Patents by Inventor Shyoichiro Usui

Shyoichiro Usui 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).

  • Machine tool with automatic tool changer
    Patent number: 4117586
    Abstract: A machine tool with an automatic tool changer having a tool storage magazine accommodating tools having the same shank configuration as that of the first shank, tools having the same configuration as that of the second shank, and a tool adaptor which has the same configuration as the larger of the first shank or second shank and which incorporate the smaller shank sections of the tools of the first shank or second shank configuration.
    Type: Grant
    Filed: April 12, 1976
    Date of Patent: October 3, 1978
    Assignee: Hitachi Seiki Co., Ltd.
    Inventors: Yoshiro Uchida, Toshihiko Mizuno, Isao Higuchi, Susumu Imai, Shyoichiro Usui