Patents by Inventor Kensho Sakano

Kensho Sakano 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: 20100117516
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: January 19, 2010
    Publication date: May 13, 2010
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Patent number: 7682848
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: March 23, 2010
    Assignee: Nichia Corporation
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20100019224
    Abstract: A light emitting diode comprising a lead, an LED chip mounted on said lead, said LED chip having a substrate and semiconductor layers formed on said substrate, a transparent material covering said LED chip, and a phosphor contained in said transparent material and absorbing a part of light emitted by said LED chip and emitting light of wavelength different from that of the absorbed light, wherein the main emission peak of said LED chip is within the range from 400 nm to 530 nm, and said LED chip is mounted on said lead with substrate-side up and is electrically connected with said lead by a metallic bump.
    Type: Application
    Filed: October 7, 2009
    Publication date: January 28, 2010
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20100019270
    Abstract: A light emitting diode having a mount lead having a cup and a lead, an LED chip mounted in the cup of said mount lead with one of electrodes being electrically connected to said mount lead, a coating material filling the cup of said mount lead to cover said LED chip; a molding material covering said LED chip, said coating material and the cup of said mount lead, and a phosphor absorbing a part of light emitted by said LED chip and emitting light of wavelength different from that of the absorbed light, wherein said phosphor is located in said coating material, and wherein said molding material is shaped to form a concave lens.
    Type: Application
    Filed: October 7, 2009
    Publication date: January 28, 2010
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20100006819
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: August 27, 2009
    Publication date: January 14, 2010
    Inventors: Yoshinori SHIMIZU, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20100001258
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: September 14, 2009
    Publication date: January 7, 2010
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20090315015
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: August 27, 2009
    Publication date: December 24, 2009
    Inventors: Yoshinori SHIMIZU, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20090315014
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: August 27, 2009
    Publication date: December 24, 2009
    Inventors: Yoshinori SHIMIZU, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Publication number: 20090316068
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: August 27, 2009
    Publication date: December 24, 2009
    Inventors: Yoshinori SHIMIZU, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Patent number: 7550096
    Abstract: A method for producing a fluorescent material involving firing a mixture of a stock material and a flux. The method may involve a first firing process involving firing the mixture of the stock material and the flux in a weakly reducing atmosphere, followed by firing the resulting material in a second reducing atmosphere that is more reducing than the first weakly reducing atmosphere. The flux may include a liquid.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: June 23, 2009
    Assignee: Nichia Corporation
    Inventors: Kensho Sakano, Kazuhiko Sakai, Yuji Okada, Toshihiko Umezu
  • Patent number: 7531960
    Abstract: A light emitting device includes a light emitting component; and a phosphor capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light. A straight line connecting a point of chromaticity corresponding to a peak of the spectrum generated by the light emitting component and a point of chromaticity corresponding to a peak of the spectrum generated by the phosphor is disposed along with the black body radiation locus in the chromaticity diagram.
    Type: Grant
    Filed: March 5, 2007
    Date of Patent: May 12, 2009
    Assignee: Nichia Corporation
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Patent number: 7462928
    Abstract: A semiconductor apparatus according to the present invention comprises a support member that has a recessed portion, one pair of positive and negative conductive wiring members that are provided on the support member, a semiconductor device that is electrically connected to the conductive wiring members and is disposed in the recessed portion, and a coating member that seals at least the semiconductor device. Side walls of the recessed portion has a first side wall 105 that surrounds the semiconductor device 103, and the second side wall 106 that protrudes from the first side wall. At least a first wall surface 106a in the bottom side of the recessed portion in wall surfaces of the second side wall 106 is coated with a metallic material. Consequently, a highly reliable semiconductor apparatus with improved light-outgoing efficiency is provided.
    Type: Grant
    Filed: November 10, 2005
    Date of Patent: December 9, 2008
    Assignee: Nichia Corporation
    Inventor: Kensho Sakano
  • Publication number: 20080138918
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Application
    Filed: February 8, 2008
    Publication date: June 12, 2008
    Inventors: Yoshinori SHIMIZU, Kensho SAKANO, Yasunobu NOGUCHI, Toshi MORIGUCHI
  • Publication number: 20080128894
    Abstract: A semiconductor device comprises a semiconductor element and a support body made of a stack of ceramic layers having a recess in which electrical conductors are electrically connected with the semiconductor element, wherein at least a part of a top face of a recess side wall is covered by a resin, thereby providing a light emitting device.
    Type: Application
    Filed: October 29, 2007
    Publication date: June 5, 2008
    Inventor: Kensho Sakano
  • Publication number: 20080099727
    Abstract: A light emitting diode comprising an LED chip having a light emitting layer made of a nitride compound semiconductor and a light transmitting resin that includes a fluorescent material which absorbs at least a part of light emitted by the LED chip and emits light of a different wavelength, wherein the fluorescent material includes a fluorescent particles of small particle size and a fluorescent particles of large particle size, the fluorescent particles of large particle size being distributed in the vicinity of the LED chip in the light transmitting resin to form a wavelength converting layer, the fluorescent particles of small particle size being distributed on the outside of the wavelength converting layer in the light transmitting resin.
    Type: Application
    Filed: December 28, 2007
    Publication date: May 1, 2008
    Applicant: NICHIA CORPORATION
    Inventors: Kensho SAKANO, Kazuhiko Sakai, Yuji Okada, Toshihiko Umezu
  • Patent number: 7362048
    Abstract: A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram.
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: April 22, 2008
    Assignee: Nichia Kagaku Kogyo Kabushiki Kaisha
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Patent number: 7342357
    Abstract: A light emitting diode comprising an LED chip having a light emitting layer made of a nitride compound semiconductor and a light transmitting resin that includes a fluorescent material which absorbs at least a part of light emitted by the LED chip and emits light of a different wavelength, wherein the fluorescent material includes a fluorescent particles of small particle size and a fluorescent particles of large particle size, the fluorescent particles of large particle size being distributed in the vicinity of the LED chip in the light transmitting resin to form a wavelength converting layer, the fluorescent particles of small particle size being distributed on the outside of the wavelength converting layer in the light transmitting resin.
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: March 11, 2008
    Assignee: Nichia Corporation
    Inventors: Kensho Sakano, Kazuhiko Sakai, Yuji Okada, Toshihiko Umezu
  • Patent number: 7329988
    Abstract: A color converting molding material and a light emitting device having the color converting molding material are discussed. According to an embodiment, the color converting molding material, includes a resin or glass; and a phosphor for converting a visible light emitted from a light emitting semiconductor component having a GaN-base compound semiconductor as a light emitting layer to a complimentary light with the visible light wherein said phosphor includes two or more garnet fluorescent materials containing a rare earth element, the two or more garnet fluorescent materials being different from each other.
    Type: Grant
    Filed: January 16, 2007
    Date of Patent: February 12, 2008
    Assignee: Nichia Corporation
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi
  • Patent number: 7303932
    Abstract: A semiconductor device comprises a semiconductor element and a support body made of a stack of ceramic layers having a recess in which electrical conductors are electrically connected with the semiconductor element, wherein at least a part of a top face of a recess side wall is covered by a resin, thereby providing a light emitting device.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: December 4, 2007
    Assignee: Nichia Corporation
    Inventor: Kensho Sakano
  • Publication number: 20070159060
    Abstract: A light emitting device includes a light emitting component; and a phosphor capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light. A straight line connecting a point of chromaticity corresponding to a peak of the spectrum generated by the light emitting component and a point of chromaticity corresponding to a peak of the spectrum generated by the phosphor is disposed along with the black body radiation locus in the chromaticity diagram.
    Type: Application
    Filed: March 5, 2007
    Publication date: July 12, 2007
    Inventors: Yoshinori Shimizu, Kensho Sakano, Yasunobu Noguchi, Toshio Moriguchi