Patents by Inventor Fumiki Ogami

Fumiki Ogami 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).

  • Protection of a stern tube shaft liner
    Patent number: 4146448
    Abstract: A method for the electrical protection of a liner used for sealing the stern tube shaft of a ship using an oil bath system, is characterized in that on the sea water-exposed side of the flange portion of the liner proper, at least one easily replaceable sacrificial anode block member is mounted in a circumferential form on the flange portion.
    Type: Grant
    Filed: October 14, 1977
    Date of Patent: March 27, 1979
    Assignee: Kobe Steel, Limited
    Inventors: Ichiji Nakano, Youji Kurose, Fumiki Ogami