Patents by Inventor Rika Andoh, legal representative

Rika Andoh, legal representative 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).

  • Sheet finisher with sheet folding capability and image forming system using the same
    Patent number: 7336921
    Abstract: A sheet folding device for folding a sheet or a sheet stack conveyed thereto of the present invention includes a path along which the sheet or the sheet stack to be folded is conveyed. A fold plate is movable in a direction perpendicular to the above path for forming a fold in the sheet or the sheet stack. A pair of rotatable fold rollers face the fold plate and are positioned one above the other. Pressing members exerts, when the fold is to be formed, a pair of equal pressing forces on the fold rollers to thereby maintain the nip between the fold rollers on a line including the locus of movement of the fold plate.
    Type: Grant
    Filed: August 14, 2003
    Date of Patent: February 26, 2008
    Assignee: Ricoh Company, Ltd.
    Inventors: Nobuyoshi Suzuki, Masahiro Tamura, Hiromoto Saitoh, Shuuya Nagasako, Naohiro Kikkawa, Hiroki Okada, Junichi Iida, Kenji Yamada, Junichi Tokita, Rika Andoh, legal representative, Akihito Andoh