Patents by Inventor Jun Yamaki

Jun Yamaki 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 manufacturing metallic vacuum double-walled container
    Patent number: 5588197
    Abstract: A metallic vacuum double-walled container and manufacturing method therein is provided in which an inner container and outer container are both formed from a metal. From among the aforementioned, at least the outer container possesses a body which is formed by rolling a steel plate with a Vickers hardness of 250.about.600. The outer container is then shaped into a cylindrical body, and joined to a processed inner container at their mouth portions to form a metallic double-walled container. This metallic double-walled container is then heat treated at a temperature of 200.degree..about.600.degree. C. under a vacuum, and the space between the two walls of the metallic double-walled container is vacuum sealed to form the final product.
    Type: Grant
    Filed: May 16, 1995
    Date of Patent: December 31, 1996
    Assignee: Nippon Sanso Corporation
    Inventors: Yasuhiko Satomi, Seiichi Itoh, Eiji Otsuka, Jun Yamaki, Takashi Kato
  • Metallic vacuum double-walled container
    Patent number: 5573140
    Abstract: A metallic vacuum double-walled container is provided in which an inner container and outer container are both formed from a metal. From among the aforementioned, at least the outer container possesses a body which is formed by rolling a steel plate with a Vickers hardness of 250.about.600.
    Type: Grant
    Filed: August 7, 1995
    Date of Patent: November 12, 1996
    Assignee: Nippon Sanso Corporation
    Inventors: Yasuhiko Satomi, Seiichi Itoh, Eiji Otsuka, Jun Yamaki, Takashi Kato