Patents by Inventor Peter L. R. Morse

Peter L. R. Morse has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4262291
    Abstract: The invention provides apparatus for visibly displaying Arabic numerals or symbols e.g. arithmetic symbols for use in devices such as calculators, digital clocks etc. The apparatus comprises a decoder adapted to convert an input signal (e.g. a BCD signal) representing a numeral or symbol in one system of numerals and symbols of the European System (as herein defined), to an output signal representing the corresponding Arabic language numeral or symbol, the output signal being used to illuminate or otherwise make visible a dot or a line segment of a 13, 14, 15 or 16 line segment display, preferably a liquid crystal display, to make visible the Arabic language numeral or symbol. For multiple digit numerals, an array of line segment displays is provided, the decoder being arranged to obey the rules in the Arabic language system concerning the location of arithmetic and quantity symbols with respect to the numeral when activating the various line segment displays.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: April 14, 1981
    Inventors: Christopher C. Zammit, Peter L. R. Morse