Patents by Inventor William L. Simmons

William L. Simmons 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).

  • Faucet using a cistern pump handle and a water mixing valve
    Patent number: 4987926
    Abstract: A faucet having a cistern-type pump body with a handle mounted on its upper end, and linkage connected to a rotary mixing valve mounted beneath the pump body such that when the handle is raised, a mixture of hot and cold water is delivered through a conduit mounted in the pump spout.
    Type: Grant
    Filed: February 5, 1990
    Date of Patent: January 29, 1991
    Inventor: William L. Simmons