Patents by Inventor Naoya Imamura

Naoya Imamura 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).

  • Light control sheets
    Patent number: 5108857
    Abstract: A light control sheet capable of scattering an incident light of particular incident angle is produced by a method composed of preparing a film of a composition containing at least two photopolymerizable components having different refractive indexes, irradiating on the film a light from a particular direction, and obtaining a cured film of the light control sheet product. Such other light control sheets as capable of scattering a plurality of incident lights each of particular incident angle are obtained by modification of the above-mentioned method.
    Type: Grant
    Filed: April 5, 1990
    Date of Patent: April 28, 1992
    Assignees: Sumitomo Chemical Company, Limited, Nippon Sheet Glass Co., Ltd.
    Inventors: Shinichiro Kitayama, Teruho Adachi, Masahiro Ueda, Yuichi Aoki, Satoshi Shiiki, Akio Takigawa, Motoaki Yoshida, Naoya Imamura, Koichi Maeda, Hisayuki Kayanoki
  • Light control sheets
    Patent number: 4929523
    Abstract: A light control sheet capable of scattering an incident light of particular incident angle is produced by a method composed of preparing a film of a composition containing at least two photopolymerizable components having different refractive indexes, irradiating on the film a light from a particular direction, and obtaining a cured film of the light control sheet product. Such other light control sheets as capable of scattering a plurality of incident lights each of particular incident angle are obtained by modification of the above-mentioned method.
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: May 29, 1990
    Assignees: Sumitomo Chemical Company Limited, Nippon Sheet Glass Co., Ltd.
    Inventors: Shinichiro Kitayama, Teruho Adachi, Masahiro Ueda, Yuichi Aoki, Satoshi Shiiki, Akio Takigawa, Motoaki Yoshida, Naoya Imamura, Koichi Maeda, Hisayuki Kayanoki