Patents by Inventor Koichi Yokowo

Koichi Yokowo 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).

  • Collapsible partitioned corrugated cardboard container
    Patent number: 4454946
    Abstract: A container comprising a pallet having a frame-like upright wall, two sets of a pair of side plates assembled on the pallet and which are bended in the form of a U-letter and opposed to form a box-like configuration, a plurality of rectangular partition plates received as longitudinal partition members within the opposed side plates, and receiving boxes in the form of a flat plate which receive the side plates and the partition plates therein when the container is not in use and which serve as lid portions to cover the top when it is in use.
    Type: Grant
    Filed: September 21, 1981
    Date of Patent: June 19, 1984
    Assignees: Toppan Containers Co., Ltd., Toppan Printing Co., Ltd.
    Inventor: Koichi Yokowo