Patents by Inventor Ronald D. Swenson

Ronald D. Swenson 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).

  • Telescoping coin box for a coin-operated machine
    Patent number: 4720041
    Abstract: A telescoping coin vault box for a coin-operated machine defined by telescoping cylindrical first and second box portions having a slot for admitting coins into the coin box. The box portions are telescopically slidable relative to each other between extended and contracted positions to fit different size coin vaults.
    Type: Grant
    Filed: October 16, 1986
    Date of Patent: January 19, 1988
    Assignee: Medeco Security Locks, Inc.
    Inventors: Ronald D. Swenson, James N. Seaborn