Patents by Inventor John E. Barragan

John E. Barragan 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).

  • Railroad crossing warning system
    Patent number: 10148760
    Abstract: A railroad crossing warning system includes a beam emitter for generating a focused beam of energy, and a receiver for receiving the focused beam of energy. A pair of weatherproof housings secures the emitter and receiver diagonally at a railroad intersection. A base station is communicatively linked to the beam emitter and the receiver, and a base station communication unit transmits an obstruction warning to an approaching train.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: December 4, 2018
    Inventor: John E Barragan
  • RAILROAD CROSSING WARNING SYSTEM
    Publication number: 20160362122
    Abstract: A railroad crossing warning system includes a beam emitter for generating a focused beam of energy, and a receiver for receiving the focused beam of energy. A pair of weatherproof housings secures the emitter and receiver diagonally at a railroad intersection. A base station is communicatively linked to the beam emitter and the receiver, and a base station communication unit transmits an obstruction warning to an approaching train.
    Type: Application
    Filed: August 26, 2016
    Publication date: December 15, 2016
    Inventor: John E. Barragan