Patents by Inventor Takuya Konno

Takuya Konno 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: 20080178930
    Abstract: The electroconductive thick film paste of the present invention is a silver electroconductive paste, which includes silver particles, glass particles, and an organic vehicle, and is used in an electrode for connecting a back face terminal on the silicon substrate of a solar cell, and is characterized by the fact that the average particle diameter of said silver particles is 3.0-15.0 ?m. The present invention is further directed to an electrode formed from the composition as detailed above and a solar cell comprising said electrode.
    Type: Application
    Filed: February 26, 2008
    Publication date: July 31, 2008
    Inventor: TAKUYA KONNO
  • Publication number: 20080073691
    Abstract: A semiconductor device includes: a semiconductor layer; an insulating film provided on the semiconductor layer; and a charge storage layer provided on the insulating film. The semiconductor layer has a channel formation region in its surface portion. The insulating film contains silicon, germanium, and oxygen. The charge storage layer is capable of storing charge supplied from the semiconductor layer through the insulating film. A method of manufacturing a semiconductor device includes: forming a silicon oxide film on a surface of a semiconductor layer; introducing germanium into the silicon oxide film; forming an insulating film containing silicon, germanium, and oxygen by heat treatment under oxidizing atmosphere; and forming a charge storage layer on the insulating film, the charge storage layer being capable of storing charge supplied from the semiconductor layer through the insulating layer.
    Type: Application
    Filed: March 23, 2007
    Publication date: March 27, 2008
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takuya Konno, Yoshio Ozawa, Tetsuya Kai, Yasushi Nakasaki, Yuuichiro Mitani
  • Publication number: 20070293027
    Abstract: A dopant diffusion method includes: diffusing a dopant element into a semiconductor through an oxide film. The dopant element is contained in a compound gas having a gas partial pressure of not less than 0.1 torr and not more than 800 torr. A temperature of the semiconductor is set less than 750° C. and not more than 950° C. A method of manufacturing a semiconductor device including a semiconductor with a dopant element diffused therein, the method includes: diffusing a dopant element into the semiconductor through an oxide film. The dopant element is contained in a compound gas having a gas partial pressure of not less than 0.1 torr and not more than 800 torr, and a temperature of the semiconductor is set less than 750° C. and not more than 950° C.
    Type: Application
    Filed: March 16, 2007
    Publication date: December 20, 2007
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Takuya Konno, Ichiro Mizushima, Takashi Suzuki, Nobuaki Makino
  • Patent number: 7282162
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a copper-based powder and an organic binder that can be fired at a low temperature in a nitrogen atmosphere.
    Type: Grant
    Filed: May 9, 2006
    Date of Patent: October 16, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Takuya Konno, Takayuki Kaneda
  • Publication number: 20070187652
    Abstract: Disclosed is an electrically conducting paste comprising a silver powder, a glass frit, a resin binder and a sintering inhibitor. The paste is used in the manufacture of solar cell electrodes by applying the electrically conducting paste to a substrate and then firing of the coated substrate.
    Type: Application
    Filed: December 15, 2006
    Publication date: August 16, 2007
    Inventor: Takuya Konno
  • Publication number: 20070138659
    Abstract: The present invention pertains to an electroconductive paste for a solar cell electrode, which includes a first silver powder with a crystallite size of 58 nm, a second silver powder with a different crystallite size from that of the first silver powder, glass frit, and resin binder. The present invention also provides a solar cell having an electrode containing the aforementioned electroconductive paste.
    Type: Application
    Filed: June 13, 2006
    Publication date: June 21, 2007
    Inventor: Takuya Konno
  • Patent number: 7147804
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a conductive-based powder and a glass frit and can be fired at a low temperature in a nitrogen atmosphere.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: December 12, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Keiichiro Hayakawa, Takuya Konno, Hisashi Matsuno
  • Patent number: 7138347
    Abstract: A thick-film composition comprising: (a) conductive metal; (b) crystallized glass; (c) amorphous glass; and (d) organic medium.
    Type: Grant
    Filed: August 14, 2003
    Date of Patent: November 21, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Takuya Konno
  • Publication number: 20060231802
    Abstract: The electroconductive thick film paste of the present invention is a silver electroconductive paste, which includes silver particles, glass particles, and an organic vehicle, and is used in an electrode for connecting a back face terminal on the silicon substrate of a solar cell, and is characterized by the fact that the average particle diameter of said silver particles is 3.0-15.0 ?m. The present invention is further directed to an electrode formed from the composition as detailed above and a solar cell comprising said electrode.
    Type: Application
    Filed: April 14, 2005
    Publication date: October 19, 2006
    Inventor: Takuya Konno
  • Publication number: 20060202173
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a copper-based powder and an organic binder that can be fired at a low temperature in a nitrogen atmosphere.
    Type: Application
    Filed: May 9, 2006
    Publication date: September 14, 2006
    Inventors: Takuya Konno, Takayuki Kaneda
  • Patent number: 7074349
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a copper-based powder and an organic binder that can be fired at a low temperature in a nitrogen atmosphere.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: July 11, 2006
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Takuya Konno, Takayuki Kaneda
  • Publication number: 20050037910
    Abstract: A thick-film composition comprising: (a) conductive metal; (b) crystallized glass; (c) amorphous glass; and (d) organic medium.
    Type: Application
    Filed: August 14, 2003
    Publication date: February 17, 2005
    Inventor: Takuya Konno
  • Publication number: 20040147653
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a copper-based powder and an organic binder that can be fired at a low temperature in a nitrogen atmosphere.
    Type: Application
    Filed: September 25, 2003
    Publication date: July 29, 2004
    Inventors: Takuya Konno, Takayuki Kaneda
  • Publication number: 20040144962
    Abstract: The present invention relates to terminal electrode compositions for multilayer ceramic capacitors. More specifically, it relates to terminal electrode compositions for multilayer ceramic capacitors, which compositions are made of a conductive-based powder and a glass frit and can be fired at a low temperature in a nitrogen atmosphere.
    Type: Application
    Filed: September 25, 2003
    Publication date: July 29, 2004
    Inventors: Keiichiro Hayakawa, Takuya Konno, Hisashi Matsuno
  • Patent number: 5802442
    Abstract: A belt-shaped intermediate transfer member is provided in an electrophotography apparatus, for transferring a toner image formed on a photosensitive drum to a recording medium such as paper. The intermediate transfer member includes at least a base layer and a surface layer provided upon this base layer. The base layer is formed of elastomer, and the surface layer is formed of engineering plastic such as polyether imide, polyether sulfone, polysulfone, or polyphenyl sulphone which have exceptional dimensional stability.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: September 1, 1998
    Assignee: Canon Kasei Kabushiki Kaisha
    Inventors: Takuya Konno, Masaaki Takenaka, Hitoshi Kakii, Mihoko Oda