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United States Utility Patents
4,684,800 - 4,684,809

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NumberTitle
4,684,800 Low-noise charge-injection method and apparatus for IR CCD scanning
4,684,801 Signal preconditioning for touch entry device
4,684,802 Elliptical finger press scanner with rotating light source
4,684,803 Electrode segments for corona discharge devices
4,684,804 Method and apparatus for processing the output signals of an optical earth-horizon sensor operating in the infrared range of an orbiting earth satellite
4,684,805 Method and apparatus for measuring stable isotopes
4,684,806 Rhenium lined Geiger-Mueller tube
4,684,807 Flow contoured electron capture detector cell
4,684,808 Scanning system for a particle beam scanning apparatus
4,684,809 Method of adjusting optical column in energy beam exposure system



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