Patents by Inventor Bert Kuypers

Bert Kuypers 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).

  • Retractable power supply
    Patent number: 4636579
    Abstract: A retractable power supply including a solar cell for converting incident radiation to electrical energy and a base member for (1) storing the solar cell when said cell is not operatively deployed and (2) supporting the solar cell when said cell is in an operative condition. A rechargeable battery pack may be included in the base member for storing electrical energy generated by the solar cell. In one particularly noteworthy embodiment, the solar cell may be employed as a retractable window shade.
    Type: Grant
    Filed: March 18, 1985
    Date of Patent: January 13, 1987
    Assignee: Energy Conversion Devices, Inc.
    Inventors: Joseph J. Hanak, James Young, Bert Kuypers, Richard Blieden