Patents by Inventor Shigeich Ako

Shigeich Ako 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 and apparatus for producing a bag-in-carton
    Patent number: 4918906
    Abstract: In a method and a device for producing bags wrapped in a carton, carton blanks are fed to a first conveyor in which a square tubular half-finished carton is produced which is fed to a second conveyor wherein the half-finished carton is formed into a box-like shaped carton, into which a bag made of film in a bag making apparatus is inserted. The bag wrapped with carton is then filled with a product to be packed and sealed.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: April 24, 1990
    Assignee: Matsushima Engineering Co., Ltd.
    Inventor: Shigeich Ako