Patents by Inventor Seiichi Yokoyama
Seiichi Yokoyama 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).
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Patent number: 10916593Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: July 3, 2019Date of Patent: February 9, 2021Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Publication number: 20190326358Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: ApplicationFiled: July 3, 2019Publication date: October 24, 2019Inventors: Mitsuhiro KASHIWABARA, Jiro YAMADA, Seiichi YOKOYAMA, Kohji HANAWA
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Patent number: 10347697Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: March 5, 2018Date of Patent: July 9, 2019Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 10170725Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: GrantFiled: July 26, 2017Date of Patent: January 1, 2019Assignee: Sony CorporationInventor: Seiichi Yokoyama
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Publication number: 20180197923Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: ApplicationFiled: March 5, 2018Publication date: July 12, 2018Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 9911792Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: February 14, 2017Date of Patent: March 6, 2018Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Publication number: 20170338439Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: ApplicationFiled: July 26, 2017Publication date: November 23, 2017Inventor: Seiichi Yokoyama
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Patent number: 9761825Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: GrantFiled: July 28, 2016Date of Patent: September 12, 2017Assignee: Sony CorporationInventor: Seiichi Yokoyama
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Publication number: 20170154932Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: ApplicationFiled: February 14, 2017Publication date: June 1, 2017Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 9627453Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: June 9, 2016Date of Patent: April 18, 2017Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Publication number: 20160336531Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: ApplicationFiled: July 28, 2016Publication date: November 17, 2016Inventor: Seiichi Yokoyama
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Publication number: 20160293673Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: ApplicationFiled: June 9, 2016Publication date: October 6, 2016Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 9431627Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: GrantFiled: April 24, 2015Date of Patent: August 30, 2016Assignee: Sony CorporationInventor: Seiichi Yokoyama
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Patent number: 9373672Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: June 24, 2015Date of Patent: June 21, 2016Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 9236581Abstract: A display unit includes a plurality of first electrodes provided to respective pixels; an insulating layer having an opening facing each of the first electrodes and having an overhang at an edge of the opening; a charge injection-transport layer being cut or having higher resistance at the overhang of the insulating layer to exhibit one or both of a charge injection property and a charge transport property; an organic layer including one light-emitting layer or a plurality of light-emitting layers common to all of the pixels; and a second electrode formed on an entire surface of the organic layer, the first electrodes, the insulating layer, the charge injection-transport layer, the organic layer, and the second electrode being disposed in this order from a substrate side.Type: GrantFiled: May 22, 2014Date of Patent: January 12, 2016Assignee: Sony CorporationInventors: Takayoshi Kato, Seiichi Yokoyama, Mitsuharu Shoji, Takashi Sakairi
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Patent number: 9190460Abstract: 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: GrantFiled: November 18, 2014Date of Patent: November 17, 2015Assignee: Sony CorporationInventors: Seiichi Yokoyama, Atsuya Makita, Eiji Hasegawa, Jiro Yamada, Hirohisa Shirai, Yasutaka Koga, Shinsuke Hibarino
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Publication number: 20150295017Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: ApplicationFiled: June 24, 2015Publication date: October 15, 2015Inventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Patent number: 9123666Abstract: A display unit includes a plurality of light emitting devices, each of the light emitting devices including a function layer including at least an organic layer is sandwiched between a first electrode and a second electrode, and which have a resonator structure for resonating light by using a space between the first electrode and the second electrode as a resonant section and extracting the light through the second electrode are arranged on a substrate, wherein in the respective light emitting devices, the organic layer is made of an identical layer, and a distance of the resonant section between the first electrode and the second electrode is set to a plurality of different values.Type: GrantFiled: July 24, 2014Date of Patent: September 1, 2015Assignee: Sony CorporationInventors: Mitsuhiro Kashiwabara, Jiro Yamada, Seiichi Yokoyama, Kohji Hanawa
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Publication number: 20150228922Abstract: An organic light-emitting device includes, in order an anode, an organic layer comprising a light-emitting layer, and a cathode. The anode is a laminated structure comprising in order: a first anode layer comprising a metal compound or a conductive oxide; a second anode layer that is a reflective layer; and a third anode layer comprising a metal compound or a conductive oxide. Light generated in the light-emitting layer is extracted through the cathode.Type: ApplicationFiled: April 24, 2015Publication date: August 13, 2015Inventor: Seiichi Yokoyama
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Patent number: 9048451Abstract: A laminated structure which can reduce defect by preventing deposition failure or holes of an insulating film, manufacturing method, and a display unit that employ same are provided. The laminated structure as an anode for organic light-emitting devices is provided on a flat surface of a substrate. In the laminated structure, an adhesive layer made of ITO, a reflective layer made of silver or an alloy containing silver, and a barrier layer made of ITO are layered in this order from the substrate side. A cross sectional shape of the laminated structure in the laminated direction is a forward tapered shape. A sidewall face of the adhesive layer, the reflective layer, and the barrier layer is totally covered by an insulating film, and deposition failure or holes of the insulating film is prevented. A taper angle made by the sidewall face and the flat surface is preferably from about 10° to about 70°.Type: GrantFiled: May 15, 2013Date of Patent: June 2, 2015Assignee: Sony CorporationInventor: Seiichi Yokoyama