Patents by Inventor Toshiki Sakaguchi

Toshiki Sakaguchi 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).

  • Plastic container
    Patent number: 7063222
    Abstract: In a plastic container manufactured by melting blow molding a heated and molten parison extruded from an extruder, a mouth 3 and/or a specified part of a body 2 has a thicker thickness than the body proper. One or more thick parts of the body 2 are continuously or discontinuously formed over part or all a peripheral, height or helical direction of the body of the container. The container enjoys enhanced rigidity, appearance and functionality even when the thickness of its body is considerably reduced.
    Type: Grant
    Filed: April 20, 2001
    Date of Patent: June 20, 2006
    Assignee: Toyo Seikan Kaisha, Ltd.
    Inventors: Toshiki Sakaguchi, Yuzuru Maruyama, Kenjiro Tanaka
  • Plastic container and method of producing the same
    Publication number: 20030000909
    Abstract: In a plastic container manufactured by melting blow molding a heated and molten parison extruded from an extruder, a mouth 3 and/or a specified part of a body 2 has a thicker thickness than the body proper. One or more thick parts of the body 2 are continuously or discontinuously formed over part or all a peripheral, height or helical direction of the body of the container. The container enjoys enhanced rigidity, appearance and functionality even when the thickness of its body is considerably reduced.
    Type: Application
    Filed: July 15, 2002
    Publication date: January 2, 2003
    Inventors: Toshiki Sakaguchi, Yuzuru Maruyama, Kenjiro Tanaka