Patents by Inventor Wayno A. Jacobsen

Wayno A. Jacobsen 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).

  • Headphone construction
    Patent number: 4302635
    Abstract: A headphone includes a pair of ear cup assemblies attached to a headband. Each ear cup assembly includes a cushion, an earplate, a back plate and an acoustic transducer. These elements snap together and are held together by integral fasteners. Each ear cup assembly is attached to the headband by a ring-shaped yoke which is entrapped between the assembled back plate and ear plate. The result is a durable, lightweight structure which is easy to assemble on a mass production basis.
    Type: Grant
    Filed: January 4, 1980
    Date of Patent: November 24, 1981
    Assignee: Koss Corporation
    Inventors: Wayno A. Jacobsen, James P. Thomsen