Patents by Inventor Kazuyhoshi Ebina

Kazuyhoshi Ebina 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).

  • Optical component, lighting device and display device
    Patent number: 8134657
    Abstract: One embodiment of the present invention is an optical component, including a first main surface and a second main surface wherein a plurality of two-dimensionally arranged first convex parts are arranged on the first main surface, each of the first convex parts being independent and an aspherical micro lens having an approximate semispherical shape or an approximate elliptic semispherical shape, or having a rounded tip, and a plurality of second convex parts of the height of which is lower than the height of the plurality of the first convex parts, the second convex parts comprising a lens extending in a one dimensional direction, the lens being arranged in one or two directions.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: March 13, 2012
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Tomohiro Nakagome, Yuki Igarashi, Kazuyhoshi Ebina, Hidenori Echizen