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United States Utility Patents
6,194,820 - 6,194,829

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NumberTitle
6,194,820 Discharge tube having switching spark gap
6,194,821 Decomposition apparatus of organic compound, decomposition method thereof, excimer UV lamp and excimer emission apparatus
6,194,822 Alignment of asymmetric apertured grids for electron gun assembly
6,194,823 Color cathode ray tube having adjustment magnet assembly at the neck portion of the tube
6,194,824 Color cathode ray tube with astigmatism correction system
6,194,825 Laser cathode ray tube (laser-CRT) and method of manufacturing the same
6,194,826 Process for preparing phosphor pattern, phosphor pattern prepared the same and back plate for plasma display panel
6,194,827 Low pressure mercury vapor discharge lamp with mercury-releasing metal substrate and method of making the same
6,194,828 Electrodeless gas discharge lamp having flat induction coil and dual gas envelopes
6,194,829 Micro vacuum tube with cap seal



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