Patents by Inventor Shuichiro Shimada

Shuichiro Shimada 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).

  • Publication number: 20120097167
    Abstract: Provided is a mask with a nosal cushion, the mask consisting of a filter that filters dust, wherein, the edges of the filter are folded back to create flaps that follow the depressions on both sides of the nosal region. A sponge of urethane foam or the like is affixed inside the flaps, thereby improving the fit of the mask by conforming the mask to the contours of the nosal region, resulting in a mask cushion with a nosal cushion that has cushioning properties and strong protective capabilities.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 26, 2012
    Inventors: Kenichi Ono, Shuichiro Shimada, Yusuke Takayama
  • Publication number: 20120000473
    Abstract: Provided is a mask which can be folded small and has improved portability and storability. A mask which can be folded small characterized in that, as FIG. 1 shows, a filter part, which comprises single or multi layered filter material and provides a rectangular section at the center when folded in two along the center line, is provided; triangular filter parts, each having the major side of the rectangular filter part as the bottom side, are formed in an integrated manner in the longitudinal direction of the rectangle, and tightening strings are attached to the respective minor sides of the rectangular filter part.
    Type: Application
    Filed: September 30, 2009
    Publication date: January 5, 2012
    Inventors: Nobuo Shigematsu, Kenichi Ono, Shuichiro Shimada, Yusuke Takayama
  • Patent number: 7086400
    Abstract: A mask comprising a mask main body and a face seal, wherein the outer periphery part of the main body and the outer periphery part of the face seal are adhered, said face seal is composed of a sheet prepared by laminating soft resin such as polyurethane resin on one surface of elastic fabric made of nylon or polyester fibers, and said laminated sheet is cut off to have a modified ring shape.
    Type: Grant
    Filed: May 2, 2003
    Date of Patent: August 8, 2006
    Assignee: Shigematsu Works Co., Ltd.
    Inventors: Nobuo Shigematsu, Kenichi Ono, Shuichiro Shimada
  • Publication number: 20030205231
    Abstract: A mask comprising a mask main body and a face seal, wherein the outer periphery part of the main body and the outer periphery part of the face seal are adhered, said face seal is composed of a sheet prepared by laminating soft resin such as polyurethane resin on one surface of elastic fabric made of nylon or polyester fibers, and said laminated sheet is cut off to have a modified ring shape.
    Type: Application
    Filed: May 2, 2003
    Publication date: November 6, 2003
    Applicant: SHIGEMATSU WORKS, CO., LTD.
    Inventors: Nobuo Shigematsu, Kenichi Ono, Shuichiro Shimada
  • Patent number: D602154
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: October 13, 2009
    Assignee: Shigematsu Works Co., Ltd.
    Inventors: Kenichi Ono, Shuichiro Shimada