Patents by Inventor Jiro Yamada

Jiro Yamada 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: 8373342
    Abstract: A light-emitting apparatus includes: light-emitting devices emitting light of different single colors in a visible wavelength region, wherein each of the light-emitting devices includes an organic layer which is interposed between first and second electrodes and in which a first or second light-emitting layer emitting light of different single colors is included at a first or second position separated from each other in a direction from the first electrode to the second electrode; a first reflective interface which is provided on the side of the first electrode so as to reflect light emitted from the first or second light-emitting layer to be emitted from the side of the second electrode; and a second reflective interface and a third reflective interface which are provided on the side of the second electrode at mutually separated positions in that order in a direction from the first electrode to the second electrode.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: February 12, 2013
    Assignee: Sony Corporation
    Inventors: Toshihiro Fukuda, Jiro Yamada, Yohei Ebihara
  • Patent number: 8334530
    Abstract: A light-emitting element includes a first electrode, an organic layer with a light-emitting layer made of organic light-emitting material, a half-transmitting/reflecting film, a resistance layer, and a second electrode, which are sequentially laminated on top of the other. The first electrode reflects light from the light-emitting layer, the second electrode transmits light from the light-emitting layer. The half-transmitting/reflecting film includes a first half-transmitting/reflecting film and a second half-transmitting/reflecting film which are laminated in this order from a side of the organic layer. Also, the half-transmitting/reflecting film on the organic layer has an average thickness of 1 nm to 6 nm.
    Type: Grant
    Filed: November 24, 2010
    Date of Patent: December 18, 2012
    Assignee: Sony Corporation
    Inventors: Eisuke Negishi, Jiro Yamada, Mitsuhiro Kashiwabara, Hirofumi Nakamura, Seonghee Noh
  • Publication number: 20120295016
    Abstract: A method of producing a light-emitting element is provided. The method includes forming a first half-transmitting/reflecting film and a second half-transmitting/reflecting film sequentially on an organic layer by physical vapor deposition.
    Type: Application
    Filed: July 30, 2012
    Publication date: November 22, 2012
    Applicant: SONY CORPORATION
    Inventors: Eisuke Negishi, Jiro Yamada, Mitsuhiro Kashiwabara, Hirofumi Nakamura, Seonghee Noh
  • Publication number: 20120274617
    Abstract: A light-emitting device including: an organic layer which is interposed between a first electrode and a second electrode and in which a first light-emitting layer and a second light-emitting layer emitting light of single colors or two or more different colors in a visible wavelength region are sequentially included at mutually separated positions in that order in a direction from the first electrode to the second electrode; a first reflective interface which is provided on the side of the first electrode so as to reflect light emitted from the first light-emitting layer and the second light-emitting layer to be emitted from the side of the second electrode; and a second reflective interface and a third reflective interface which are sequentially provided on the side of the second electrode at mutually separated positions in that order in a direction from the first electrode to the second electrode.
    Type: Application
    Filed: July 12, 2012
    Publication date: November 1, 2012
    Applicant: Sony Corporation
    Inventors: Toshihiro Fukuda, Jiro Yamada, Yohei Ebihara
  • Publication number: 20120261685
    Abstract: A display device including light emitting elements corresponding to respective colors disposed on a substrate. Each of the light emitting elements corresponding to the respective colors has a cavity structure in which a light emission functioning layer including a light emitting layer is held between a reflecting electrode and a semi-transmitting electrode. The light emission functioning layer except for the light emitting layer is common to the light emitting elements corresponding to the respective colors.
    Type: Application
    Filed: June 26, 2012
    Publication date: October 18, 2012
    Applicant: SONY CORPORATION
    Inventors: Reo Asaki, Jiro Yamada
  • Publication number: 20120248475
    Abstract: A display unit includes, on a substrate, a plurality of organic EL devices, and an insulating film provided in an inter-device region between the plurality of organic EL devices, the insulating film including a groove in a position between the organic EL devices adjacent to each other.
    Type: Application
    Filed: March 1, 2012
    Publication date: October 4, 2012
    Applicant: SONY CORPORATION
    Inventors: Jiro Yamada, Seiichi Yokoyama, Eiji Hasegawa, Atsuya Makita, Masanao Uesugi, Shoichi Gondo, Tomoyoshi Ichikawa, Junichi Yamashita
  • Publication number: 20120248467
    Abstract: An organic light emitting device includes a first electrode and a second electrode, an organic layer including a light emitting layer between the first electrode and the second electrode, and an insulating film covering a rim of the first electrode from a surface thereof to a side surface thereof, and having an internal wall surface being in contact with the organic layer, and one or more corner sections in the internal wall surface with a ridge line thereof in parallel with the surface of the first electrode.
    Type: Application
    Filed: March 6, 2012
    Publication date: October 4, 2012
    Applicant: Sony Corporation
    Inventors: Seiichi Yokoyama, Atsuya Makita, Eiji Hasegawa, Jiro Yamada, Hirohisa Shirai, Yasutaka Koga, Shinsuke Hibarino
  • Publication number: 20120250303
    Abstract: A display capable of suppressing color mixture caused by the diffraction of the light passing through the adjacent transmission color region of the color filter, even when a size of a light emitting element is small, and an electronic device including the display are provided. The display includes a plurality of light emitting elements, and a color filter having a transmission color region facing the plurality of light emitting elements, and a semi-transmissive region provided at a part of the transmission color region.
    Type: Application
    Filed: March 2, 2012
    Publication date: October 4, 2012
    Applicant: SONY CORPORATION
    Inventors: Reo Asaki, Jiro Yamada
  • Publication number: 20120243221
    Abstract: A display apparatus, includes: a substrate; a plural light emitting elements provided on the substrate and each formed from a lower electrode, a light emitting function layer and an upper layer stacked in this order; a partition for element isolation provided on the substrate and having a plural apertures individually corresponding to the light emitting elements; and a black matrix disposed on the light extraction side of the light emitting elements and having a shape with which the black matrix covers over portions. Each of the apertures of the partition having a side wall is formed in such a tapering shape that the aperture width increases toward the light extraction side of the light emitting elements. The black matrix is provided in such a manner as to cover over an upper edge portion of the tapering shape on at least one side which defines each aperture of the partition.
    Type: Application
    Filed: June 4, 2012
    Publication date: September 27, 2012
    Applicant: SONY CORPORATION
    Inventors: Akitsuna Takagi, Jiro Yamada, Toshihiro Fukuda
  • Publication number: 20120241782
    Abstract: A display device including light emitting elements corresponding to respective colors disposed on a substrate. Each light emitting has a cavity structure in which a light emission functioning layer including a light emitting layer is held between a reflecting electrode and a semitransmitting electrode. A cavity order of at least the light emitting element adapted to resonate a light, having the shortest wavelength is 1, and a cavity order of each of other light emitting elements is 0. The light emission functioning layer except for the light emitting layer is common to the light emitting elements corresponding to the respective colors.
    Type: Application
    Filed: June 7, 2012
    Publication date: September 27, 2012
    Applicant: SONY CORPORATION
    Inventors: Reo Asaki, Jiro Yamada
  • Publication number: 20120211776
    Abstract: An organic electroluminescence display device is provided. The organic electroluminescence display device includes plural organic electroluminescence elements. Each organic electroluminescence element includes: a lower electrode; an insulating layer having an opening, in which a lower electrode is exposed at the bottom of the opening; an auxiliary wiring; a stacked structure provided from a portion over the lower electrode exposed at the bottom of the opening to a portion of the insulating layer surrounding the opening, including a light emitting layer made of an organic light-emitting material; and an upper electrode. At least one layer of the stacked structure partially contacts the auxiliary wiring. The insulating layer and the auxiliary wiring are provided in common to the plurality of organic EL elements. The upper electrode covers the whole surface of the stacked structures and the auxiliary wiring.
    Type: Application
    Filed: March 26, 2012
    Publication date: August 23, 2012
    Applicant: SONY CORPORATION
    Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Hiroshi Fujimaki, Hirofumi Fujioka, Reo Asaki
  • Publication number: 20120205681
    Abstract: Provided is a display apparatus and a method of manufacture. The display apparatus includes a first substrate with a plurality of organic electroluminescence devices, a second substrate with a color filter, the second substrate facing the first substrate, and an adhesive layer disposed between the first substrate and the second substrate so as to cover the plurality of organic electroluminescence devices, the adhesive layer being made of a material selected from the group consisting of a phenol resin, a melanin resin, an unsaturated polyester resin, an epoxy resin, a silicon resin and a polyurethane resin.
    Type: Application
    Filed: April 26, 2012
    Publication date: August 16, 2012
    Applicant: SONY CORPORATION
    Inventors: Yuichi Iwase, Yasunori Kijima, Jiro Yamada
  • Patent number: 8232719
    Abstract: An organic electroluminescence display device is provided. The organic electroluminescence display device includes plural organic electroluminescence elements. Each organic electroluminescence element includes: a lower electrode; an insulating layer having an opening, in which a lower electrode is exposed at the bottom of the opening; an auxiliary wiring; a stacked structure provided from a portion over the lower electrode exposed at the bottom of the opening to a portion of the insulating layer surrounding the opening, including a light emitting layer made of an organic light-emitting material; and an upper electrode. At least one layer of the stacked structure partially contacts the auxiliary wiring. The insulating layer and the auxiliary wiring are provided in common to the plurality of organic EL elements. The upper electrode covers the whole surface of the stacked structures and the auxiliary wiring.
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: July 31, 2012
    Assignee: Sony Corporation
    Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Hiroshi Fujimaki, Hirofumi Fujioka, Reo Asaki
  • Patent number: 8227796
    Abstract: A display device includes light emitting elements corresponding to respective colors disposed on a substrate. Each of the light emitting elements corresponding to the respective colors has a cavity structure in which a light emission functioning layer including a light emitting layer is held between a reflecting electrode and a semitransmitting electrode. A cavity order of at least the light emitting element adapted to resonate a light, having the shortest wavelength, of the light emitting elements corresponding to the respective colors is 1, and a cavity order of each of other light emitting elements is 0. The light emission functioning layer except for the light emitting layer is common to the light emitting elements corresponding to the respective colors.
    Type: Grant
    Filed: November 11, 2008
    Date of Patent: July 24, 2012
    Assignee: Sony Corporation
    Inventors: Reo Asaki, Jiro Yamada
  • Patent number: 8227981
    Abstract: A light-emitting device including: an organic layer which is interposed between a first electrode and a second electrode and in which a first light-emitting layer and a second light-emitting layer emitting light of single colors or two or more different colors in a visible wavelength region are sequentially included at mutually separated positions in that order in a direction from the first electrode to the second electrode; a first reflective interface which is provided on the side of the first electrode so as to reflect light emitted from the first light-emitting layer and the second light-emitting layer to be emitted from the side of the second electrode; and a second reflective interface and a third reflective interface which are sequentially provided on the side of the second electrode at mutually separated positions in that order in a direction from the first electrode to the second electrode.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: July 24, 2012
    Assignee: Sony Corporation
    Inventors: Toshihiro Fukuda, Jiro Yamada, Yohei Ebihara
  • Patent number: 8198805
    Abstract: A display apparatus, includes: a substrate; a plural light emitting elements provided on the substrate and each formed from a lower electrode, a light emitting function layer and an upper layer stacked in this order; a partition for element isolation provided on the substrate and having a plural apertures individually corresponding to the light emitting elements; and a black matrix disposed on the light extraction side of the light emitting elements and having a shape with which the black matrix covers over portions. Each of the apertures of the partition having a side wall is formed in such a tapering shape that the aperture width increases toward the light extraction side of the light emitting elements. The black matrix is provided in such a manner as to cover over an upper edge portion of the tapering shape on at least one side which defines each aperture of the partition.
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: June 12, 2012
    Assignee: Sony Corporation
    Inventors: Akitsuna Takagi, Jiro Yamada, Toshihiro Fukuda
  • Patent number: 8179038
    Abstract: Provided is a display apparatus which can easily bond a drive panel and a sealing panel together. The drive panel includes organic electroluminescence devices on a substrate for drive and extracts light from the side of the organic electroluminescence devices. The sealing panel includes a color filter on a substrate for sealing. The drive panel and the sealing panel are disposed to face each other, and the whole facing surfaces of the drive panel and the sealing panel are bonded together with an adhesive layer. The adhesive layer is cured with at least heat, and is made of only one coating liquid or a combination of two or more coating liquids for curing. A temporary fixing portion is formed in an edge portion of the adhesive layer. The temporary fixing portion is made of, for example, an ultraviolet cure resin, and is formed so as to straddle between the sealing panel and the drive panel to align their relative positions.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: May 15, 2012
    Assignee: Sony Corporation
    Inventors: Yuichi Iwase, Yasunori Kijima, Jiro Yamada
  • Patent number: 8093801
    Abstract: Disclosed herein is a display device provided with: (A) a plurality of light-emitting devices comprising a first electrode, an organic layer including a light-emitting layer and a second electrode configured to resonate light, which is generated in the light-emitting layer, between a first interface defined by an interface between the first electrode and the organic layer and a second interface defined by an interface between the second electrode and the organic layer, and (B) a transparent upper substrate having a first side facing the second electrode and a second side located on an opposite side of the first side, and fixed above the second electrode.
    Type: Grant
    Filed: August 13, 2008
    Date of Patent: January 10, 2012
    Assignee: Sony Corporation
    Inventors: Jiro Yamada, Mitsuhiro Kashiwabara, Toshihiro Fukuda, Reo Asaki, Gentaro Kano
  • Publication number: 20110254437
    Abstract: Disclosed herein is a display device provided with: (A) a plurality of light-emitting devices comprising a first electrode, an organic layer including a light-emitting layer and a second electrode configured to resonate light, which is generated in the light-emitting layer, between a first interface defined by an interface between the first electrode and the organic layer and a second interface defined by an interface between the second electrode and the organic layer, and (B) a transparent upper substrate having a first side facing the second electrode and a second side located on an opposite side of the first side, and fixed above the second electrode.
    Type: Application
    Filed: July 1, 2011
    Publication date: October 20, 2011
    Applicant: SONY CORPORATION
    Inventors: Jiro Yamada, Mitsuhiro Kashiwabara, Toshihiro Fukuda, Reo Asaki, Gentaro Kano
  • Publication number: 20110241038
    Abstract: A display unit capable of being simply designed and manufactured by using more simplified light emitting device structure while capable of high definition display and display with superior color reproducibility and a manufacturing method thereof are provided. The display unit is a display unit (1), wherein a plurality of organic EL devices (3B), (3G), and (3R), in which a function layer (6) including a light emitting layer (11) is sandwiched between a lower electrode (4) made of a light reflective material and a semi-transmissive upper electrode (7), and which has a resonator structure in which light h emitted in the light emitting layer (11) is resonated using a space between the lower electrode (4) and the upper electrode (7) as a resonant section (15) and is extracted from the upper electrode (7) side are arranged on a substrate (2).
    Type: Application
    Filed: June 14, 2011
    Publication date: October 6, 2011
    Applicant: SONY CORPORATION
    Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa