Patents by Inventor Mineharu Kusano

Mineharu Kusano 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).

  • Method of and apparatus for automatically polishing a mother blank of sheet copper
    Patent number: 5688159
    Abstract: A device for automatically polishing a mother blank of sheet copper has a starting sheet auto-stripping line including a delivery device for carrying in mother blanks of sheet copper, a stripping device for stripping starting sheets from the mother blanks, a removal device for carrying out mother blanks after the starting sheets are stripped off and a device for polishing the surfaces of a mother blank from which starting sheets have been stripped off at a forward position in the direction in which the mother blanks are transferred.
    Type: Grant
    Filed: December 19, 1994
    Date of Patent: November 18, 1997
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Mineharu Kusano, Kenzou Takabatake, Yutaka Kataoka