Patents by Inventor Hiroki Iwabu

Hiroki Iwabu 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).

  • Publication number: 20090002818
    Abstract: There are provided a rear projection screen and a rear projection display apparatus capable of achieving a large lenticular pitch Lp and a high pitch ratio Gp/Lp and suppressing moire. The rear projection screen includes a plurality of pixels with an outer edge having a rhombus shape inclined with respect to a horizontal direction and a vertical direction of a screen of the rear projection screen, and a lenticular lens sheet diffusing light emitted from a rear projection projector within a certain angle range. The plurality of pixels are arranged in such a way that their outer edges are adjacent to each other, a lens pitch Lp (mm) of the lenticular lens sheet satisfies Lp?0.15, and a pitch ratio Gp/Lp of a pitch Gp (mm) of the pixels and the lens pitch Lp satisfies Gp/Lp?1.0.
    Type: Application
    Filed: February 28, 2006
    Publication date: January 1, 2009
    Applicant: KURARAY CO., LTD
    Inventors: Hiroki Iwabu, Yoshihiro Kumagai, Youji Ono