Patents by Inventor Shinkiti Yamashita

Shinkiti Yamashita 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).

  • Foam substrate-attached adhesive sheets
    Patent number: 5334447
    Abstract: A foam substrate-attached adhesive sheet or tape comprising a substrate having formed thereon a layer of a pressure-sensitive adhesive, wherein the substrate is a foam elastomer having a breaking elongation of at least 800% and an apparent 800% modulus of from 1.0 to 15 kg/cm.sup.2 in a tensile test of 23.degree. C., and a breaking elongation of at least 400% and an apparent 400% modulus of from 2.0 to 60 kg/cm.sup.2 in a tensile test of -30.degree. C.
    Type: Grant
    Filed: December 3, 1993
    Date of Patent: August 2, 1994
    Assignee: Nitto Denko Corporation
    Inventors: Yoshinao Kitamura, Shinkiti Yamashita, Yasuyuki Tokunaga, Masahiko Ando, Takeshi Yamanaka