Patents by Inventor Wilbert J. Jaeger

Wilbert J. Jaeger 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).

  • Patent number: 4185849
    Abstract: For use with a motor vehicle, a device is provided for moving a step between an extended and a retracted position which comprises a pneumatic cylinder including a piston attached to the step and resiliently biased to move the step to an extended position and arranged to move the step to a retracted position against the biasing means, in response to a sub-atmospheric pressure.
    Type: Grant
    Filed: February 3, 1978
    Date of Patent: January 29, 1980
    Inventor: Wilbert J. Jaeger