Keyboards; Keys {g10c 3/12} Patents (Class 984/61)
  • Patent number: 6805506
    Abstract: The present invention discloses a method for displaying individually on a plurality of keys of a keyboard or keypad two or more indicia representing two or more functions performed by each key. The keys are characterized in that each of the two or more indicia is provided on the key in a plurality of separated portions. The portions being positioned in a spaced positioned relationship with one another, so as not to be physically closely juxtaposed. When viewed at a predetermined angle all parts of the indicia are optically juxtaposed to create the entire indicia.
    Type: Grant
    Filed: March 20, 2002
    Date of Patent: October 19, 2004
    Assignee: Lubartech Ltd.
    Inventor: Itzchak Bar-Yona