Patents by Inventor Machiko Tomioka

Machiko Tomioka 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).

  • Logic analyzer having search and comparison capabilities
    Patent number: 4623984
    Abstract: A logic analyzer is disclosed which displays at least an input logic signal on a cathode ray tube, controls a cursor position on the cathode ray tube and obtains a relationship between a predetermined phenomenon included in the input logic signal and the cursor position. In a search mode, the predetermined phenomenon is a search word or a glitch. In a compare mode, the predetermined phenomenon is a reference logic signal.
    Type: Grant
    Filed: August 7, 1985
    Date of Patent: November 18, 1986
    Assignee: Sony/Tektronix Corporation
    Inventors: Hidemi Yokokawa, Rikichi Murooka, Miyuki Fukuzawa, Machiko Tomioka