Patents by Inventor Michiko Matsushita

Michiko Matsushita 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).

  • Patent number: 5440764
    Abstract: Disposable pants having a front body comprising a sheet having elastic stretchability in the transverse direction and a rear body comprising a sheet having no elastic stretchability. The sheets are bonded to each other with a transverse dimension of the front body in its transversely contracted state being smaller than a transverse dimension of the rear body so that laterally opposite waist sides of the user's body wearing the pants may be covered by a part of the rear body.
    Type: Grant
    Filed: June 24, 1992
    Date of Patent: August 15, 1995
    Assignee: Uni-Charm Co., Ltd.
    Inventor: Michiko Matsushita
  • Patent number: 5340424
    Abstract: This invention effectively avoids the inconvenience conventially occuring such that, with the pants of prior art being put on the user, the front body is displaced downward under a force exerted thereon as the user's legs move or under a weight of excretions accumulated in the crotch area of the pants, resulting in loosened leg-openings through which leak of excretion may occur.A front body comprising a sheet having elastic stretchability in the transverse direction and a rear body comprising a sheet having no elastic stretchability are bonded to each other with a transverse dimension of the front body in its transversely contracted state being smaller than a transverse dimension of the rear body so that laterally opposite waist sides of the user's body wearing the pants may be covered by a part of the rear body.
    Type: Grant
    Filed: December 11, 1992
    Date of Patent: August 23, 1994
    Assignee: Uni-Charm Corporation
    Inventor: Michiko Matsushita