Patents by Inventor Roderick W. MacDonald

Roderick W. MacDonald 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).

  • Light collector
    Patent number: 4135537
    Abstract: A method and apparatus for recovering energy from light, such as sunlight, wherein a luminescent fluid is employed in conjunction with photovoltaic means, heat is recovered from the luminescent fluid, and electricity is recovered from the photovoltaic means.
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: January 23, 1979
    Assignee: Atlantic Richfield Company
    Inventors: Harry R. Blieden, Roderick W. MacDonald