Patents by Inventor Illan Gorstein

Illan Gorstein 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).

  • Electric light bulb saving device
    Patent number: 4596944
    Abstract: In order to prolong the life of incandescent electric light bulbs, an arrangement is provided which consists of two bulbs, one of which constitutes a resistance for the second one.The lamp holder which accommodates the two bulbs comprises two sockets into each of which the base of one bulb is inserted, the two sockets being interconnected in series.
    Type: Grant
    Filed: March 28, 1984
    Date of Patent: June 24, 1986
    Inventor: Illan Gorstein