Patents by Inventor Takeshi Hakii

Takeshi Hakii 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: 9876189
    Abstract: Provided is a transparent electrode having both sufficient conductivity and light transmittance, and also provided is an electronic device which improves performance by using said transparent electrode. Further provided is method of manufacturing said transparent electrode. This transparent electrode is provided with a nitrogen-containing layer and an electrode layer. The nitrogen-containing layer is formed at a deposition speed of 0.3 nm/s or greater, and is configured using a compound containing nitrogen atoms. Further, the electrode layer is provided adjacent to the nitrogen-containing layer, has a 12 nm or lower film thickness and a measurable sheet resistance, and is configured using silver or an alloy having silver as the main component.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: January 23, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Toshiyuki Kinoshita, Takeshi Hakii, Hiroshi Ishidai, Kazuhiro Yoshida, Minako Ono, Takatoshi Tsujimura
  • Patent number: 9871209
    Abstract: Provided is a transparent electrode including a nitrogen-containing layer and an electrode layer provided adjacent thereto. The nitrogen-containing layer includes a compound that contains a nitrogen atom or atoms and has an effective lone pair content n/M of 2.0×10?3 or more, wherein n represents the number of unshared electron pairs that neither contribute to aromaticity nor are coordinated to metal among the unshared electron pairs of the nitrogen atom or atoms, and M represents the molecular weight of the compound. The electrode layer includes silver as a main component and at least one additive element selected from aluminum, gold, indium, copper, palladium, and platinum.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: January 16, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kazuhiro Yoshida, Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita
  • Patent number: 9871220
    Abstract: A transparent electrode is configured which is provided with: a nitrogen-containing layer; a conductive layer which is provided abutting the nitrogen-containing layer, and which has silver as a main component thereof; a high refractive index layer having a refractive index higher than that of the nitrogen-containing layer; and a low refractive index layer having a refractive index lower than that of the high refractive index layer. In the nitrogen-containing layer, a compound is used which includes nitrogen atoms, and which has, in cases when n represents the number of unshared electron pairs which are not involved in aromaticity and which are not coordinated to metal, from among the unshared electron pairs of the nitrogen atoms, and M represents molecular weight, an effective unshared-electron-pair content [n/M] that satisfies 2.0×10?3?[n/M].
    Type: Grant
    Filed: November 28, 2013
    Date of Patent: January 16, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Kazuhiro Yoshida
  • Patent number: 9871222
    Abstract: An object is providing an organic electroluminescence element and an illumination device in which a driving voltage does not increase even when a high-productivity sputtering method is used to form a transparent conductive layer of the organic electroluminescence element of a top or top-and-bottom emission type, and hence which has an improved driving voltage. The organic electroluminescence element includes at least a light emitting layer and a transparent conductive layer. Between the light emitting layer and the transparent conductive layer, a transparent protective layer is disposed. The light emitting layer contains a phosphorescence emitting compound. The transparent protective layer contains a metal oxide. The metal oxide is a molybdenum (VI) oxide, a rhenium (VI) oxide or a nickel (II) oxide in an oxygen deficient state.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: January 16, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Hakii, Hiroshi Ishidai
  • Publication number: 20180013090
    Abstract: An object of the present invention is to provide a transparent electrode including a substrate having thereon a conductive layer containing silver as a main component, wherein the transparent electrode has an organic functional layer between the substrate and the conductive layer; and the organic functional layer contains a first organic compound represented by Formula (1) and a second organic compound having a different structure from a structure of the first organic compound,
    Type: Application
    Filed: February 1, 2016
    Publication date: January 11, 2018
    Inventors: Shun FURUKAWA, Shigeru KOJIMA, Kazuhiro YOSHIDA, Takeshi HAKII
  • Publication number: 20170213996
    Abstract: Provided is an organic electroluminescent element that makes it possible to use a silver electride of a thin film as a cathode. The organic electroluminescent element is provided with a transparent electrode comprising silver as a main component, a counter electrode arranged so as to face the transparent electrode, and a light-emitting unit that is sandwiched between the transparent electrode and the counter electrode. A calcium-containing layer is provided adjacent to the transparent electrode between the transparent electrode and the light-emitting unit. The transparent electrode is used as a cathode and the counter electrode is used as an anode.
    Type: Application
    Filed: July 10, 2015
    Publication date: July 27, 2017
    Inventors: Shun FURUKAWA, Toshiyuki KINOSHITA, Shigeru KOJIMA, Kazuhiro YOSHIDA, Takeshi HAKII
  • Publication number: 20170200913
    Abstract: Provided are: a transparent electrode which exhibits excellent resistance to high temperature and high humidity, while having surface smoothness; a method for producing this transparent electrode; and an electronic device which has improved reliability by using this transparent electrode. A transparent electrode is configured to comprise a metal thin wire pattern that is formed on one main surface of a transparent substrate using metal nanoparticles and a metal oxide layer that has a surface roughness of 5 nm or less and is formed on the main surface of the transparent substrate so as to cover the surface of the metal thin wire pattern.
    Type: Application
    Filed: July 24, 2015
    Publication date: July 13, 2017
    Inventors: Kazuhiro YOSHIDA, Shigeru KOJIMA, Shun FURUKAWA, Takeshi HAKII, Toshiyuki KINOSHITA
  • Publication number: 20160380227
    Abstract: This organic electroluminescent element is provided with: a transparent electrode that is mainly composed of silver (Ag); a reflective electrode that is formed of a metal; and at least one light emitting layer that is provided between the transparent electrode and the reflective electrode. This organic electroluminescent element is configured such that the difference between the maximum value and the minimum value of element reflectance of light having a wavelength of 450-750 nm is 30% or less.
    Type: Application
    Filed: January 29, 2015
    Publication date: December 29, 2016
    Inventors: Shigeru KOJIMA, Takeshi HAKII, Toshiyuki KINOSHITA, Kazuhiro YOSHIDA, Shun FURUKAWA
  • Publication number: 20160293880
    Abstract: A transparent conductor which includes: a conductive layer that is formed of a metal material having a thickness of 15 nm or less and a platinum group element-containing layer including at least one of Pt and Pd, wherein, when an optical admittance at an interface on a side of the admittance-adjusting layer of the conductive layer at a wavelength of 570 nm is expressed as Y1=x1+iy1 and an optical admittance at an interface on a side opposite to the admittance-adjusting layer of the conductive layer at a wavelength of 570 nm is expressed as Y2=x2+iy2, at least one of x1 and x2 is 1.6 or more.
    Type: Application
    Filed: March 18, 2014
    Publication date: October 6, 2016
    Inventors: Takeshi HAKII, Toshiyuki KINOSHITA, Shigeru KOJIMA, Kazuhiro YOSHIDA
  • Publication number: 20160285008
    Abstract: An object of the present invention is to provide an organic electroluminescent element which has a high luminous efficiency and an excellent driving voltage and exhibits excellent stability, and a display device and a lighting device that are equipped with the organic electroluminescent element. The organic electroluminescent element of the present invention is an organic electroluminescent element which includes at least an electron injection layer, an electron transport layer, and a luminous layer between a positive electrode and a negative electrode and in which the electron injection layer contains an electride, the electron transport layer contains an organic compound having a nitrogen atom, at least one of the nitrogen atoms has a lone pair of electrons that does not participate in aromaticity, and the lone pair of electrons does not coordinate a metal.
    Type: Application
    Filed: October 28, 2014
    Publication date: September 29, 2016
    Inventors: Yasushi OKUBO, Keiko ISHIDAI, Takeshi HAKII
  • Publication number: 20160254488
    Abstract: An object is providing an organic electroluminescence element and an illumination device in which a driving voltage does not increase even when a high-productivity sputtering method is used to form a transparent conductive layer of the organic electroluminescence element of a top or top-and-bottom emission type, and hence which has an improved driving voltage. The organic electroluminescence element includes at least a light emitting layer and a transparent conductive layer. Between the light emitting layer and the transparent conductive layer, a transparent protective layer is disposed. The light emitting layer contains a phosphorescence emitting compound. The transparent protective layer contains a metal oxide. The metal oxide is a molybdenum (VI) oxide, a rhenium (VI) oxide or a nickel (II) oxide in an oxygen deficient state.
    Type: Application
    Filed: May 11, 2016
    Publication date: September 1, 2016
    Inventors: Takeshi HAKII, Hiroshi ISHIDAI
  • Patent number: 9368735
    Abstract: An object is providing an organic electroluminescence element and an illumination device in which a driving voltage does not increase even when a high-productivity sputtering method is used to form a transparent conductive layer of the organic electroluminescence element of a top or top-and-bottom emission type, and hence which has an improved driving voltage. The organic electroluminescence element includes at least a light emitting layer and a transparent conductive layer. Between the light emitting layer and the transparent conductive layer, a transparent protective layer is disposed. The light emitting layer contains a phosphorescence emitting compound. The transparent protective layer contains a metal oxide. The metal oxide is a molybdenum (VI) oxide, a rhenium (VI) oxide or a nickel (II) oxide in an oxygen deficient state.
    Type: Grant
    Filed: February 6, 2012
    Date of Patent: June 14, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Hakii, Hiroshi Ishidai
  • Publication number: 20160164098
    Abstract: Provided is a flexible secondary battery that can achieve both flexibility and high capacity. The flexible secondary battery has flexibility and includes a lithium ion secondary battery including: a positive electrode and a negative electrode at least one of which contains a flexibilizer in its active material layer; and a Mn-containing active material contained in the positive electrode, wherein a degree of decompression inside the lithium ion secondary battery is 100 to 1000 Pa.
    Type: Application
    Filed: June 26, 2014
    Publication date: June 9, 2016
    Applicant: Konica Minolta, Inc.
    Inventors: Hidekane Ozeki, Akira Kawakami, Tsukasa Yagi, Kazuhiro Yoshida, Takeshi Hakii, Toshiya Kondo
  • Patent number: 9299960
    Abstract: The electronic device manufacturing apparatus is provided with: a substrate holding member; a first supply source which is provided so as to move relative to the primary surface side of the substrate, and which forms a nitrogen-containing layer by supplying a nitrogen-containing compound towards the primary surface of the substrate; and a second supply source which is disposed downstream of the first supply source in the direction of movement relative to the substrate, which forms a transparent electrode layer by supplying towards the primary surface of the substrate an electrode material having silver as the main component thereof, and which is disposed such that, between starting formation and two minutes after finishing formation of the nitrogen-containing layer at a prescribed position on the substrate, formation of the transparent electrode layer is started at said prescribed position on the substrate.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: March 29, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Toshiyuki Kinoshita, Takeshi Hakii, Hiroshi Ishidai, Kazuhiro Yoshida, Minako Ono, Takatoshi Tsujimura
  • Patent number: 9287521
    Abstract: A transparent electrode is provided with a nitrogen-containing layer, an electrode layer having silver as the main component thereof, and an aluminum intermediate layer, wherein the aluminum intermediate layer is in contact with the nitrogen-containing layer and the electrode layer and sandwiched between the nitrogen-containing layer and the electrode layer. The nitrogen-containing layer is formed by using a compound containing a nitrogen atom. The effective unshared electron pair content [n/M] of this compound satisfies “3.9×10?3?[n/M]”, where n is the number of unshared electron pair(s) not involved in aromaticity and not coordinated to metal, among unshared electron pair(s) owned by the nitrogen atom, and M is molecular weight.
    Type: Grant
    Filed: April 17, 2013
    Date of Patent: March 15, 2016
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Kazuhiro Yoshida, Takatoshi Tsujimura, Minako Ono
  • Publication number: 20160055937
    Abstract: A transparent electrode for a touch panel includes a nitrogen-containing layer formed using a compound containing nitrogen atoms, and an electrode layer mainly containing silver and provided stacked on the nitrogen-containing layer.
    Type: Application
    Filed: June 27, 2013
    Publication date: February 25, 2016
    Inventors: Takeshi HAKII, Hiroshi ISHIDAI, Toshiyuki KINOSHITA, Kazuhiro YOSHIDA, Kazunari TADA
  • Publication number: 20150357581
    Abstract: A transparent electrode includes a nitrogen-containing layer constituted by using a compound containing a nitrogen atom (N), an electrode layer containing silver (Ag) as a main component, which is disposed adjacent to the nitrogen-containing layer, and two high-refractive index layers each having a higher refractive index than that of the nitrogen-containing layer, which are disposed so that the electrode layer and the nitrogen-containing layer are sandwiched between the high-refractive index layers.
    Type: Application
    Filed: January 8, 2014
    Publication date: December 10, 2015
    Applicant: Konica Minolta Inc.
    Inventors: Kazuhiro YOSHIDA, Takeshi HAKII, Toshiyuki KINOSHITA, Shigeru KOJIMA
  • Publication number: 20150333272
    Abstract: A transparent electrode includes a conductive layer and an intermediate layer disposed adjacent to the conductive layer. The intermediate layer contains an asymmetric compound having a nitrogen atom having an unshared electron pair uninvolved in aromaticity. The conductive layer is composed of silver as a main component.
    Type: Application
    Filed: May 24, 2013
    Publication date: November 19, 2015
    Inventors: Hidekane Ozeki, Takayuki Iijima, Kazuhiro Yoshida, Takeshi Hakii
  • Publication number: 20150311467
    Abstract: A transparent electrode is configured which is provided with: a nitrogen-containing layer; a conductive layer which is provided abutting the nitrogen-containing layer, and which has silver as a main component thereof; a high refractive index layer having a refractive index higher than that of the nitrogen-containing layer; and a low refractive index layer having a refractive index lower than that of the high refractive index layer. In the nitrogen-containing layer, a compound is used which includes nitrogen atoms, and which has, in cases when n represents the number of unshared electron pairs which are not involved in aromaticity and which are not coordinated to metal, from among the unshared electron pairs of the nitrogen atoms, and M represents molecular weight, an effective unshared-electron-pair content [n/M] that satisfies 2.0×10?3?[n/M].
    Type: Application
    Filed: November 28, 2013
    Publication date: October 29, 2015
    Inventors: Takeshi HAKII, Hiroshi ISHIDAI, Toshiyuki KINOSHITA, Kazuhiro YOSHIDA
  • Publication number: 20150311452
    Abstract: Provided is a transparent electrode including a nitrogen-containing layer and an electrode layer provided adjacent thereto. The nitrogen-containing layer includes a compound that contains a nitrogen atom or atoms and has an effective lone pair content n/M of 2.0×10?3 or more, wherein n represents the number of unshared electron pairs that neither contribute to aromaticity nor are coordinated to metal among the unshared electron pairs of the nitrogen atom or atoms, and M represents the molecular weight of the compound. The electrode layer includes silver as a main component and at least one additive element selected from aluminum, gold, indium, copper, palladium, and platinum.
    Type: Application
    Filed: November 25, 2013
    Publication date: October 29, 2015
    Inventors: Kazuhiro YOSHIDA, Takeshi HAKII, Hiroshi Ishidai, Toshiyuki KINOSHITA