Patents by Inventor Andrew J. Mathias

Andrew J. Mathias 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).

  • Lifting system with overload protection circuit
    Patent number: 7389972
    Abstract: A pneumatically operated hoist system including a load support is disclosed, wherein the system is capable of sensing an overload and preventing the raising of the load support.
    Type: Grant
    Filed: July 21, 2006
    Date of Patent: June 24, 2008
    Assignee: Concept 2 Market, Inc.
    Inventor: Andrew J. Mathias