Patents by Inventor Kiyotaka Yanagisawa

Kiyotaka Yanagisawa 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: 6635328
    Abstract: An integral skin foam molded article having a core formed with an accommodating recess. An erected wall of the core around the accommodating recess is formed at its intermediate position with a core side step extending perpendicularly to the inner surface of the erected wall so that a bottom side portion of the accommodating recess is narrower than an opening side portion thereof. The skin includes a peripheral erected part with the peripheral erected part of the skin being formed at its intermediate position with a skin side step that is located closer to the opening of the accommodating recess than the core side step of the erected wall, that is extended perpendicularly to the peripheral erected part of the skin, and that is bent toward inside of the accommodating recess. The peripheral erected part of the skin is pressed against the inner surface of the erected wall of the core.
    Type: Grant
    Filed: September 26, 2001
    Date of Patent: October 21, 2003
    Assignee: Nishikawa Kasei Co., Ltd.
    Inventors: Tetsuo Shimabara, Kiyotaka Yanagisawa, Shigenori Kawanoue, Hideki Imai
  • Publication number: 20020052424
    Abstract: A core 3 is formed with an accommodating recess 9 for accommodating a foamed layer 7. An erected wall 11 of the core 3 around the accommodating recess 9 is formed at its intermediate position with a core side step 13 so that a bottom side portion of the accommodating recess 9 is narrower than an opening side portion thereof. A skin 5 has a peripheral erected part 17 covering the foamed layer 7. The peripheral erected part 17 of the skin 5 is formed at its intermediate position with a skin side step 19 that is located closer to the opening of the accommodating recess 9 than the core side step 13 and that is bent toward inside of the accommodating recess 9. An opening side portion 17a of the peripheral erected part 17 closer to the opening of the accommodating recess 9 than the skin side step 19 is pressed against an opening side portion 11a of the erected wall 11 closer to the opening of the accommodating recess 9 than the core side step 13.
    Type: Application
    Filed: September 26, 2001
    Publication date: May 2, 2002
    Inventors: Tetsuo Shimabara, Kiyotaka Yanagisawa, Shigenori Kawanoue, Hideki Imai