Patents by Inventor Yuzi Ideshita

Yuzi Ideshita 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: 5111972
    Abstract: A container is capable of containing a plurality of creamy substances and of simultaneously extruding the plurality of creamy substances through holes formed in an upper wall. The container includes a tubular case provided with a plurality of chambers for containing the plurality of creamy substances, a tubular member disposed in each chamber for axial movement, a hollow cylinder rotatably fitted over the tubular member and having longitudinal teeth on its outer surface, the hollow cylinder being interlocked with the tubular member by means of screw threads, an extrusion plunger, fitted in each chamber for axial movement and including a plate member fitted in the chamber in a liquid-tight manner and a tubular boss projecting downwardly from the plate member, the latter being fitted between the tubular member and the hollow cylinder, and an operating member capable of simultaneously rotating the two hollow cylinderes.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: May 12, 1992
    Assignees: Pola Chemical Industries Inc., Yoshida Industry Co., Ltd.
    Inventors: Yoshihumi Sakurai, Yuzi Ideshita, Takashi Sugiyama