Patents Assigned to Ogura Art Printing Co. Ltd.
  • Packaging box having an improper tear prevention structure
    Patent number: 4887764
    Abstract: The present invention relates to a packaging box with a cover plate and base plate for closing the top and bottom openings of a quadrangular cylindrical body for holding medical supplies or the like, and provides a tear prevention function to keep the medical supplies or the like held inside the box out of risks of mischief and pilferage.
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: December 19, 1989
    Assignee: Ogura Art Printing Co., Ltd.
    Inventor: Yoshiharu Ogura
  • Packaging box having a tear prevention structure
    Patent number: 4752028
    Abstract: The present invention relates to a packaging box with a cover plate and base plate for closing the top and bottom openings of a quadrangular cylindrical body for holding medical supplies or the like, and provides a tear prevention function to keep the medical supplies or the like held inside the box out of risks of mischief and pilferage.
    Type: Grant
    Filed: April 8, 1987
    Date of Patent: June 21, 1988
    Assignee: Ogura Art Printing Co. Ltd.
    Inventor: Yoshiharu Ogura