Patents by Inventor Masaji Urahata

Masaji Urahata 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).

  • Buttonhole
    Patent number: D539511
    Type: Grant
    Filed: February 1, 2005
    Date of Patent: April 3, 2007
    Inventor: Masaji Urahata
  • Buttonhole
    Patent number: D540510
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: April 17, 2007
    Inventor: Masaji Urahata