Patents by Inventor Risto E. Dimitriev

Risto E. Dimitriev 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).

  • Patent number: 5602427
    Abstract: A lighting switch for use in a vehicle lighting system that comprises a switch housing, a plurality of electrical contacts on the switch housing and a manually operable contact engaging means. The manually operable contact engaging means, when in a first position, prevents electrical energy from flowing to either the headlights or the parking lights; when in a second position, permits electrical energy to flow from the battery to the parking lights with the headlights being electrically isolated from the battery and the ignition switch; and, when in a third position, permits electrical energy to flow from the ignition switch to the headlights and parking lights such that when the ignition switch is turned off no electrical energy flows to either the headlights or parking lights.
    Type: Grant
    Filed: July 28, 1995
    Date of Patent: February 11, 1997
    Inventor: Risto E. Dimitriev