Patents by Inventor John A. Rimshaw

John A. Rimshaw 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).

  • Laser-programmable clocked-logic integrated-circuit
    Patent number: 5489856
    Abstract: A laser-programmable clocked-logic integrated-circuit cell having a transmission gate; a first laser-cut area; a first two-input nand gate; a second two-input nand gate; a third two-input nand gate; a first inverter; a first tri-state clocked-inverter; a second laser-cut area; a second inverter; a third inverter; a second tri-state clocked-inverter; a third laser-cut area; a fourth two-input nand gate; a fifth two-input nand gate; a sixth two-input nand gate; a fourth inverter; a third tri-state clocked-inverter; a fourth tri-state clocked-inverter; a first laser-link area; a second laser-link area; a fourth laser-cut area; a fifth laser-cut area; and a third laser-link area.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: February 6, 1996
    Assignee: The United States of America as represented by the Director of the National Security Agency
    Inventors: John A. Rimshaw, Daniel A. Anthony