Patents by Inventor Hiroshi Kageyama
Hiroshi Kageyama 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: 9747837Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: August 12, 2016Date of Patent: August 29, 2017Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Publication number: 20170088433Abstract: The ammonia synthesis catalyst of the present invention, comprises: a powder of a perovskite oxyhydride having hydride (H?) incorporated therein as a support; and a metal or a metal compound exhibiting a catalytic activity for ammonia synthesis, supported on the support, and the perovskite oxyhydride is represented by ATiO3-xHx (wherein A represents Ca, Sr, or Ba, and 0.1?x?0.6).Type: ApplicationFiled: January 9, 2015Publication date: March 30, 2017Inventors: Hiroshi KAGEYAMA, Yoji KOBAYASHI, Naoya MASUDA, Hideo HOSONO
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Publication number: 20170073229Abstract: The method for producing a perovskite metal oxynitride of the present invention, comprises: a hydrogenation step (A) of forming a perovskite oxyhydride in which an oxide ion (O2?) and a hydride ion (H?) coexist, by reducing a perovskite oxide through a reductive oxygen elimination reaction using a metal hydride; and a nitriding step (B) of forming a perovskite oxynitride containing a nitride ion (N3?) by heat-treating the perovskite oxyhydride in the presence of a nitrogen source substance at a temperature of 300° C. or higher and 600° C. or lower and exchanging the hydride ion (H?) for a nitride ion (N3?).Type: ApplicationFiled: January 9, 2015Publication date: March 16, 2017Inventors: Hiroshi KAGEYAMA, Yoji KOBAYASHI, Kohei AIZU, Wataru YOSHIMUNE, Hideo HOSONO
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Publication number: 20170039938Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: August 12, 2016Publication date: February 9, 2017Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Publication number: 20170039937Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: August 12, 2016Publication date: February 9, 2017Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Publication number: 20160366838Abstract: A plant cultivation apparatus according to the present technology includes a cultivation space where a cultivation environment is controllable, and a plurality of cultivation shelves disposed in the cultivation space. An air conditioner for supplying airflow to the cultivation shelves is provided in an upper region of the cultivation space. An induced draft fan for inducing the airflow supplied from the air conditioner to the cultivation shelves is provided at least at an end of the cultivation space. The induced draft fan is configured to induce the airflow supplied from the air conditioner to the cultivation shelves.Type: ApplicationFiled: September 1, 2016Publication date: December 22, 2016Inventors: Fumio HANZAWA, Hiroyuki NAKA, Yousuke OKUI, Hiroshi KAGEYAMA, Kazunori TANAKA
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Patent number: 9489890Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: October 14, 2015Date of Patent: November 8, 2016Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 9440228Abstract: [Problem] Many oxide-ion conductors exhibit high functionality at high temperatures due to the large weight and charge of oxide ions, and it has been difficult to achieve the functionality at low temperatures. [Solution] A perovskite oxide having hydride ion conductivity, at least 1 at % of the oxide ions (O2?) contained in a titanium-containing perovskite oxide being substituted with hydride ions (H?). This oxide, in which negatively charged hydride ions (H?) are used for the ionic conduction, has both hydride ion conductivity and electron conductivity. As a starting material, the titanium-containing perovskite oxide is kept together with a powder of an alkali metal or alkaline-earth metal hydride selected from LiH, CaH2, SrH2, and BaH2 in a temperature range of 300° C. or higher and lower than the melting point of the hydride in a vacuum or an inert gas atmosphere to substitute some of the oxide ions in the oxide with the hydride ions, resulting in the introduction of the hydride ions into oxygen sites.Type: GrantFiled: July 5, 2012Date of Patent: September 13, 2016Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Hideo Hosono, Hiroshi Kageyama, Yoji Kobayashi, Mikio Takano, Takeshi Yajima
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Publication number: 20160157447Abstract: A plant cultivation apparatus includes a cultivation unit including a cultivation bed that includes a recess having a recessed cross-sectional shape and receiving cultivation liquid injected into the recess, and a cultivation plate provided on the cultivation bed. The cultivation plate is supported by the recess of the cultivation bed, and includes an air supply path formed inside the cultivation plate, an air intake port through which air is supplied to the air supply path, and an air discharge port connecting with the air supply path and formed on an upper surface side of the cultivation plate where a cultivation plant is disposed. The cultivation bed includes an air intake port through which air is introduced and guided to the air supply path of the cultivation plate, and an air discharge port connectable with the air intake port of the cultivation plate.Type: ApplicationFiled: March 11, 2015Publication date: June 9, 2016Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Fumio HANZAWA, Masahiko KAIDE, Hiroshi KAGEYAMA
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Publication number: 20160086538Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: October 14, 2015Publication date: March 24, 2016Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu FURUIE
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Patent number: 9189993Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: June 3, 2014Date of Patent: November 17, 2015Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 9135858Abstract: Provided is an image display device, which includes: a display area including a plurality of pixels each of which includes a self light-emitting element; and a plurality of signal lines for inputting an image voltage to each of the plurality of pixels, in which: each of the plurality of pixels includes a field-effect transistor for driving the self light-emitting element based on the image voltage which is input through each of the plurality of signal lines to each of the plurality of pixels; the display area is divided into at least two regions including a first region and a second region; and a (channel width-to-channel length) ratio of the field-effect transistor in the first region is smaller than the ratio of any field-effect transistor in the second region.Type: GrantFiled: February 3, 2010Date of Patent: September 15, 2015Assignees: JAPAN DISPLAY INC., CANON KABUSHIKI KAISHAInventors: Takahide Kuranaga, Tohru Kohno, Hajime Akimoto, Hiroshi Kageyama
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Publication number: 20150037236Abstract: Provided are a macroporous titanium compound monolith and a production method thereof, the macroporous titanium compound monolith having a framework that is composed of a titanium compound other than titanium dioxide, having controlled macropores, and having electron conductivity, the titanium compound being oxygen-deficient titanium oxide, titanium oxynitride, or titanium nitride.Type: ApplicationFiled: February 18, 2013Publication date: February 5, 2015Inventors: Hiroshi Kageyama, Kazuki Nakanishi, Yoji Kobayashi, Atsushi Kitada, George Hasegawa
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Publication number: 20140285112Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: June 3, 2014Publication date: September 25, 2014Applicants: PANASONIC LIQUID CRYSTAL DISPLAY CO., INC., JAPAN DISPLAY INC.Inventors: Naoki TOKUDA, Hiroshi KAGEYAMA, Masamitsu Mobara
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Patent number: 8773025Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: GrantFiled: December 17, 2013Date of Patent: July 8, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Naoki Tokuda, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 8760409Abstract: An image display unit with screen input function is provided, by which it is possible to input image data directly to a screen without decreasing numerical aperture of pixel. The image display unit comprises a light detecting TFT 61 receiving a light entering from a screen of a liquid crystal display panel, said light detecting TFT 61 is connected in series to a switching TFT 60, which does not receive a light entering from the screen of the liquid crystal display panel. To a source electrode of the light detecting TFT 61, a storage capacitor Cst and a pixel electrode of a liquid crystal element are connected. The liquid crystal element is represented by a capacitor CLC. A sensor control line 140 is connected to the gate electrode of the light detecting TFT 61, and a gate line 120 is connected to the gate electrode of the switching TFT 60. A data line 110 is connected to the drain electrode of the switching TFT 60, and a storage line 150 is connected to one end of a storage capacitor Cst.Type: GrantFiled: November 3, 2007Date of Patent: June 24, 2014Assignees: Hitachi Displays Co., Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Masayoshi Kinoshita, Hiroshi Kageyama
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Patent number: 8749460Abstract: Provided is an image display device including: a plurality of pixel scanning lines; a plurality of signal lines; and a plurality of pixel circuits corresponding to intersections between the pixel scanning lines and the signal lines. Each of the pixel circuits includes: a driver transistor; a light emitting element for emitting light based on the current supplied from the driver transistor; a pixel switch for generating a potential based on an image signal and a scanning signal; a capacitor element for controlling the driver transistor based on a potential difference caused by the potential supplied from the pixel switch; and a reset switch for setting a potential at an end of the capacitor element to a predetermined state based on a scanning signal supplied from one of the pixel scanning lines preceding the scanning signal which corresponds to the corresponding one of the plurality of pixel circuits.Type: GrantFiled: August 26, 2009Date of Patent: June 10, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Hajime Akimoto, Hiroshi Kageyama, Tohru Kohno
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Publication number: 20140128252Abstract: [Problem] Many oxide-ion conductors exhibit high functionality at high temperatures due to the large weight and charge of oxide ions, and it has been difficult to achieve the functionality at low temperatures. [Solution] A perovskite oxide having hydride ion conductivity, at least 1 at % of the oxide ions (O2?) contained in a titanium-containing perovskite oxide being substituted with hydride ions (H?). This oxide, in which negatively charged hydride ions (H?) are used for the ionic conduction, has both hydride ion conductivity and electron conductivity. As a starting material, the titanium-containing perovskite oxide is kept together with a powder of an alkali metal or alkaline-earth metal hydride selected from LiH, CaH2, SrH2, and BaH2 in a temperature range of 300° C. or higher and lower than the melting point of the hydride in a vacuum or an inert gas atmosphere to substitute some of the oxide ions in the oxide with the hydride ions, resulting in the introduction of the hydride ions into oxygen sites.Type: ApplicationFiled: July 5, 2012Publication date: May 8, 2014Applicants: KYOTO UNIVERSITY, TOKYO INSTITUTE OF TECHNOLOGYInventors: Hideo Hosono, Hiroshi Kageyama, Yoji Kobayashi, Mikio Takano, Takeshi Yajima
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Publication number: 20140104145Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.Type: ApplicationFiled: December 17, 2013Publication date: April 17, 2014Applicants: Panasonic Liquid Crystal Display Co., Ltd., Japan Display Inc.Inventors: Naoki TOKUDA, Hiroshi Kageyama, Masamitsu Furuie
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Patent number: 8633878Abstract: An image display is provided with a display area including pixels, each including illuminating means. A control circuit turns the illuminating means of the pixels on and off. A first terminal of a capacitor is connected to an input terminal of the control circuit. An image signal voltage generation circuit generates image signal voltages and a pixel drive voltage generation circuit generates pixel drive voltages for the pixels. A connector is provided for connecting either one of the image signal voltages or the pixel drive voltages to a second terminal of the capacitor. As such, an amount of drive current for the pixels is controlled in accordance with both the pixel drive voltage and the image signal voltage.Type: GrantFiled: March 6, 2012Date of Patent: January 21, 2014Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Hajime Akimoto, Shigeyuki Nishitani, Shinichi Komura, Toshihiro Sato, Hiroshi Kageyama, Yoshiteru Shimizu