Patents by Inventor Ikkei Miyoshi

Ikkei Miyoshi 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).

  • Surface grinding machine
    Patent number: 5035087
    Abstract: A surface grinding machine comprises a wheel head vertically movably supported; a cup-shaped diamond wheel supported by a rotatable wheel shaft at one end of the wheel head and having an abrasive grain layer of Young's modulus (10-15).times.10.sup.4 kgf/cm.sup.
    Type: Grant
    Filed: December 7, 1987
    Date of Patent: July 30, 1991
    Assignees: Sumitomo Electric Industries, Ltd., Asahi Diamond Industrial Co. Ltd., Nissei Industry Corporation
    Inventors: Masanori Nishiguchi, Takeshi Sekiguchi, Ikkei Miyoshi, Kiyoshi Nishio