Patents by Inventor Shinobu Aoyagi
Shinobu Aoyagi 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).
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Patent number: 9337399Abstract: A phosphor has the general formula (M2x,M3y,M4z)mM1O3X(2/n), wherein M1 represents at least one element including at least Si and selected from the group consisting of Si, Ge, Ti, Zr, and Sn, M2 represents at least one element including at least Ca and selected from the group consisting of Ca, Mg, Cd, Co, and Zn, M3 represents at least one element including at least Sr and selected from the group consisting of Sr, Ra, Ba, and Pb, X represents at least one halogen element, M4 represents at least one element including at least Eu2+ and selected from the group consisting of rare-earth elements and Mn, m is in the range 1?m?4/3, n is in the range 5?n?7, and x, y, and z are each in such a range as to satisfy x+y+z=1, 0.45?x?0.8, 0.05?y?0.45, and 0.45, and 0.03?z?0.35.Type: GrantFiled: October 31, 2014Date of Patent: May 10, 2016Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Yasutaka Sasaki, Hisayoshi Daicho, Shinobu Aoyagi, Hiroshi Sawa
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Publication number: 20150048406Abstract: A phosphor has the general formula (M2x,M3y,M4z)mM1O3X(x/n), wherein M1 represents at least one element including at least Si and selected from the group consisting of Si, Ge, Ti, Zr, and Sn, M2 represents at least one element including at least Ca and selected from the group consisting of Ca, Mg, Cd, Co, and Zn, M3 represents at least one element including at least Sr and selected from the group consisting of Sr, Ra, Ba, and Pb, X represents at least one halogen element, M4 represents at least one element including at least Eu2+ and selected from the group consisting of rare-earth elements and Mn, m is in the range 1?m?4/3 n is in the range 5?n?7, and x, y, and z are each in such a range as to satisfy x+y+z=1, 0.45?x?0.8, 0.05?y?0.45, and 0.45, and 0.03?z?0.35.Type: ApplicationFiled: October 31, 2014Publication date: February 19, 2015Applicant: Koito Manufacturing Co., Ltd.Inventors: Yasutaka SASAKI, Hisayoshi Daicho, Shinobu Aoyagi, Hiroshi Sawa
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Publication number: 20120256222Abstract: A phosphor has the general formula (M2x,M3y,M4z)mM1O3X(2/n), wherein M1 represents at least one element including at least Si and selected from the group consisting of Si, Ge, Ti, Zr, and Sn, M2 represents at least one element including at least Ca and selected from the group consisting of Ca, Mg, Cd, Co, and Zn, M3 represents at least one element including at least Sr and selected from the group consisting of Sr, Ra, Ba, and Pb, X represents at least one halogen element, M4 represents at least one element including at least Eu2+ and selected from the group consisting of rare-earth elements and Mn, m is in the range 1?m?4/3, n is in the range 5?n?7.Type: ApplicationFiled: November 19, 2010Publication date: October 11, 2012Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Yasutaka Sasaki, Hisayoshi Daicho, Shinobu Aoyagi, Hiroshi Sawa
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Patent number: 8262935Abstract: A phosphor includes a composition represented by the formula: (M2x, M3y, M4z)mM1O3X(2/n), wherein M1 is Si and may include at least one element selected Ge, Ti, Zr, and Sn; M2 is Ca and may include at least one element selected Mg, Ba, and Zn; M3 is Sr and may include at least one element selected from the group consisting of Mg, Ba, and Zn; X is at least one kind of halogen element; M4 is Eu2+ and may includes at least one element rare-earth elements and Mn, wherein m is in a range of 6/6?m?8/6; n is in a range of 5?n?7; and x, y, and z satisfies x+y+z=1, where 0<x<1, 0<y<1, and 0.01?z?0.3.Type: GrantFiled: July 19, 2010Date of Patent: September 11, 2012Assignee: Koito Manufacturing Co., Ltd.Inventors: Hisayoshi Daicho, Takeshi Iwasaki, Kiminori Enomoto, Yu Shinomiya, Shinobu Aoyagi
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Publication number: 20110025193Abstract: A phosphor includes a composition represented by the formula: (M2x, M3y, M4z)mM1O3X(2/n), wherein M1 is Si and may include at least one element selected Ge, Ti, Zr, and Sn; M2 is Ca and may include at least one element selected Mg, Ba, and Zn; M3 is Sr and may include at least one element selected from the group consisting of Mg, Ba, and Zn; X is at least one kind of halogen element; M4 is Eu2+ and may includes at least one element rare-earth elements and Mn, wherein m is in a range of 6/6?m?8/6; n is in a range of 5?n?7; and x, y, and z satisfies x+y+z=1, where 0<x<1, 0<y<1, and 0.01?z?0.3.Type: ApplicationFiled: July 19, 2010Publication date: February 3, 2011Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Hisayoshi DAICHO, Takeshi IWASAKI, Kiminori ENOMOTO, Yu SHINOMIYA, Shinobu AOYAGI
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Patent number: 7704411Abstract: A phosphor is provided. The phosphor includes a composition represented by the formula: M1O2.aM2O.bM3X2:M4,where M1 is at least one element selected from the group consisting of Si, Ge, Ti, Zr, and Sn; M2 is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn; M3 is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn; X is at least one halogen element; M4 is at least one element essentially including Eu2+ selected from the group consisting of rare-earth elements and Mn; a is in the range of 0.1?a?1.3; and b is in the range of 0.1?b?0.25.Type: GrantFiled: April 4, 2008Date of Patent: April 27, 2010Assignee: Koito Manufacturing Co., Ltd.Inventors: Hisayoshi Daicho, Takeshi Iwasaki, Kiminori Enomoto, Yu Shinomiya, Shinobu Aoyagi
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Publication number: 20080253951Abstract: A phosphor is provided. The phosphor includes a composition represented by the formula: M1O2.aM2O.bM3X2:M4,where M1 is at least one element selected from the group consisting of Si, Ge, Ti, Zr, and Sn; M2 is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn; M3 is at least one element selected from the group consisting of Mg, Ca, Sr, Ba, and Zn; X is at least one halogen element; M4 is at least one element essentially including Eu2+ selected from the group consisting of rare-earth elements and Mn; a is in the range of 0.1?a?1.3; and b is in the range of 0.1?b?0.25.Type: ApplicationFiled: April 4, 2008Publication date: October 16, 2008Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Hisayoshi DAICHO, Takeshi IWASAKI, Kiminori ENOMOTO, Yu SHINOMIYA, Shinobu AOYAGI