Patents by Inventor Satoshi Kogawara

Satoshi Kogawara 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).

  • Looper thread paying-out apparatus for sewing machine
    Patent number: 5487347
    Abstract: The present invention provides a looper thread paying-out apparatus of sewing machine in which apparatus a variation of paying-out tension of the thread from a bobbin does not affect a seam.Just before a thread tensioner of a looper system which feeds a looper thread from a bobbin of sewing machine through to thread tensioner, an auxiliary paying-out apparatus is provided for paying out previously a portion of thread for a length of one stitch corresponding to an amount of horizontal cloth feed and feeding that portion into the thread tensioner at zero tension.
    Type: Grant
    Filed: November 16, 1994
    Date of Patent: January 30, 1996
    Assignee: Juki Corporation
    Inventor: Satoshi Kogawara