Patents by Inventor Wataru Tsugawa

Wataru Tsugawa 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: 7121281
    Abstract: The present invention provides a condom with a wearing aid comprising a natural or synthetic rubber condom and a wearing aid, wherein, when the outer peripheral wall of the condom is rolled up from the open end of the condom toward the closed end thereof so as to be turned inside, a band-shaped elastic material is stacked on the outer periphery near the open end and rolled up together into the inside of an rolled up part, where the elastic material is selected from (1) a band shaped elastic high polymer material, as Material A provided with a number of cut off aperture parts or a number of cuts almost orthogonal to the longitudinal direction of the band, or (2) an expandable bandage or an band-shaped non-woven stretch fabric as Material B.
    Type: Grant
    Filed: October 7, 2004
    Date of Patent: October 17, 2006
    Assignee: Shoei Limited Co.
    Inventor: Wataru Tsugawa
  • Publication number: 20050076918
    Abstract: The present invention provides a condom with a wearing aid comprising a natural or synthetic rubber condom and a wearing aid, wherein, when the outer peripheral wall of the condom is rolled up from the open end of the condom toward the closed end thereof so as to be turned inside, a band-shaped elastic material is stacked on the outer periphery near the open end and rolled up together into the inside of an rolled-up part, where the elastic material is selected from (1) a band-shaped elastic high polymer material, as Material A provided with a number of cut off aperture parts or a number of cuts almost orthogonal to the longitudinal direction of the band, or (2) an expandable bandage or an band-shaped non-woven stretch fabric as Material B.
    Type: Application
    Filed: October 7, 2004
    Publication date: April 14, 2005
    Inventor: Wataru Tsugawa
  • Publication number: 20040089309
    Abstract: A condom with a wearing auxiliary device including a condom made of a natural rubber or a synthetic rubber and a wearing auxiliary device, including a structure in which the wearing auxiliary device is used as a core material of the rolled-up part which is formed by rolling-up a condom body from the open end of the condom toward the closed end having a teat so that the outer surface of the condom turns inside, wherein the wearing auxiliary device includes a wearing auxiliary device selected from the group consisting of a wearing auxiliary device (a) including a coil-shaped member composed of a material selected from the group consisting of a rubber-like elastic substance, a polymer foam, a polymeric substance and a metal; and a wearing auxiliary device (b) composed of a polymeric material having rubber elasticity.
    Type: Application
    Filed: October 21, 2003
    Publication date: May 13, 2004
    Inventor: Wataru Tsugawa