Patents by Inventor Hideya Miwa
Hideya Miwa 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: 10350910Abstract: The present invention addresses at least the problem of providing a method for forming a high-resolution foil image regardless of the hydrophilicity of a recording medium. In order to solve said problem, the present invention provides a method wherein an adhesive ink that is formed by dispersing or dissolving a polymer resin in water and in a water-soluble organic solvent is used as an adhesive for a foil, the adhesive is applied by means of inkjet printing, and a foil image is formed. The polymer resin of the adhesive ink is a polymer of a monomer that includes (meth)acrylic acid and a (meth)acrylic acid alkyl ester having a C2-12 alkyl group, the acid value of the polymer resin being 50-120 mg KOH/g, and the glass transition temperature of the polymer resin being 30-110° C.Type: GrantFiled: July 24, 2015Date of Patent: July 16, 2019Assignee: KONICA MINOLTA, INC.Inventors: Hideya Miwa, Takayuki Ishikawa, Ryuichi Hiramoto, Hitomi Motani
-
Publication number: 20170203581Abstract: The present invention addresses at least the problem of providing a method for forming a high-resolution foil image regardless of the hydrophilicity of a recording medium. In order to solve said problem, the present invention provides a method wherein an adhesive ink that is formed by dispersing or dissolving a polymer resin in water and in a water-soluble organic solvent is used as an adhesive for a foil, the adhesive is applied by means of inkjet printing, and a foil image is formed. The polymer resin of the adhesive ink is a polymer of a monomer that includes (meth)acrylic acid and a (meth)acrylic acid alkyl ester having a C2-12 alkyl group, the acid value of the polymer resin being 50-120 mg KOH/g, and the glass transition temperature of the polymer resin being 30-110° C.Type: ApplicationFiled: July 24, 2015Publication date: July 20, 2017Inventors: Hideya MIWA, Takayuki ISHIKAWA, Ryuichi HIRAMOTO, Hitomi MOTANI
-
Publication number: 20150380172Abstract: The present invention has an object to provide a photoelectric conversion element exhibiting excellent photoelectric conversion efficiency. The photoelectric conversion element of the invention is a photoelectric conversion element which includes a substrate, a first electrode, a photoelectric conversion layer containing a semiconductor and a sensitizing dye, a charge transport layer and a second electrode and characterized in that the sensitizing dye is represented by the following Formula (1).Type: ApplicationFiled: February 10, 2014Publication date: December 31, 2015Inventors: Hidekazu KAWASAKI, Hideya MIWA
-
Patent number: 9190617Abstract: An all solid-state dye sensitizing type photoelectric conversion element excellent in photoelectric conversion efficiency and stability of photoelectric conversion function due to the prevention of desorption of the dye, and a solar cell comprising the photoelectric conversion element are provided. The present invention relates to a photoelectric conversion element comprising a first electrode, a photoelectric conversion layer comprising a semiconductor and a sensitizing dye, and a solid hole transport layer, and a second electrode, on a substrate, wherein the sensitizing dye is represented by the general formula (1) and the solid hole transport layer comprises a polymer obtainable by polymerizing a compound represented by the following general formula (2) or a multimer of the compound.Type: GrantFiled: July 25, 2012Date of Patent: November 17, 2015Assignee: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hideya Miwa, Masahiko Kurachi, Hidekazu Kawasaki, Kazukuni Nishimura
-
Patent number: 8668846Abstract: 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: GrantFiled: April 23, 2010Date of Patent: March 11, 2014Assignee: Konica Minolta Business Technologies, Inc.Inventors: Hidekazu Kawasaki, Akihiko Itami, Kazuya Isobe, Hideya Miwa, Kazukuni Nishimura, Mayuko Ushiro
-
Patent number: 8471143Abstract: 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: GrantFiled: April 23, 2010Date of Patent: June 25, 2013Assignee: Konica Minolta Business Technologies, Inc.Inventors: Hidekazu Kawasaki, Akihiko Itami, Kazuya Isobe, Hideya Miwa, Kazukuni Nishimura, Mayuko Ushiro
-
Publication number: 20130125987Abstract: The object is to provide a photoelectric conversion element having excellent photoelectric conversion efficiency, and high durability.Type: ApplicationFiled: November 9, 2012Publication date: May 23, 2013Inventors: Hidekazu KAWASAKI, Kazukuni NISHIMURA, Hideya MIWA
-
Patent number: 8410356Abstract: 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: GrantFiled: April 13, 2010Date of Patent: April 2, 2013Assignee: Konica Minolta Business Technologies, Inc.Inventors: Hidekazu Kawasaki, Akihiko Itami, Kazuya Isobe, Hideya Miwa, Kazukuni Nishimura, Mayuko Ushiro
-
Patent number: 8395041Abstract: 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: GrantFiled: April 12, 2010Date of Patent: March 12, 2013Assignee: Konica Minolta Business Technologies, Inc.Inventors: Hidekazu Kawasaki, Akihiko Itami, Kazuya Isobe, Hideya Miwa, Kazukuni Nishimura, Mayuko Ushiro
-
Publication number: 20130025682Abstract: An all solid-state dye sensitizing type photoelectric conversion element excellent in photoelectric conversion efficiency and stability of photoelectric conversion function due to the prevention of desorption of the dye, and a solar cell comprising the photoelectric conversion element are provided. The present invention relates to a photoelectric conversion element comprising a first electrode, a photoelectric conversion layer comprising a semiconductor and a sensitizing dye, and a solid hole transport layer, and a second electrode, on a substrate, wherein the sensitizing dye is represented by the general formula (1) and the solid hole transport layer comprises a polymer obtainable by polymerizing a compound represented by the following general formula (2) or a multimer of the compound.Type: ApplicationFiled: July 25, 2012Publication date: January 31, 2013Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hideya MIWA, Masahiko KURACHI, Hidekazu KAWASAKI, Kazukuni NISHIMURA
-
Patent number: 8247687Abstract: 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: GrantFiled: April 2, 2009Date of Patent: August 21, 2012Assignee: Konica Minolta Business Technologies, Inc.Inventors: Hideya Miwa, Akihiko Itami, Kazuya Isobe, Kazukuni Nishimura, Hidekazu Kawasaki, Mayuko Ushiro
-
Patent number: 8242355Abstract: 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: GrantFiled: March 27, 2008Date of Patent: August 14, 2012Assignee: Konica Minolta Business Technologies, Inc.Inventors: Kazukuni Nishimura, Akihiko Itami, Fumitaka Mochizuki, Hideya Miwa, Hidekazu Kawasaki
-
Publication number: 20120073661Abstract: Provided is a photoelectric conversion element composed of a highly durable sensitizing dye, exhibiting high photoelectric conversion efficiency, and also a solar cell fitted with the photoelectric conversion element.Type: ApplicationFiled: September 20, 2011Publication date: March 29, 2012Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Kenichi ONAKA, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA
-
Patent number: 7947898Abstract: A photoelectric conversion element is disclosed, comprising a compound represented by the following formula between a pair of opposed electrodes: wherein Ar1, AR2 and Ar3 are each a substituted or unsubstituted aryl or a substituted or unsubstituted heterocyclic group, x is an organic residue having an acidic group and n is an integer of 2 to 8. A solar cell comprising the photoelectric conversion element is also disclosed.Type: GrantFiled: January 11, 2008Date of Patent: May 24, 2011Assignee: Konica Minolta Business Technologies, Inc.Inventors: Akihiko Itami, Tomoko Sakimura, Fumitaka Mochizuki, Hideya Miwa
-
Publication number: 20100294368Abstract: 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: ApplicationFiled: May 13, 2010Publication date: November 25, 2010Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Mayuko USHIRO, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Hidekazu KAWASAKI
-
Publication number: 20100288360Abstract: 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: ApplicationFiled: April 12, 2010Publication date: November 18, 2010Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
-
Publication number: 20100282322Abstract: 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: ApplicationFiled: April 23, 2010Publication date: November 11, 2010Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
-
Publication number: 20100275988Abstract: 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: ApplicationFiled: April 23, 2010Publication date: November 4, 2010Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
-
Publication number: 20100263726Abstract: 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: ApplicationFiled: April 13, 2010Publication date: October 21, 2010Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hidekazu KAWASAKI, Akihiko ITAMI, Kazuya ISOBE, Hideya MIWA, Kazukuni NISHIMURA, Mayuko USHIRO
-
Publication number: 20090250115Abstract: 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: ApplicationFiled: April 2, 2009Publication date: October 8, 2009Applicant: KONICA MINOLTA BUSINESS TECHNOLOGIES, INC.Inventors: Hideya MIWA, Akihiko ITAMI, Kazuya ISOBE, Kazukuni NISHIMURA, Hidekazu KAWASAKI, Mayuko USHIRO