Patents by Inventor Shozo Kawana

Shozo Kawana 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).

  • High frequency induction heating method for rocker arms
    Patent number: 5528019
    Abstract: Disclosed is a high-frequency heating apparatus including an elongated chamber in which a plurality of rocker arms are introduced, each of the rocker arms being attached with a chip and brazing filler such as a copper wax, a high-frequency brazing coil for high-frequency heating a designated part of each rocker arm in the chamber to braze the chip to the rocker arm, a high-frequency temperature-holding coil for holding the temperature of the rocker arm constant, and a nitrogen gas supplying device for keeping the chamber filled with a nitrogenous atmosphere during the high-frequency heating.
    Type: Grant
    Filed: May 4, 1995
    Date of Patent: June 18, 1996
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Ryoei Shintani, Yoshihide Fuziwara, Shozo Kawana, Haruo Tanaka, Daiji Ito
  • High-frequency induction heating apparatus for rocker arms
    Patent number: 5444221
    Abstract: Disclosed is a high-frequency heating apparatus including an elongated chamber in which a plurality of rocker arms are introduced, each of the rocker arms being attached with a chip and brazing filler such as a copper wax, a high-frequency brazing coil for high-frequency heating a designated part of each rocker arm in the chamber to braze the chip to the rocker arm, a high-frequency temperature-holding coil for holding the temperature of the rocker arm constant, and a nitrogen gas supplying device for keeping the chamber filled with a nitrogenous atmosphere during the high-frequency heating.
    Type: Grant
    Filed: January 3, 1994
    Date of Patent: August 22, 1995
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Ryoei Shintani, Yoshihide Fuziwara, Shozo Kawana, Haruo Tanaka, Daiji Ito