Patents by Inventor Yuzi Nishino

Yuzi Nishino 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).

  • Connection structure having sealing function for spigot member
    Patent number: 4755079
    Abstract: A structure for connecting a plug or like spigot member to an internally threaded socket portion of a device by screwing a male screw projecting from the spigot member into the socket portion. When the spigot member is tightened up, a flange of metal formed on the shank of the screw integrally therewith over the entire circumference of the shank is cut off and clamped between the socket portion and the spigot member to provide a gas- or air-tight connection permitting no leakage.
    Type: Grant
    Filed: January 16, 1987
    Date of Patent: July 5, 1988
    Inventor: Yuzi Nishino