Patents by Inventor Taro Edo

Taro Edo 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).

  • Cemented carbide products and manufacturing method
    Patent number: 4082559
    Abstract: If cemented carbide products such as hot rolling-mill rolls, plugs and dies can be made of the powder reclaimed from scrapped cemented carbide products and the virgin powder of cemented carbide, it is possible to obtain cemented carbide products lower in price and capable of meeting the requirements of severe working conditions.
    Type: Grant
    Filed: January 21, 1977
    Date of Patent: April 4, 1978
    Assignee: Fuji Die Co., Ltd.
    Inventors: Minoru Mishuku, Taro Edo, Nobujiro Tsuchiya