Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 313/460
Name: Electric lamp and discharge devices > Cathode ray tube > Ray generating or control > Electrode > Plural
Description: Subject matter including more than one electrode.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7819531 Projector Oct. 26, 2010
7071604 Electron source Jul. 4, 2006
6891321 Oil-free electron source having cathode and anode members adjustable with five degrees of freedom May. 10, 2005
6815913 Cathode ray tube Nov. 9, 2004
6621205 Electron gun in color cathode ray tube Sep. 16, 2003
6621202 Cathode ray tube apparatus including an electron gun assembly capable of dynamic astigmatism compensation Sep. 16, 2003
6583547 Cathode ray tube with UPF type electron gun having particular electrode structure and spacing Jun. 24, 2003
6479927 Electrode of electron gun and electron gun using the same Nov. 12, 2002
6476543 Cathode ray tube having an improved electrode assembly Nov. 5, 2002
6455994 Electrode of electron gun for color cathode ray tube Sep. 24, 2002
6452319 Electrode unit of electron gun for color cathode ray tube Sep. 17, 2002
6329747 Cathode ray tube having an overall length thereof shortened Dec. 11, 2001
6163105 Electron gun with specific grid electrodes Dec. 19, 2000
5994827 Focusing electrode structure Nov. 30, 1999
5969471 Grid assembly for cathode-ray tubes and method of making Oct. 19, 1999
5942844 Color cathode ray tube having a small neck diameter Aug. 24, 1999
5909080 Color cathode ray tube having a small neck diameter Jun. 1, 1999
5877587 Inline electron gun having improved expanded focus lens electrodes Mar. 2, 1999
5869925 Electron gun with focusing electrodes Feb. 9, 1999
5861708 Color cathode ray tube Jan. 19, 1999
5847502 Color cathode ray tube having a small neck diameter Dec. 8, 1998
5847500 Electron gun for color cathode ray tube and method of manufacturing the electron gun electrode Dec. 8, 1998
5814929 Electron gun with quadrupole electrode structure Sep. 29, 1998
5763992 In-line electron gun for color cathode ray tube Jun. 9, 1998
5744903 Color cathode ray tube with subelectrodes Apr. 28, 1998
5710480 Color cathode ray tube having a small neck diameter Jan. 20, 1998
5677590 Electron gun and method of assembling it Oct. 14, 1997
5635792 In-line type electron gun for a color picture tube Jun. 3, 1997
5625252 Main lens structure for a color cathode ray tube Apr. 29, 1997
5574330 Electron gun and method of assembling it Nov. 12, 1996
5532547 Electron gun for a color cathode-ray tube Jul. 2, 1996
5521462 Electron gun for CRT May. 28, 1996
5512797 Electron guns for color picture tube Apr. 30, 1996
5486735 Electron gun with improved withstand voltage for color-picture tube Jan. 23, 1996
5479067 Vacuum tube comprising a ceramic element and a method of interconnecting a ceramic element and a conductive element Dec. 26, 1995
5466983 Cathode ray tube with improved resolution Nov. 14, 1995
5461278 Electron gun and cathode-ray tube comprising the same Oct. 24, 1995
5455481 Electrode structure of an electron gun for a cathode ray tube Oct. 3, 1995
5418421 Cathode-ray tube with electrostatic convergence electrode assembly May. 23, 1995
5394054 Electron gun with electrostatic shielding and method of assembly therefor Feb. 28, 1995
5394053 Electron gun for a color cathode ray tube Feb. 28, 1995
5382872 Electron gun for a color cathode ray tube Jan. 17, 1995
5291094 Multi-focusing type electron gun for color cathode ray tubes Mar. 1, 1994
5291093 Inline type electron gun for color cathode ray tubes Mar. 1, 1994
5281892 Electron gun for a cathode ray tube Jan. 25, 1994
5220240 Planar display apparatus Jun. 15, 1993
5208507 In-line type electron gun enabling easy centering between main electrode and auxiliary electrode May. 4, 1993
5175467 Flat display panel assembly Dec. 29, 1992
5144197 Display device having walls for passage of electron beams Sep. 1, 1992
5066887 Color picture tube having an inline electron gun with an astigmatic prefocusing lens Nov. 19, 1991

1 2










 
 
  Recently Added Patents
Performance apparatus and electronic musical instrument
Optical sensor and electronic apparatus
Method for incubating the contents of a receptacle
Circuit and method for generating an AC voltage from a plurality of voltage sources having a temporally variable DC output voltage
Conductive polymer and a solid electrolytic capacitor using the same as a solid electrolyte
Pallet
Semiconductor device and manufacturing method thereof
  Randomly Featured Patents
Method and device for determining an activation threshold
Sealing device for rolling bearings
Determining search configurations for network sites
Resistance circuit, and voltage detection and constant voltage generating circuits incorporating such resistance circuit
Communication device and transit device having a call-hold function and a method for controlling the function
Vehicle door impact beam arrangement
Display device and method of making same
Tracking loop type digital angle converter and angle/digital converting apparatus
Driver circuit for a display device
Integrated reflector and boom