Patents by Inventor Amy K. Tamura

Amy K. Tamura 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).

  • Electronic clock/timer
    Patent number: D269857
    Type: Grant
    Filed: July 29, 1981
    Date of Patent: July 26, 1983
    Assignee: Dart Industries Inc.
    Inventors: John W. Goodin, Edward E. Albright, Amy K. Tamura
  • Electronic timing and controlling device
    Patent number: D274314
    Type: Grant
    Filed: December 16, 1981
    Date of Patent: June 19, 1984
    Assignee: Dart Industries Inc.
    Inventors: John W. Goodin, Edward E. Albright, Amy K. Tamura
  • Electronic timing device
    Patent number: D275082
    Type: Grant
    Filed: December 16, 1981
    Date of Patent: August 14, 1984
    Assignee: Dart Industries Inc.
    Inventors: John W. Goodin, Edward E. Albright, Amy K. Tamura