Patents by Inventor Bruno V. Stiller

Bruno V. Stiller 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: 4599511
    Abstract: A system for generating a unique signal indicative of a particular identity carried by a card. The card has a series of zones along the sides thereof with holes extending through one or more of the zones. A receptacle is provided for the card, the receptacle including a longitudinal internal slot and a series of opto-electronic sensors which are spaced along the slot such that when the card is inserted within the slot, one of the sensors is positioned in registration with each of these zones. The card and the receptacle are formed such that the card can be inserted in the slot in only one proper orientation. One or more of the sensors is employed solely for determining proper insertion of the card.
    Type: Grant
    Filed: March 22, 1984
    Date of Patent: July 8, 1986
    Inventor: Bruno V. Stiller