Patents by Inventor Edward L. Kaplan

Edward L. Kaplan 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).

  • Tape punch machine
    Patent number: 4044946
    Abstract: A tape punch machine in which a change in feed hole orientation is easily accomplished.
    Type: Grant
    Filed: September 27, 1976
    Date of Patent: August 30, 1977
    Assignee: Extel Corporation
    Inventors: Gerhard Cless, Edward L. Kaplan
  • Tape punch machine
    Patent number: 4019676
    Abstract: A tape punch machine in which, to assure accurate and reliable tape movement, a stepping motor for feeding the tape receives two pulses for each spacing increment of the tape. The punches are selected by interposers which are not released if the same punch function is to be repeated in successive cycles of the machine.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: April 26, 1977
    Assignee: Extel Corporation
    Inventors: Gerhard Cless, Edward L. Kaplan
  • Tape punch machine
    Patent number: 3964673
    Abstract: A tape punch machine in which several subassemblies are arranged for accurate adjustment and easy detachment; to assure accurate and reliable tape movement a stepping motor for feeding the tape receives two pulses for each spacing increment of the tape. The punches are selected by interposers which are not released if the same punch function is to be repeated in successive cycles of the machine.
    Type: Grant
    Filed: July 5, 1974
    Date of Patent: June 22, 1976
    Assignee: Extel Corporation
    Inventors: Gerhard Cless, Edward L. Kaplan