Patents by Inventor Yoshifumi Sakakiya

Yoshifumi Sakakiya 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 cash register
    Patent number: 4595985
    Abstract: This disclosure is directed to an improved electronic cash register which includes a detecting device for detecting that a cash drawer of the cash register is opened, a warning device for effecting processings of warning, and a control circuitry which performs the warning processings by the warning device when the detecting device does not detect the opening of the cash drawer within a predetermined period of time after output of an open instruction for the cash drawer.
    Type: Grant
    Filed: August 16, 1983
    Date of Patent: June 17, 1986
    Assignee: Omron Tateisi Electronics Co.
    Inventor: Yoshifumi Sakakiya