Patents by Inventor Tsuyoshi Izawa

Tsuyoshi Izawa 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).

  • Patent number: 4014155
    Abstract: A predetermined number of coins in a stack are wrapped automatically in a coin wrapping apparatus with a material which is particularly adapted for wrapping coins and consisting of a highdensity polyethylene sheet. The sheet is unidirectionally predrawn in a direction coinciding with the peripheral direction of the stack of coins having a width and length exceeding the height and circumference of the stack of coins, wrapped about the stack to provide margins projecting beyond both end faces of the coin roll and the projecting margins are folded at both ends of the roll for providing crimped fold rims extending near the periphery on the roll end faces.
    Type: Grant
    Filed: March 10, 1975
    Date of Patent: March 29, 1977
    Assignee: Glory Kogyo Kabushiki Kaisha
    Inventors: Tsuyoshi Izawa, Masaru Itoda