Patents by Inventor Toshiaki Onimaru

Toshiaki Onimaru 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).

  • GREEN PHOSPHOR AND PLASMA DISPLAY PANEL
    Publication number: 20100213414
    Abstract: A green phosphor represented by Formula (A1-xTbx)a(B1-yMny)bCcOb+1.5(a+c), wherein A includes La, and Yb and/or Gd, B includes at least one kind selected from Mg, Zn, Sc, V, Cr, Co, Ni, Cu, In, Zr, Nb, Ta, Mo, and Sn, C includes at least one selected from Al, B, Ga, Si, P, Ti, Fe, B, and Ge, 0?x?1, 0?y?1, 0.8?a?1.2, 0<b?1.5, 8?c?30, and having a magnetoplumbite type crystal structure.
    Type: Application
    Filed: January 13, 2006
    Publication date: August 26, 2010
    Inventors: Toshiaki Onimaru, Shinya Fukuta, 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
  • Green phosphor and device using the same
    Patent number: 7037445
    Abstract: A green phosphor having a magnetoplumbite-type crystal structure, which contains at least Mn, La and Tb, which contains at least Tb and La but does not contain Ce or which contains at least Mn, La and Zn. The green phosphor of the present invention can be used as phosphor capable of being excited by vacuum ultraviolet radiation.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: May 2, 2006
    Assignee: Fujitsu Limited
    Inventors: Shinya Nukuta, Toshiaki Onimaru
  • 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
  • green phosphor and device using the same
    Patent number: 6861797
    Abstract: A green phosphor represented by the formula: A(Zn1?xMnx)Al10O17 wherein A is Ca, Ba or Sr and x is a number satisfying 0.02?x?0.14.
    Type: Grant
    Filed: May 11, 2004
    Date of Patent: March 1, 2005
    Assignee: Fujitsu Limited
    Inventors: Toshiaki Onimaru, Shinya Fukuta, Tomonari Misawa
  • Green phosphor and device using the same
    Publication number: 20030173542
    Abstract: A green phosphor having a magnetoplumbite-type crystal structure, which contains at least Mn, La and Tb, which contains at least Tb and La but does not contain Ce or which contains at least Mn, La and Zn.
    Type: Application
    Filed: March 13, 2003
    Publication date: September 18, 2003
    Applicant: Fujitsu Limited
    Inventors: Shinya Fukuta, Toshiaki Onimaru