Patents by Inventor Masatoshi Minahara

Masatoshi Minahara 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).

  • Welding and cutting machine for metals
    Patent number: D885448
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: May 26, 2020
    Assignee: Koike Sanso Kogyo Co., Ltd.
    Inventors: Satoshi Ohta, Daisuke Kato, Masatoshi Minahara, Shun Hasegawa