Patents by Inventor F. Sheppard Holt

F. Sheppard Holt 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).

  • Wide angle solar heat collection system
    Patent number: 4058110
    Abstract: A cylindrical reflector or lens is used under aberrated conditions in conjunction with an enlarged primary collector to obtain wide angle scanning performance that will allow concentration of solar radiation without extensive tracking.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: November 15, 1977
    Inventor: F. Sheppard Holt