Patents by Inventor Richard Sarmiento

Richard Sarmiento 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).

  • LADDER WARNING SYSTEM
    Publication number: 20110148645
    Abstract: A ladder warning system comprises a pressure sensor attachable to a first step of a ladder; one or more warning devices; and a battery that distributes current to the one or more warning devices upon the pressure sensor sensing pressure exerted on the first step of the ladder.
    Type: Application
    Filed: December 23, 2009
    Publication date: June 23, 2011
    Inventor: Richard Sarmiento