Patents by Inventor Jerry J. Humphrey

Jerry J. 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).

  • Street crossing signal
    Patent number: 5103223
    Abstract: A street crossing signal for the visually impaired is disclosed. The signal acts cooperatively with the traffic signals to provide a tactile indication of the proper time to cross a street. A vibrator unit is retained relative to a panel having an indicator window therethrough which allows contact with the vibrator unit. The vibrator unit is retained relative to the panel and frame so that vibration of the unit is not transferred to the panel or the frame.
    Type: Grant
    Filed: January 26, 1990
    Date of Patent: April 7, 1992
    Inventor: Jerry J. Humphrey