Patents by Inventor Harvey Leis

Harvey Leis 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).

  • Warning light
    Patent number: 4375634
    Abstract: A warning light which has a dome-shaped lens containing a xenon stroboscopic bulb and a halogen cycle bulb. The bulbs are energized, either separately or at the same time, to provide two types of warning lights, while means are provided for minimizing the amount of light that escapes through the top of the dome.
    Type: Grant
    Filed: May 17, 1979
    Date of Patent: March 1, 1983
    Inventor: Harvey Leis