Patents by Inventor Paul T. Riedl

Paul T. Riedl 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).

  • Billboard advertising copy hoist system
    Patent number: 7367462
    Abstract: A hoist system can be used to raise articles. The hoist system can include a mounting structure attachable to a billboard structure, a pole member fastenable to a mounting structure and a winch assembly. The winch assembly has at least one component coupled to the pole. The winch assembly is capable of winding a flexible line. The hoist system can be utilized to raise and lower vinyls, other signage equipment or tools to billboard structures. The pole can be a single piece unit having a bend.
    Type: Grant
    Filed: January 12, 2006
    Date of Patent: May 6, 2008
    Assignee: TPI Technology Group, Inc.
    Inventors: Robert B. McMurray, Paul T. Riedl
  • Billboard advertising copy hoist system
    Patent number: 7025218
    Abstract: A hoist system can be used to raise articles. The hoist system can include a composite pole member having a bend, a mounting structure attachable to the composite pole member and a winch assembly. The winch assembly has at least one component attached to the pole. The winch assembly is capable of winding a flexible line. The hoist system can be utilized to raise and lower vinyls, other signage equipment or tools to billboard structures. The composite pole can be a single piece unit having a bend.
    Type: Grant
    Filed: October 21, 2002
    Date of Patent: April 11, 2006
    Assignee: TPI Technology Group, Inc.
    Inventors: Robert B. McMurray, Paul T. Riedl