Patents by Inventor Tatuo Takagi

Tatuo Takagi 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).

  • Oil application apparatus
    Patent number: 6579813
    Abstract: An oil application apparatus comprising a porous oil-holding member, a heat-resisting fiber felt, and an oil application amount control layer. The porous oil-holding member is impregnated with silicone oil. The heat-resisting fiber felt has a bending resistance in the range of 30 to 90 mm and is provided on an oil application side of the porous oil-holding member. The oil application amount control layer is provided on the oil application side of the heat-resisting fiber felt.
    Type: Grant
    Filed: July 5, 2000
    Date of Patent: June 17, 2003
    Assignee: Nichias Corporation
    Inventors: Kohichi Kimura, Tatuo Takagi, Shigeru Nakama, Isami Abe