Patents by Inventor Shuhei Izuchi

Shuhei Izuchi 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 for improving aluminum alloy cast structural member
    Patent number: 5749980
    Abstract: An aluminum alloy casting is provided high weldability by consisting of 3.5 to 12.0 Wt % of Si and hydrogen in a limited content to be less than or equal to 0.3 cc per 100 g of alloy. The aluminum alloy casting thus has strength and ductility suitable for application to a joint for automotive frames.
    Type: Grant
    Filed: July 23, 1996
    Date of Patent: May 12, 1998
    Assignee: Kabushiki Kaisha Kobe Seiko Sho
    Inventors: Shuhei Izuchi, Tsuyoshi Matsumoto
  • Joint of aluminum alloy casting
    Patent number: 5576112
    Abstract: An aluminum alloy casting is provided high weldability by consisting of 3.5 to 12.0 Wt % of Si and hydrogen in a limited content to be less than or equal to 0.3 cc per 100 g of alloy. The aluminum alloy casting thus has strength and ductility suitable for application to a joint for automotive frames.
    Type: Grant
    Filed: August 26, 1994
    Date of Patent: November 19, 1996
    Assignee: Kabushiki Kaisha Kobe Seiko Sho
    Inventors: Shuhei Izuchi, Tsuyoshi Matsumoto