Patents by Inventor Johann F. Ortlieb

Johann F. Ortlieb 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).

  • Chair for sunbathing
    Patent number: 4933618
    Abstract: A chair for sunbathing has a stationary base (1) carrying a rotatable support (2) for a seating or lying surface (4). A motor (7) is controlled by a control unit (10) in a chamber (8) which also contains sensors (9) responsive to ambient sunlight whereby the motor is caused to rotate until it has aligned the chair with the sun's rays. The motor can also be powered by means responsive to solar energy.
    Type: Grant
    Filed: October 14, 1988
    Date of Patent: June 12, 1990
    Inventor: Johann F. Ortlieb