Patents by Inventor Kazukuni Nishimura

Kazukuni Nishimura 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).

  • Patent number: 7943848
    Abstract: A photoelectric conversion element comprising an electrically conductive support having thereon an oxide semiconductor electrode comprising an oxide semiconductor which is adsorbed with a dye, and a counter electrode facing the oxide semiconductor electrode through a charge transfer layer, wherein the dye is represented by Formula (1):
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: May 17, 2011
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Kazukuni Nishimura, Akihiko Itami, Fumitaka Mochizuki
  • Publication number: 20100294368
    Abstract: A photoelectric conversion element having a semiconductor layer and a charge transfer layer provided between a first electrode and a second electrode is disclosed, and the semiconductor layer has light absorption in an absorption wavelength region at least 350 to 1,000 nm and has light transmission in the absorption wavelength region of the semiconductor, the charge transfer layer comprises a charge transfer complex formed by an electron-donating compound and an electron-accepting compound, and the charge-transfer complex has an absorption wavelength in the transmission wavelength of the semiconductor layer.
    Type: Application
    Filed: May 13, 2010
    Publication date: November 25, 2010
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Mayuko USHIRO, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Hidekazu KAWASAKI
  • Publication number: 20100288360
    Abstract: Disclosed is a photoelectric conversion element comprising a conductive support and provided thereon, a semiconductor layer, a charge transporting layer and an opposed electrode, the semiconductor layer comprising a semiconductor with a dye, wherein the dye is a compound represented by the following formula (1).
    Type: Application
    Filed: April 12, 2010
    Publication date: November 18, 2010
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
  • Publication number: 20100282322
    Abstract: Provided is a photoelectric conversion element containing a pair of opposite electrodes having therebetween: a semiconductor layer containing a sensitizing dye which is supported by a semiconductor; and a charge transport layer, wherein the sensitizing dye is a compound represented by Formula (1),
    Type: Application
    Filed: April 23, 2010
    Publication date: November 11, 2010
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
  • Publication number: 20100275988
    Abstract: A dye-sensitized photoelectric conversion element, comprises a pair of electrodes arranged opposite to each other; a semiconductor layer including a semiconductor supporting a sensitizing dye; and an electrolyte layer. At least the semiconductor layer and the electrolyte layer are provided between the pair of electrodes, and the sensitizing dye contains a compound represented by the following Formula (1).
    Type: Application
    Filed: April 23, 2010
    Publication date: November 4, 2010
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
  • Publication number: 20100263726
    Abstract: Provided is a photoelectric conversion element for which a novel compound (dye) exhibiting excellent adsorption to an oxide semiconductor and exhibiting high photoelectric conversion efficiency is used, and also provided is a solar cell employing the photoelectric conversion element. Disclosed is a dye-sensitizing type photoelectric conversion element possessing at least a pair of facing electrodes, a semiconductor layer possessing a semiconductor and a sensitizing dye supported on the semiconductor, and a charge transport layer, wherein the semiconductor layer and the charge transport layer are provided between the facing electrodes, and wherein the sensitizing dye comprises a compound represented by the following Formula (1).
    Type: Application
    Filed: April 13, 2010
    Publication date: October 21, 2010
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
  • Publication number: 20090250115
    Abstract: Provided are a newly developed dye-sensitizing type photoelectric conversion element employing a highly durable sensitizing dye, exhibiting high photoelectric conversion efficiency, and a solar cell fitted with the photoelectric conversion element. Also disclosed is a photoelectric conversion element comprising a compound represented by Formula (1) between a pair of facing electrodes.
    Type: Application
    Filed: April 2, 2009
    Publication date: October 8, 2009
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Hideya MIWA, Akihiko ITAMI, Kazuya ISOBE, Kazukuni NISHIMURA, Hidekazu KAWASAKI, Mayuko USHIRO
  • Publication number: 20080296564
    Abstract: A photoelectric conversion element having a pair of electrodes, and a semiconductor layer comprising a semiconductor carrying a dye and an electrolyte layer is disclosed.
    Type: Application
    Filed: March 27, 2008
    Publication date: December 4, 2008
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Kazukuni NISHIMURA, Akihiko ITAMI, Fumitaka MOCHIZUKI, Hideya MIWA, Hidekazu KAWASAKI
  • Publication number: 20080173346
    Abstract: A photoelectric conversion element comprising a pair of electrodes containing therebetween a compound represented by Formula (1) or Formula (2):
    Type: Application
    Filed: October 17, 2007
    Publication date: July 24, 2008
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Akihiko ITAMI, Fumitaka MOCHIZUKI, Kazukuni NISHIMURA
  • Publication number: 20080115826
    Abstract: A photoelectric conversion element comprising an electrically conductive support having thereon an oxide semiconductor electrode comprising an oxide semiconductor which is adsorbed with a dye, and a counter electrode facing the oxide semiconductor electrode through a charge transfer layer, wherein the dye is represented by Formula (1):
    Type: Application
    Filed: October 4, 2007
    Publication date: May 22, 2008
    Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.
    Inventors: Kazukuni NISHIMURA, Akihiko ITAMI, Fumitaka MOCHIZUKI