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Browse by Category: Main > Electrical & Energy
Class Information
Number: 250/214VT
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit > Special photocell or electron tube circuits > Amplifier type > Light amplifier type > Vacuum tube type
Description:


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
7619728 Methods and systems for in-situ machinery inspection Nov. 17, 2009
7619199 Time-resolved measurement apparatus and position-sensitive election multiplier tube Nov. 17, 2009
7601042 Secondary emission electron gun using external primaries Oct. 13, 2009
7589309 Imager system for an automated microscope Sep. 15, 2009
7579575 Electron multiplying solid-state image pickup apparatus, method and computer program product for adjusting electron multiplying gain Aug. 25, 2009
7557503 Streak tube including control electrode having blocking portion between a photocathode and an anode Jul. 7, 2009
7535185 Method and system for implementing power reduction algorithms in a night vision system power system May. 19, 2009
7514664 Night-vision system including field replaceable image intensifier tube Apr. 7, 2009
7511254 Photo-detector filter having a cascaded low noise amplifier Mar. 31, 2009
7508131 Electron multipliers and radiation detectors Mar. 24, 2009
7498557 Cascaded image intensifier Mar. 3, 2009
7495229 Multi-anode radiation detector Feb. 24, 2009
7491918 Electron beam detection device and electron tube Feb. 17, 2009
7489077 Multi-anode type photomultiplier tube Feb. 10, 2009
7482571 Low cost planar image intensifier tube structure Jan. 27, 2009
7479623 Method of controlling the charging of a photomuliplier tube including sampling at least one of the dynodes for determining its voltage Jan. 20, 2009
7476838 Photoelectric imaging sensor and two-dimensional output electrode array used therein Jan. 13, 2009
7459662 Photomultiplier tube circuit including means for sampling the voltage of at least one dynode Dec. 2, 2008
7446296 Streak device Nov. 4, 2008
7429724 Low profile wire bond for an electron sensing device in an image intensifier tube Sep. 30, 2008
7427733 Gated image intensifier Sep. 23, 2008
7425694 Time-resolved measurement apparatus Sep. 16, 2008
7420153 Low-light viewing device having camera assembly with image signal containing visible light and infrared energy components and method for controlling same Sep. 2, 2008
7408142 Microchannel amplifier with tailored pore resistance Aug. 5, 2008
7408173 Cold electron emitter Aug. 5, 2008
7378636 Method of evaluating non-linear optical crystal and device therefor and wavelength conversion method and device therefor May. 27, 2008
7368699 Segmented image intensifier May. 6, 2008
7369302 Day/night weapon sight assembly for use on weapon without change in eye relief May. 6, 2008
7342216 Photomultiplier system and a microscope Mar. 11, 2008
7339153 Photon counting methods and devices with electrical pulse duration and intensity measurement Mar. 4, 2008
7332700 Photomultiplier tube with dynode modulation for photon-counting Feb. 19, 2008
7323674 Photodetector using photomultiplier and gain control method Jan. 29, 2008
7319219 System for handling light for intensification by an image intensifier Jan. 15, 2008
7301147 Method and system for communicating pulse width in a night vision system power system Nov. 27, 2007
7297924 Imaging device with focus switching means for day and night vision Nov. 20, 2007
7294820 Night vision system including field replaceable image intensifier tube Nov. 13, 2007
7285783 Multi-anode type photomultiplier tube and radiation detector Oct. 23, 2007
7282690 Display of indicator lights in night vision devices using fiber optic screen Oct. 16, 2007
7282692 Light receiving method of an avalanche photodiode and a bias control circuit of the same Oct. 16, 2007
7283166 Automatic control method and system for electron bombarded charge coupled device ("EBCCD") sensor Oct. 16, 2007
7259362 Imaging arrangement and method for high-speed imaging Aug. 21, 2007
7248001 Method and system for modulating frequency in a night vision system power system Jul. 24, 2007
7238928 Photomultiplier with particular stem/pin structure Jul. 3, 2007
7235768 Solid state vision enhancement device Jun. 26, 2007
7232985 Controlled fusion in a field reversed configuration and direct energy conversion Jun. 19, 2007
7227116 Very fast time resolved imaging in multiparameter measurement space Jun. 5, 2007
7214924 Light-receiving method of an avalanche photodiode and a bias control circuit of the same May. 8, 2007
7211778 Night vision goggle with separate camera and user output paths May. 1, 2007
7199345 Low profile wire bond for an electron sensing device in an image intensifier tube Apr. 3, 2007
7189956 Photomultiplier and radiation detector Mar. 13, 2007

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