1
Houterman Jan Allaart Emmasingel: Character display device for television monitor. US Philips Corporation New York NY, Frank R Trifari, October 31, 1972: US3701988 (21 worldwide citation)

A device for displaying digital information in the form of characters on a television screen comprising a circulation memory in which the information for a line of characters circulates and in which during the display on a screen of a normal television monitor the information of the characters for a ...


2
David Henry Odhams Allen East Grinstead, Raymond Frederick Hall Crawley, George Frederick Weston Merstham: Gaseous-flow, discharge display device with an array of hollow cathodes. US Philips Corporation New York NY, Frank R Trifari, October 31, 1972: US3701918 (12 worldwide citation)

An electrical display device employing an array of electrically conductive dot cathodes and an anode or anodes for cooperating therewith to define an array of glow discharge paths, the dimensions and relative locations of the cathodes and anodes and pressure and composition of the atmosphere being s ...


3
Hendrik Alphons Jaspers Emmasingel, NL, Jacobus Hubertus Abrahams Emmasingel, NL: Compressor with rolling diaphragm seal. US Philips Corporation New York NY, Frank R Trifari, November 16, 1971: US3620652 (11 worldwide citation)

A hermetically sealed compressor having a rolling diaphragm seal between the piston and the cylinder with liquid support for the diaphragm. An inlet valve is formed by a piston ring incorporated in a groove in the portion of the piston wall or located between the rolling diaphragm and the working sp ...


4
Fritz Weitzsch: Circuit arrangement for color point adjustment. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3689689 (11 worldwide citation)

Circuits for modifying either transmitted or received color signals feature at the transmitter, means for adding selected portions of the blue and red signals to the luminance signal before matrixing it to form the color difference signals. At the receiver, the blue and red color signals are applied ...


5
Wilhelmus Theodorus Hendrikus Hetterscheid, NL, Gerrit Pieter Johannes VAN Schaik: Circuit arrangement in a picture display device utilizing a stabilized supply voltage circuit. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3689797 (10 worldwide citation)

A stabilized supply voltage circuit for a picture display device comprising a chopper wherein the switching signal has the line frequency and is duration-modulated. The coil of the chopper constitutes the primary winding of a transformer a secondary winding of which drives the line output transistor ...


6
Gijsbert Prast, Hendrik Jan Rauwerdink: Cold-gas refrigerator, displacer seal to reduce frozen contaminants. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3688512 (9 worldwide citation)

A cold-gas machine includes first and second pistons for varying the volumes of a cold and a warm space; the first piston has a seal and a duct which communicates with a buffer space, the latter communicating via a duct with the warm space, debouching at a place situated between the axial boundaries ...


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Gerard Hepp: Circuit arrangement for suppressing interferences in a receiver of electrical signals. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3689845 (8 worldwide citation)

A circuit arrangement for interference suppression in which the signal is applied through a gating circuit blocked during interference to a storage capacitor which maintains the signal level constant during interference. To reduce the distortion, pulses are added to the signal thus obtained, which p ...


9
Leonard Jan Maria Esser Emmasingel, NL: Phase-independent digital correlator for use in radar systems. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3689750 (8 worldwide citation)

A phase independent digital correlator for use in radar systems comprising a signal input circuit, a multiplying stage, a plurality of combination devices, an integrating circuit, a plurality of threshold devices and a signal output circuit. The multiplying stage comprises at least one pair of 90.de ...


10
Frits Theodoor Klostermann Emmasingel, NL, Andreas Petrus Theodorus Hermanus Jentjens, Eindhoven NL, Adrianus Gerardus Bouwer Emmasingel, NL: Method of, and apparatus for, writing mask patterns on photographic material by means of light. US Philips Corporation New York NY, Frank R Trifari, September 5, 1972: US3688655 (8 worldwide citation)

A method of, and an apparatus for, writing mask patterns on a photographic material by means of light are described in which a spot of light is formed from light from a source of light by means of an opening which in principle is rectangular, the said light spot being swept over the photographic mat ...



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