Patents by Inventor Takatoshi Tsujimura

Takatoshi Tsujimura 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: 9947889
    Abstract: A transparent electrode comprising a nitrogen-containing layer, and an electrode layer provided adjacent to the nitrogen-containing layer and having silver as a main component. The nitrogen-containing layer is configured using a compound containing nitrogen atoms, wherein the effective unshared electron pair content [n/M] is 2.0×10?3?[n/M], n being the number of unshared electron pairs that are not involved in aromaticity and that are not coordinated with the metal from among the unshared electron pairs of the nitrogen atoms, and M being the molecular weight.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: April 17, 2018
    Assignee: KONICA MINOLTA INC.
    Inventors: Kazuhiro Yoshida, Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Takatoshi Tsujimura, Minako Ono
  • Patent number: 9923166
    Abstract: Provided is a transparent electrode having sufficient electrical conductivity and light transmissibility, as well as an electronic device and an organic electroluminescence element whose performance is improved by using such a transparent electrode. A transparent electrode (1) has an electrode layer (1b) composed of silver, wherein the film-thickness of the electrode layer (1b) is 12 nm or less at which sheet resistance is measurable, and wherein the circumferential length of apertures (a) obtained by processing a scanning electron microscope image of a surface region (S) with an area of 500 nm×500 nm of the electrode layer (1b) is, in sum total, 3000 nm or less.
    Type: Grant
    Filed: February 14, 2013
    Date of Patent: March 20, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Toshiyuki Kinoshita, Takeshi Hakii, Hiroshi Ishidai, Kazuhiro Yoshida, Takatoshi Tsujimura
  • 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
  • Publication number: 20170309860
    Abstract: Provided is a display device that can reduce electric power consumption. The display device is provided with a backlight (100) and with a field-sequential display panel (200). The backlight has light-emitting units that comprise an organic electroluminescence element in which are layered a plurality of light-emitting units that emit light of different colors. The light-emitting units that can emit white light or yellow light are provided furthest to a light-emission-surface side.
    Type: Application
    Filed: October 20, 2015
    Publication date: October 26, 2017
    Applicant: KONICA MINOLTA, INC.
    Inventors: Kazuyoshi OMATA, Takatoshi TSUJIMURA, Tsukasa YAGI
  • 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: 20150207080
    Abstract: Provided is a transparent electrode having both sufficient conductivity and sufficient optical transparency. The transparent electrode includes a nitrogen-containing layer including 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; an electrode layer including silver as a main component; and a high surface energy material layer that includes a high surface energy material having a sublimation enthalpy higher than that of silver and is provided between and in contact with the nitrogen-containing layer and the electrode layer.
    Type: Application
    Filed: August 21, 2013
    Publication date: July 23, 2015
    Applicant: Konica Minolta Inc.
    Inventors: Kazuhiro Yoshida, Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Takatoshi Tsujimura, Minako Ono
  • Publication number: 20150128855
    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: Application
    Filed: April 26, 2013
    Publication date: May 14, 2015
    Inventors: Toshiyuki Kinoshita, Takeshi Hakii, Hiroshi Ishidai, Kazuhiro Yoshida, Minako Ono, Takatoshi Tsujimura
  • Publication number: 20150123091
    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: Application
    Filed: April 17, 2013
    Publication date: May 7, 2015
    Inventors: Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Kazuhiro Yoshida, Takatoshi Tsujimura, Minako Ono
  • Publication number: 20150090978
    Abstract: A transparent electrode comprising a nitrogen-containing layer, and an electrode layer provided adjacent to the nitrogen-containing layer and having silver as a main component. The nitrogen-containing layer is configured using a compound containing nitrogen atoms, wherein the effective unshared electron pair content [n/M] is 2.0×10?3?[n/M], n being the number of unshared electron pairs that are not involved in aromaticity and that are not coordinated with the metal from among the unshared electron pairs of the nitrogen atoms, and M being the molecular weight.
    Type: Application
    Filed: April 15, 2013
    Publication date: April 2, 2015
    Inventors: Kazuhiro Yoshida, Takeshi Hakii, Hiroshi Ishidai, Toshiyuki Kinoshita, Takatoshi Tsujimura, Minako Ono
  • Publication number: 20150041788
    Abstract: An organic electroluminescence element includes: a first electrode and a second electrode, a plurality of light emitting units stacked one on top of another between the first electrode and the second electrode and each having a light emitting layer formed by using an organic material, and a transparent conductive layer arranged between the plurality of light emitting units. The transparent conductive layer is formed by using silver or an alloy containing silver as a main component, and is arranged adjacent to a nitrogen-containing layer formed by using a compound containing nitrogen atom.
    Type: Application
    Filed: March 11, 2013
    Publication date: February 12, 2015
    Inventors: Hiroshi Ishidai, Takeshi Hakii, Toshiyuki Kinoshita, Kazuhiro Yoshida, Takatoshi Tsujimura
  • Publication number: 20150028320
    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: Application
    Filed: April 15, 2013
    Publication date: January 29, 2015
    Inventors: Toshiyuki Kinoshita, Takeshi Hakii, Hiroshi Ishidai, Kazuhiro Yoshida, Minako Ono, Takatoshi Tsujimura
  • Publication number: 20150001516
    Abstract: The present invention is made to provide a transparent electrode having both electrical conductivity and light transmissibility, and improve the performance of an electronic device and an organic electroluminescence element. A transparent electrode (1) includes a nitrogen-containing layer (1a) and an electrode layer (1b) formed adjacent to the nitrogen-containing layer (1a). The electrode layer (1b) is formed using silver or an alloy having silver as a main component. The nitrogen-containing layer (1a) is composed of a compound that satisfies Formulas (1) and (2).
    Type: Application
    Filed: December 25, 2012
    Publication date: January 1, 2015
    Inventors: Kazuhiro Yoshida, Takeshi Hakii, Tomohiro Oshiyama, Hiroshi Ishidai, Toshiyuki Kinoshita, Takatoshi Tsujimura
  • Patent number: 8514155
    Abstract: A display unit has an organic light emitting diode (OLED) 21 provided in correspondence with each of pixels and capable of emitting light by itself, a drive transistor 22 for driving the OLED 21, a twig transistor 23 which is formed so as to have a portion of an electrode of the drive transistor 22 independently formed, and which is used to detect a threshold voltage (Vth) of the drive transistor 22, a compensating capacitor 28 in which the threshold voltage (Vth) detected by the twig transistor 23 is written, a signal capacitor 27 in which a signal voltage to be supplied to the drive transistor 22 is written, a first transistor 24 provided between a data line and the signal capacitor 27, a second transistor 25 provided between the signal capacitor 27 and the compensating capacitor 28, and a third transistor 26 provided between a gate electrode and another electrode of the twig transistor 23.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: August 20, 2013
    Assignee: International Business Machines Corporation
    Inventors: Yoshinao Kobayashi, Takatoshi Tsujimura, Shinya Ono
  • Patent number: 7738056
    Abstract: A liquid crystal display capable of improving the brightness without depending on the aperture ratio. By setting a lower polarization plate between an array substrate and a color filter substrate, the light reflected from a metal film formed on the array substrate can directly return to a light guide plate. Therefore, the light recycling efficiency is improved and the brightness of the liquid crystal display is improved.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: June 15, 2010
    Assignee: International Business Machines Corporation
    Inventors: Takatoshi Tsujimura, Hiroyuki Kamiya
  • Patent number: 7612499
    Abstract: An image display according to one aspect of the present invention includes a light emitting unit that is located in each unit pixel area in each, emits light corresponding to an injected electric current, and includes a plurality of light emitting layers which are horizontally divided into. The plurality of light emitting layers are electrically connected in series.
    Type: Grant
    Filed: June 23, 2005
    Date of Patent: November 3, 2009
    Assignee: Chi Mei Optoelectronics Corp.
    Inventors: Takatoshi Tsujimura, Atsushi Tanaka, Shinya Ono
  • Patent number: 7592275
    Abstract: A method and an apparatus are provided for manufacturing an active matrix device including a top gate type TFT. A manufacturing process of the top gate type TFT includes the steps of forming an oxide film on the inner wall of a CVD processing chamber and arranging a substrate having source and drain electrodes formed thereon in the processing chamber. Additional steps include doping the source and drain electrodes with P, and forming an a-Si layer and a gate insulating film in the processing chamber. Furthermore, an apparatus is provided for manufacturing an active matrix device including a top gate type TFT having the inner surface of the processing chamber coated with the oxide film.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: September 22, 2009
    Assignee: Au Optronics Corporation
    Inventors: Takatoshi Tsujimura, Osamu Tokuhiro, Mitsuo Morooka, Takashi Miyamoto
  • Patent number: 7569858
    Abstract: A thin film transistor according to the present invention includes a gate electrode, a semiconductor layer having a channel forming region arranged on the gate electrode and an impurity region arranged on a part of the channel forming region, source and drain electrodes electrically connected to the impurity region, and a gate insulating film that electrically insulates the gate electrode and the semiconductor layer, wherein the distance between the upper end of the gate electrode and the upper end of the impurity region is larger than the distance between the upper end of the gate electrode and the upper end of the channel forming region.
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: August 4, 2009
    Assignee: Kyocera Corporation
    Inventors: Takatoshi Tsujimura, Shinya Ono, Mitsuo Morooka, Koichi Miwa
  • Patent number: 7561228
    Abstract: A liquid crystal display capable of improving the brightness without depending on the aperture ratio. By setting a lower polarization plate between an array substrate and a color filter substrate, the light reflected from a metal film formed on the array substrate can directly return to a light guide plate. Therefore, the light recycling efficiency is improved and the brightness of the liquid crystal display is improved.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: July 14, 2009
    Assignee: International Business Machines Corporation
    Inventors: Takatoshi Tsujimura, Hiroyuki Kamiya
  • Publication number: 20090066682
    Abstract: A display unit has an organic light emitting diode (OLED) 21 provided in correspondence with each of pixels and capable of emitting light by itself a drive transistor 22 for driving the OLED 21, a twig transistor 23 which is formed so as to have a portion of an electrode of the drive transistor 22 independently formed, and which is used to detect a threshold voltage (Vth) of the drive transistor 22, a compensating capacitor 28 in which the threshold voltage (Vth) detected by the twig transistor 23 is written, a signal capacitor 27 in which a signal voltage to be supplied to the drive transistor 22 is written, a first transistor 24 provided between a data line and the signal capacitor 27, a second transistor 25 provided between the signal capacitor 27 and the compensating capacitor 28, and a third transistor 26 provided between a gate electrode and another electrode of the twig transistor 23.
    Type: Application
    Filed: June 13, 2008
    Publication date: March 12, 2009
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Yoshinao Kobayashi, Takatoshi Tsujimura, Shinya Ono