Patents by Inventor Hironori Sakata

Hironori Sakata 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).

  • Display device and green phosphor
    Patent number: 8114312
    Abstract: A display device comprising at least one phosphor layer, the phosphor layer containing a green phosphor represented by the following formula: (A1-xBx) (Zn1-yMny) Al10O17 wherein, A is an element selected from Ca, Ba and Sr, B is a rare-earth element, x is a number satisfying 0.0001?x?0.1, and y is a number satisfying 0.02?y?0.14.
    Type: Grant
    Filed: February 28, 2005
    Date of Patent: February 14, 2012
    Assignee: Hitachi Plasma Patent Licensing Co., Ltd.
    Inventors: Toshiaki Onimaru, Shinya Fukuta, Tomonari Misawa, Hironori Sakata, Shigeo Kasahara
  • Display Device and Green Phosphor
    Publication number: 20080315750
    Abstract: A display device comprising at least one phosphor layer, the phosphor layer containing a green phosphor represented by the following formula: (A1-xBx) (Zn1-yMny) Al10O17 wherein, A is an element selected from Ca, Ba and Sr, B is a rare-earth element, x is a number satisfying 0.0001?x?0.1, and y is a number satisfying 0.02?y?0.14.
    Type: Application
    Filed: February 28, 2005
    Publication date: December 25, 2008
    Applicant: HITACHI PLASAMA PATENT LICENSING CO., LTD.
    Inventors: Toshiaki Onimaru, Shinya Fukuta, Tomonari Misawa, Hironori Sakata, Shigeo Kasahara
  • Display Device and Green Phosphor
    Publication number: 20080191600
    Abstract: A display device comprising at least one phosphor layer, the phosphor layer containing a green phosphor of ? alumina structure represented by the following formula: A(Zn1-x-yMgxMny)Al10O17 wherein, A is an element selected from Ca, Ba and Sr, x is a number satisfying 0.01?x?0.3, and y is a number satisfying 0.02?x?0.14.
    Type: Application
    Filed: March 17, 2005
    Publication date: August 14, 2008
    Inventors: Tomonari Misawa, Shinya Fukuta, Toshiaki Onimaru, Hironori Sakata, Shigeo Kasahara
  • Phosphor and device using the same
    Patent number: 7300605
    Abstract: A phosphor having a magnetoplumbite-type crystal structure and comprising at least one element selected from B, Si, P, Ge, Ti, V, Ni, Ta, Nb, Mo, W, Yb, Tm and Bi.
    Type: Grant
    Filed: March 25, 2005
    Date of Patent: November 27, 2007
    Assignee: Hitachi, Ltd.
    Inventors: Shinya Fukuta, Toshiaki Onimaru, Tomonari Misawa, Hironori Sakata
  • Phosphor and device using the same
    Publication number: 20050161639
    Abstract: A phosphor having a magnetoplumbite-type crystal structure and comprising at least one element selected from B, Si, P, Ge, Ti, V, Ni, Ta, Nb, Mo, W, Yb, Tm and Bi.
    Type: Application
    Filed: March 25, 2005
    Publication date: July 28, 2005
    Applicant: Fujitsu Limited
    Inventors: Shinya Fukuta, Toshiaki Onimaru, Tomonari Misawa, Hironori Sakata