Patents by Inventor Olof P. Pierson

Olof P. Pierson 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).

  • Bed-mattress elevating system and the like
    Patent number: 4142263
    Abstract: This disclosure is concerned with improvements in mechanisms for elevating a mattress on a bed by a simple inflatable pillow inserted under the mattress and of novel prismatic geometrical construction enabling highly flexible adaptability of use and simplicity of operation.
    Type: Grant
    Filed: November 25, 1977
    Date of Patent: March 6, 1979
    Assignee: Maine Ideas Incorporated
    Inventor: Olof P. Pierson