Patents by Inventor Harry L. Tamenne

Harry L. Tamenne 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).

  • Self-restoring railroad highway crossing gate device
    Patent number: 5469660
    Abstract: This is a device which will be part of a railroad highway crossing gate system to prevent gate-arms from being knocked out of their support members by contact with vehicles either by accident or on purpose. The device will allow the gate-arm to be pushed out of position with the traffic flow and return to its normal position when released by the vehicle in contact.
    Type: Grant
    Filed: January 10, 1994
    Date of Patent: November 28, 1995
    Inventor: Harry L. Tamenne