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Class Information
Number: 445/47
Name: Electric lamp or space discharge component or device manufacturing > Process > Electrode making > Multi-apertured panel making, e.g., crt mask
Description: Method wherein the fabricated or manufactured electrode is a panel having lateral dimensions much larger than its thickness and which is provided with an array of perforations or equivalent arrangement such as that located adjacent the screen of a cathode-ray tube to delineate the path of various electron or light beams within the tube as in a color television picture tube.

Patents under this class:
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Patent Number Title Of Patent Date Issued
7736210 Microscale high-frequency vacuum electrical device Jun. 15, 2010
7718031 Mask frame and method of fixing mask on the mask frame May. 18, 2010
7591700 Method of manufacturing a field emission display and process of welding a metal grid to a pair of blackened-treated fixing elements Sep. 22, 2009
7471894 Manufacturing method of color cathode ray tube Dec. 30, 2008
7450842 Manufacturing method of color cathode ray tube Nov. 11, 2008
7227298 Color picture tube and method for manufacturing the same Jun. 5, 2007
7169004 Apparatus and method for placing spacers in an emissive display Jan. 30, 2007
7025652 Electron amplifier utilizing carbon nanotubes and method of manufacturing the same Apr. 11, 2006
6922010 Shadow mask for a cathode ray tube Jul. 26, 2005
6864485 Ion optics with shallow dished grids Mar. 8, 2005
6857927 Method of securing shadow mask and frame in the manufacture of a cathode ray tube Feb. 22, 2005
6848960 Method for manufacturing color selection electrode structure and color cathode ray tube having the color selection electrode structure Feb. 1, 2005
6838297 Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same Jan. 4, 2005
6832942 CRT and frame assembly therefor Dec. 21, 2004
6817919 Method and apparatus for manufacturing a frame work for shadow mask Nov. 16, 2004
6803711 Mask for color cathode ray tube having beneficial slot and bridge configurations, manufacturing method thereof, and exposure mask for manufacturing the mask Oct. 12, 2004
6781297 Method and apparatus for maintaining mask strand spatial uniformity Aug. 24, 2004
6777863 Material for aperture grill for color picture tube, process for making the same, aperture grill, and picture tube Aug. 17, 2004
6759800 Diamond supported photocathodes for electron sources Jul. 6, 2004
6741016 Focusing lens for electron emitter with shield layer May. 25, 2004
6729927 Method and apparatus for making a shadow mask array May. 4, 2004
6722938 Shadow mask, plate member therefor and method of manufacturing shadow mask Apr. 20, 2004
6630778 Color CRT and production method therefor Oct. 7, 2003
6611089 Tension mask assembly for color CRT having at least two divided portions Aug. 26, 2003
6604974 Method and apparatus for applying crosswires to a tension focus mask Aug. 12, 2003
6583545 Aperture grill material for color picture tube, production method thereof, aperture grill and picture tube Jun. 24, 2003
6518695 Mask-frame assembly for cathode ray tube Feb. 11, 2003
6512324 Stretched mask for color picture tube Jan. 28, 2003
6508945 Aperture grill for use in cathode ray tube and method for producing same Jan. 21, 2003
6497330 Carrier substrate Dec. 24, 2002
6496545 Single side-band mixer Dec. 17, 2002
6406927 Method of fabricating row lines of a field emission array and forming pixel openings therethrough Jun. 18, 2002
6387718 Field emission arrays and method of fabricating emitter tips and corresponding resistors thereof with a single mask May. 14, 2002
6386934 Method of manufacturing electronic tube May. 14, 2002
6373177 Shadow mask for cathode ray tube and method of manufacturing same Apr. 16, 2002
6354897 Field emission displays and manufacturing methods Mar. 12, 2002
6354902 Method of producing color selection electrode and cathode ray tube Mar. 12, 2002
6342756 Anti-doming compositions for a shadow-mask and processes for preparing the same Jan. 29, 2002
6333595 Method for producing electron tube Dec. 25, 2001
6320306 Shadow mask with porous insulating layer and heavy metal layer Nov. 20, 2001
6316869 Shadow mask in color CRT Nov. 13, 2001
6313573 Shadow mask for cathode ray tube and method of manufacturing same Nov. 6, 2001
6258496 Stretched mask for color picture tube Jul. 10, 2001
6247988 Shadow mask for cathode ray tube and method of manufacturing same Jun. 19, 2001
6225735 Shadow mask for color cathode-ray tube and method of manufacturing the same May. 1, 2001
6176754 Method for forming a conductive focus waffle Jan. 23, 2001
6144147 Shadow mask having an insulating layer and a process for the production of the same Nov. 7, 2000
6130500 Doming effect resistant shadow mask for cathode ray tube and its fabricating method Oct. 10, 2000
6102763 Process for producing a quadrupole electrode arrangement Aug. 15, 2000
6094003 Anti-doming composition for a shadow-mask and processes for preparing the same Jul. 25, 2000

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