Patents by Inventor Dennis T. Garrison

Dennis T. Garrison 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).

  • Patent number: 9649752
    Abstract: A combination fire hydrant ratcheting wrench and hook spanner is disclosed that incorporates a wrench body having a number of interchangeable ratchet sockets, hook spanners, spanner indentations and an extendable handle. Such that the wrench sockets may loosen or tighten a pentagonal shaped implement such as a hydrant cap, cover, or valve. Utilizing the hook spanners or spanner indentations the wrench may remove or replace fittings such as reducers and increasers, further the wrench may loosen when connected on a wrench top surface and tighten when connected on a wrench bottom surface.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: May 16, 2017
    Inventor: Dennis T. Garrison