Patents by Inventor Michael Gordon Throssell

Michael Gordon Throssell 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).

  • Scanning device
    Patent number: 4005926
    Abstract: A method of scanning a path on a surface by means of parallel beams of radiant energy whereby to scan at least one path across at least one surface which comprises directing at least two parallel beams of radiant energy to strike individually a like number of faces of a rotating mirror polygon as there are beams of radiant energy thereby deflecting the reflected paths of the said beams through angles equal to twice the angular subtense of each polygon face at the polygon center, the said parallel beams of radiant energy after reflection from the faces of the mirror polygon falling at least on one surface.
    Type: Grant
    Filed: May 10, 1974
    Date of Patent: February 1, 1977
    Assignee: Ilford Limited
    Inventors: Denis Manktelow Neale, Michael Gordon Throssell