Patents by Inventor Shigenori Ueno

Shigenori Ueno 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).

  • Position detecting apparatus
    Patent number: 5331680
    Abstract: A position detecting apparatus comprises a motion detecting section for generating a pulse when a carriage passes each of coordinate points set in a reciprocal movement span thereof at a predetermined pitch, and a counting section for storing position data representing an initial position of the carriage in advance, incrementing the position data in response to a pulse which is generated by the motion detecting section when the carriage is moved in the forward direction, and decrementing the position data in response to a pulse which is generated by the motion detecting section when the carriage is moved in the backward direction.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: July 19, 1994
    Assignee: Tokyo Electric Co., Ltd.
    Inventor: Shigenori Ueno