Patents by Inventor Takami Sasaki

Takami Sasaki 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).

  • Indicator needle of automotive instrument and method of manufacturing the same
    Patent number: 5161872
    Abstract: An indicator needle is provided with a base having a groove having a U-shaped cross section, which groove has an opening in an upper surface thereof and extends in a longitudinal direction of the indicator, and a light transmitting lens which plugs the opening of the upper surface of the base. A plurality of light emitting diodes are arranged in the groove of the base. Base ribs each having a triangular cross section and formed integrally with the base so as to cross the groove of the base are provided in the groove of the base, as well. Light generated from the light emitting diodes directly illuminates the lens, or is reflected by the base ribs to illuminates the same.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: November 10, 1992
    Assignees: Nippondenso Co., Ltd., Toyota Jidosha Kabushiki Kaisha, Stanley Electric Co., Ltd.
    Inventors: Takami Sasaki, Hirofumi Imaizumi, Satoshi Yamada, Masahiro Yasutake, Susumu Takeda