Patents by Inventor Akira Toyonaga

Akira Toyonaga 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).

  • Ink-fouling preventing sheet
    Patent number: 6203914
    Abstract: An ink-fouling preventing sheet which is attached to a feed or delivery cylinder that supports and moves a printed paper in an offset press. The sheet comprises a flexible sheet base; an adhesive layer formed on the base; many small balls partially buried in the adhesive layer; a primer layer applied over the exposed convex portions of the small balls in the adhesive layer; and a set resin layer made of a silicone-modified urethane resin and applied on the primer layer to take the convex shapes of the small balls.
    Type: Grant
    Filed: November 18, 1997
    Date of Patent: March 20, 2001
    Assignees: Shinoda & Co., Ltd., Reflite Kabushiki Kaisha
    Inventors: Momoki Sudo, Takaaki Tottori, Akira Toyonaga
  • Helical formed take-up liner for uncured rubber members and method of producing the same
    Patent number: 5049426
    Abstract: A take-up liner for uncured rubber members is a band-like laminate of inextensible reinforcing cloth, flexible foamed layer arranged thereon, extensible cloth arranged thereon and sheet-like elastomer layer adhered thereto and has a helical formed shape.
    Type: Grant
    Filed: August 4, 1989
    Date of Patent: September 17, 1991
    Assignees: Pyramid Corporation, Bridgestone Corporation
    Inventors: Iwao Kimura, Akira Toyonaga, Koichi Sanada, Koji Nonaka, Kenichi Haraga