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Patent Number Title Of Patent Date Issued
5142413 Optical phase-only spatial filter Aug. 25, 1992
5142412 Circuit for controlling a ration meter Aug. 25, 1992
5142411 Multifocal birefringent lens system Aug. 25, 1992
5142410 Image relaying optical system Aug. 25, 1992
5142409 Objective lens system Aug. 25, 1992
5142408 Optical amplifier Aug. 25, 1992
5142407 Method of reducing leakage current in electrochemichromic solutions and solutions based thereon Aug. 25, 1992
5142406 Electrochromic optical switching device Aug. 25, 1992
5142405 Bistable DMD addressing circuit and method Aug. 25, 1992
5142404 Optical unit for use in laser beam printer or the like Aug. 25, 1992
5142403 ROS scanner incorporating cylindrical mirror in pre-polygon optics Aug. 25, 1992
5142402 Polarization diversity optical receiving apparatus and method Aug. 25, 1992
5142401 Apparatus and method for a linear, wideband sensitive optical receiver Aug. 25, 1992
5142400 Method and apparatus for automatic acquisition and alignment of an optical beam communication li... Aug. 25, 1992
5142399 Message transmission system Aug. 25, 1992
5142398 Timer system for learning and replaying of infrared signals Aug. 25, 1992
5142397 System for extending the effective operational range of an infrared remote control system Aug. 25, 1992
5142396 Diffused infrared communication control system Aug. 25, 1992
5142395 Liquid crystal display with spacers of specific densities which are adhesive and elastic Aug. 25, 1992
5142394 Twisted nematic polarizing element with a concentric circle orientation surface and optical head... Aug. 25, 1992
5142393 Electro-optical liquid crystal device with compensator having negative optical anisotropy Aug. 25, 1992
5142392 Color liquid crystal display having light shielding layers and method of manufacturing thereof Aug. 25, 1992
5142391 Liquid-crystal display device of optical writing type having a light absorbing layer composed of... Aug. 25, 1992
5142390 MIM element with a doped hard carbon film Aug. 25, 1992
5142389 Liquid crystal color display and method Aug. 25, 1992
5142388 Color display device having liquid crystal cell and fluorescent display with two different lumin... Aug. 25, 1992
5142387 Projection-type display device having light source means including a first and second concave mi... Aug. 25, 1992
5142386 Device and method for reducing the observability of a defective pixel in an LCD Aug. 25, 1992
5142385 Holographic lithography Aug. 25, 1992
5142384 Holograms for packaging and display uses Aug. 25, 1992
5142383 Holograms with discontinuous metallization including alpha-numeric shapes Aug. 25, 1992
5142382 Document reader Aug. 25, 1992
5142381 Complete close-contact type image sensor Aug. 25, 1992
5142380 Image data processing apparatus Aug. 25, 1992
5142379 Power feeding and input signal switching control system for video tape recorder combined with te... Aug. 25, 1992
5142378 Low band converter for use in a video tape recorder Aug. 25, 1992
5142377 Time base correction apparatus Aug. 25, 1992
5142376 Image signal recording and reproducing system with pilot signal phase-locked with a synchronizin... Aug. 25, 1992
5142375 Video camera integral with magnetic recording and reproducing device, and with color video signa... Aug. 25, 1992
5142374 Image recording method and apparatus therefor Aug. 25, 1992
5142373 Rear projection television set having improved contrast Aug. 25, 1992
5142372 Three-dimensional optical imaging of semi-transparent and opaque objects using ultrashort light ... Aug. 25, 1992
5142371 FM trap for a television tuner permitting both TV and FM reception through the same tuner Aug. 25, 1992
5142370 Interrupting the video if signal path during FM radio mode in a television receiver Aug. 25, 1992
5142369 First IF filter with fixed second half-IF trap for use in an FM radio in a television reciever Aug. 25, 1992
5142368 Method and apparatus for changing the position of a digitally generated television special effec... Aug. 25, 1992
5142367 System for divisionally displaying plural images on a screen Aug. 25, 1992
5142366 Video-sync locked horizontal size regulation in projection light valve system Aug. 25, 1992
5142365 Circuit for controlling contrast in a digital television receiver Aug. 25, 1992
5142364 High resolution color television system Aug. 25, 1992
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