1993
5218268 Optical filter for cathode ray tube Jun. 8, 1993
5216321 Shadow-mask type color cathode-ray tube Jun. 1, 1993
5204750 Sectional frame for forming sheilding units for the radiation emitted by apparatus incorporating variously sized video terminals Apr. 20, 1993
5200667 Color cathode-ray-tube with electrical and optical coating film Apr. 6, 1993
5198729 CRT monitor with elimination of unwanted time variable electric field Mar. 30, 1993
5196764 Cathode ray tube having symmetrical anode potential Mar. 23, 1993
5189337 Ultrafine particles for use in a cathode ray tube or an image display face plate Feb. 23, 1993
5180947 Shielded cathode ray tube Jan. 19, 1993
5179318 Cathode-ray tube with interference filter Jan. 12, 1993
5173636 Panel of metal backed color cathode ray tube and manufacturing method thereof Dec. 22, 1992
5160375 Internal coating materials for a cathode ray tube Nov. 3, 1992
5159618 X-ray tube enclosure with resistive coating Oct. 27, 1992
5156770 Conductive contact patch for a CRT faceplate panel Oct. 20, 1992
5153481 Display device with display screen and optical film on the display screen Oct. 6, 1992
5150004 Cathode ray tube antiglare coating Sep. 22, 1992
5132588 Viewing screen protective shield Jul. 21, 1992
5132585 Projection display faceplate employing an optically transmissive diamond coating of high thermal conductivity Jul. 21, 1992
5124614 Display tube having discrete X-ray absorbing means and methods of manufacture Jun. 23, 1992
5122709 Antistatic cathode ray tube with lobe like projections and high gloss and hardness Jun. 16, 1992
5099171 Cathode-ray tube panel having thin conductive film Mar. 24, 1992
5087855 Display tube with electrical connection means Feb. 11, 1992
5083057 Panel of color cathode ray tube Jan. 21, 1992
5081392 Color picture tube having an internal magnetic shield Jan. 14, 1992
5081394 Black matrix color picture tube Jan. 14, 1992
5072301 Apparatus and process for implosion protection in cathode ray tubes Dec. 10, 1991
5061874 Glass article having low specular reflection Oct. 29, 1991
5051652 Panel with anti-reflective multi-layered film thereon Sep. 24, 1991
5045751 Cathode ray tube of improved breakdown voltage characteristic Sep. 3, 1991
5030882 Protective screen for a visual display device Jul. 9, 1991
5025490 Cathode-ray tube with its display front protected from undesirable electrification Jun. 18, 1991
4990825 Cathode ray tube having stress resistant frame Feb. 5, 1991
4988915 Picture display device Jan. 29, 1991

1 2 3 4 5 6 7 8 9 10










 
 
  Recently Added Patents
Method and apparatus for executing load distributed printing
High power fiber amplifier with stable output
Apparatus, electronic component and method for generating reference voltage
Reproducible dither-noise injection
Advocate for facilitating verification for the online presence of an entity
Consistent retention and disposition of managed content and associated metadata
Flexible lighting devices
  Randomly Featured Patents
Method and apparatus providing capacitor on an electrode of an imager photosensor
Pen
Production of carbohydrates, alcohol and resins from biomass
Apparatus and method for measuring changes in conditions in coagulating liquids
Relaxed, low-defect SGOI for strained Si CMOS applications
System and method for detecting cable faults for high-speed transmission link
Magnetic disk drive
Illumination device with integrated clamp
Adjustable tie down mechanism for roof rack and interior rail systems
Apparatus and method for providing power from a power source to a portable electrical device