Class 315/372 - For cathode-ray tube having plural targets

Subclass of Class 315 - Electric lamp and discharge devices: systems
Definition: Subject matter wherein the cathode-ray tube includes a cathode-ray
No. of patents: 4
Last issue date: 02/13/2007

Number	Title	Issue Date
7176468	Method for charging substrate to a potential A surface of an insulating substrate is charged to a target potential. In one embodiment, the surface is flooded with a higher-energy electron beam such that the electron yield is greater than one. Subsequently, the surface is flooded with a lower-energy electron be...	02/13/2007
6522092	Light scanner and projection display device using the same A structure in which first to third diodes cause signal beams which are produced by modulating image signals to be incident upon corresponding first to third light deflection scanning sections. The first to third light deflection scanning sections perform...	02/18/2003
6369512	Dual beam projection tube and electron lens therefor A projection tube has a phosphor-coated faceplate at one end of a vacuum envelope and a plural-beam providing electron lens structure at the opposite end thereof. The electron lens structure includes four electrodes having axially-aligned apertures defini...	04/09/2002
4065644	Electro-optical and electronic switching systems A switching system, specifically useful as a telephone central switching system, to establish a number of simultaneous but independent communication links between selected lines, comprising: (1) a CRT to transmit signals in the form of modulated light bea...	12/27/1977

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