Patents by Inventor Robert D. Humphrey

Robert D. Humphrey 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).

  • Football face guard
    Patent number: 4086664
    Abstract: A football face guard adapted for connection to the forward side of a football helmet in which the top of the face guard is pivotally connected to the helmet so the guard is swingable on the helmet in the fore and aft direction. The sides of the face guard are connected to the helmet by connectors which extend angularly upwardly toward the rear while the portion of the face guard engaged by the connectors is inclined in a direction perpendicular to the direction of inclination of the connectors.
    Type: Grant
    Filed: August 26, 1976
    Date of Patent: May 2, 1978
    Assignee: Schutt Manufacturing Company
    Inventors: Delby C. Humphrey, Robert D. Humphrey
  • Face guard for mounting on an athletic helmet
    Patent number: D249397
    Type: Grant
    Filed: September 30, 1976
    Date of Patent: September 19, 1978
    Assignee: Schutt Manufacturing Company
    Inventors: Delby C. Humphrey, Robert D. Humphrey