Patents by Inventor Yuki Yamashita
Yuki Yamashita 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: 9389474Abstract: A liquid crystal panel (10) includes a plurality of pixels arranged in a matrix pattern having rows and columns. A plurality of Cs bus lines (43c) as storage capacitor lines are routed in the row direction of the liquid crystal panel (10). A plurality of branch lines (310) are routed in the column direction across a pixel region (10a). The branch lines (310) are connected to the Cs bus lines (43c) so that control signals are sent to storage capacitors from the branch lines (310) through the Cs bus lines (43c).Type: GrantFiled: September 3, 2014Date of Patent: July 12, 2016Assignee: SHARP KABUSHIKI KAISHAInventors: Masae Kawabata, Fumikazu Shimoshikiryoh, Yuki Yamashita, Akihiro Shohraku
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Patent number: 9382163Abstract: The present invention aims to provide an amorphous dielectric film and an electronic component in which the relative permittivity and the temperature coefficient of electrostatic capacitance can be maintained and the withstand voltage can be increased even if the dielectric film is further thinned. The amorphous dielectric film of the present invention is characterized in that it is a dielectric film composed of an amorphous composition with A-B—O as the main component, wherein A contains at least two elements selected from the group consisting of Ba, Ca and Sr, and B contains Zr. When the main component of the dielectric film is represented by (BaxCaySrz)?—B—O, x, y and z meet the conditions of 0?x?1, 0?y?1, 0?z?1, respectively, x+y+z=1 and at least any two of x, y and z are 0.1 or more. When A/B is represented by ?, 0.5???1.5.Type: GrantFiled: June 20, 2014Date of Patent: July 5, 2016Assignee: TDK CORPORATIONInventors: Toshihiko Kaneko, Saori Takeda, Yuki Yamashita, Junichi Yamazaki
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Publication number: 20160157338Abstract: A printed wiring board includes a digital circuit, an analog circuit, and a power supply path that is disposed on an insulating layer between the digital circuit and the analog circuit. A plurality of open stub EBG structures are disposed at an end of a bridge section in a power supply plane. The open stub EBG structure is an open stub state whose one end is connected to the power supply path and other end is in an open state.Type: ApplicationFiled: November 25, 2015Publication date: June 2, 2016Applicants: National University Corporation Okayama University, KYOCERA Circuit Solutions, Inc.Inventors: Yoshitaka TOYOTA, Kengo IOKIBE, Yuki YAMASHITA, Toshiyuki KANEKO, Masanori NAITO, Kiyohiko KAIYA, Toshihisa UEHARA, Koichi KONDO
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Publication number: 20160141312Abstract: A display device includes: a pixel electrode; a switching element that is connected to the pixel electrode and charges the pixel electrode; a reference potential terminal set at a reference potential; and a resistive element that is connected to the pixel electrode and the reference potential terminal so as to be interposed therebetween, the resistive element forming a resistance component against electric charges moving between the pixel electrode and the reference potential terminal.Type: ApplicationFiled: March 4, 2014Publication date: May 19, 2016Applicant: Sharp Kabushiki KaishaInventors: Yoshihiro NAKATANI, Yuki YAMASHITA, Masayoshi TAKAI
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Publication number: 20160035352Abstract: A voice recognition system, when deciding that a user is about to select a voice recognition result displayed on a screen while the system continuously recognizes a voice uttered, stops a display update of the recognition result on the display unit, thereby being able to prevent the recognition result from disappearing or from changing to other recognition result at the moment when the user is about to select the recognition result. This makes it possible to prevent a user from carrying out an unwanted operation, and to improve the convenience of the user.Type: ApplicationFiled: May 21, 2013Publication date: February 4, 2016Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuki FURUMOTO, Yuki YAMASHITA, Yuzuru INOUE, Masanobu OSAWA
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Patent number: 9216685Abstract: There are provided a power supply unit control device for an internal combustion engine driven vehicle provided with a lamp driving switch for turning lamp-driving current supplied to a vehicle headlamp from a battery charged by the output of an AC generator driven by an internal combustion engine and with a conducting control unit for controlling the lamp driving switch.Type: GrantFiled: June 29, 2012Date of Patent: December 22, 2015Assignees: KAWASAKI JUKOGYO KAUBHISKI KAISHA, KOKUSAN DENKI CO., LTD.Inventors: Tsuyoshi Hirade, Yuki Yamashita, Megumu Iwakiri, Kenji Kimura
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Patent number: 9198584Abstract: A control amplitude and a control frequency of a voltage applied to a piezoelectric pump are determined, control is carried out so that a voltage at the determined control amplitude and control frequency is applied to the piezoelectric pump, and a blood pressure value is calculated based on a cuff pressure detected by a pressure detection unit during inflation when the cuff pressure is increased by the piezoelectric pump. The amplitude of the voltage is controlled in predetermined steps, and a voltage having an amplitude that is a value above the control amplitude by at least one step and a voltage having an amplitude that is a value below the control amplitude by at least one step are applied, in a predetermined order, so that the control is essentially the same as when a voltage at the determined control amplitude is applied.Type: GrantFiled: October 26, 2012Date of Patent: December 1, 2015Assignee: Omron Healthcare Co., Ltd.Inventors: Yuki Yamashita, Tatsuya Kobayashi, Toshihiko Ogura, Yoshihiko Sano, Yukiya Sawanoi
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Publication number: 20150274600Abstract: A dielectric composition contains major components that are an A-group containing major components that are at least two selected from the group consisting of Ba, Ca, and Sr and a B-group which contains a major component that is selected from Zr and Ti and which contains at least Zr. The dielectric composition contains an amorphous substance containing the A-group and the B-group and a crystalline substance containing the A-group and the B-group. In the dielectric composition, the inequality 0.5???1.5 holds, where ? is the molar ratio of the A-group to the B-group.Type: ApplicationFiled: March 18, 2015Publication date: October 1, 2015Inventors: Raitarou MASAOKA, Toshihiko KANEKO, Yuki YAMASHITA, Hiroki UCHIYAMA, Saori TAKEDA, Yuji SEZAI, Shirou OOTSUKI
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Patent number: 9138152Abstract: A blood pressure meter includes an adjustment unit that adjusts a pressure in a cuff by controlling a piezoelectric pump that uses a piezoelectric vibrator to supply fluid to the cuff, a driving control unit that gradually changes a cuff pressure by performing driving control on the adjustment unit, a pressure detection unit that detects the cuff pressure, a blood pressure determination unit that determines a blood pressure value, a circumferential length detection unit that detects a circumferential length of the measurement area, a battery that supplies power to various units, and a decrease detection unit that detects a voltage decrease value for the battery during blood pressure measurement. Based on the circumferential length and the voltage decrease value detected in an initial inflation period when the blood pressure measurement is first started, a range of the voltage decrease value during blood pressure measurement carried out thereafter is estimated.Type: GrantFiled: October 10, 2012Date of Patent: September 22, 2015Assignee: OMRON HEALTHCARE Co., Ltd.Inventors: Tatsuya Kobayashi, Yuki Yamashita, Yoshihiko Sano, Yukiya Sawanoi, Hironori Sato
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Patent number: 9127099Abstract: Provided are a polymer having low cytotoxicity and capable of imparting surface hydrophilicity and biocompatibility to medical device surfaces by simple processing, a method for producing the polymer, and a surface treatment agent for medical devices. The polymer of the present invention has a particular ratio of structural units represented by the formulae (1a) and (1b), and a particular weight average molecular weight, and is useful as a surface treatment agent for various medical devices.Type: GrantFiled: June 12, 2012Date of Patent: September 8, 2015Assignee: NOF CORPORATIONInventors: Norio Iwakiri, Yosuke Matsuoka, Nobuyuki Yoshioka, Yuki Yamashita, Nobuyuki Sakamoto
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Publication number: 20150150470Abstract: A piezoelectric pump is provided with an actuator containing a piezoelectric element and a vibrating sheet; a first diaphragm, positioned opposite the actuator, with a first connecting hole provided therein; a pump chamber formed by the space between the actuator and the first diaphragm; and a second diaphragm positioned opposite the first diaphragm. The part of the second diaphragm opposite the first connecting hole is provided with an opposing wall portion that prevents a fluid that has been introduced into the pump chamber via the first connecting hole from flowing back towards a suction side via the first connecting hole.Type: ApplicationFiled: April 15, 2013Publication date: June 4, 2015Applicant: OMRON HEALTHCARE CO., LTD.Inventors: Yoshihiko Sano, Toshihiko Ogura, Tatsuya Kobayashi, Yuki Yamashita, Yoshiki Doi, Wataru Tsunoda
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Patent number: 9046728Abstract: The present invention is to provide a liquid crystal display device which hardly causes image sticking even when there is a difference in the pixel areas. The liquid crystal display device of the present invention includes a pair of substrates, and a liquid crystal layer sandwiched between the pair of substrates, and is configured such that a pixel is formed by picture elements of a plurality of colors.Type: GrantFiled: October 26, 2010Date of Patent: June 2, 2015Assignee: Sharp Kabushiki KaishaInventors: Ikumi Itsumi, Mitsuaki Hirata, Masae Kitayama, Kenichi Hyohdoh, Yuki Yamashita, Akane Sugisaka, Fumikazu Shimoshikiryoh
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Publication number: 20150124373Abstract: A dielectric composition containing a crystalline phase represented by a general formula of Bi12SiO20 and a crystalline phase represented by a general formula of Bi2SiO5 as the main components. The dielectric composition contains preferably 5 mass % to 99 mass % of the Bi2SiO5 crystalline phase, and more preferably 30 mass % to 99 mass %.Type: ApplicationFiled: October 31, 2014Publication date: May 7, 2015Inventors: Saori TAKEDA, Toshihiko KANEKO, Yuki YAMASHITA, Yuji SEZAI
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Patent number: 9019186Abstract: A liquid crystal display device (100) according to the present invention has a plurality of pixels that are arranged in columns and rows to form a matrix pattern and one color display pixel (P) is comprised of four or any other larger even number of pixels. The liquid crystal display device (100) of the present invention includes a plurality of source bus lines (13) which run in a column direction. The even number of pixels that form one color display pixel (P) include larger pixels with a relatively large area and smaller pixels with a relatively small area. Each set of pixels to be supplied with a signal voltage from an associated one of the plurality of source bus lines (13) has substantially the same total area as any other set of pixels. According to the present invention, in a liquid crystal display device in which a plurality of pixels that forms one color display pixel includes the larger and smaller pixels, generation of display unevenness that runs in the column direction can be minimized.Type: GrantFiled: January 24, 2011Date of Patent: April 28, 2015Assignee: Sharp Kabushiki KaishaInventors: Toshinori Sugihara, Toshihide Tsubata, Yuki Yamashita, Fumikazu Shimoshikiryoh, Mitsuaki Hirata, Kenichi Hyohdoh, Ikumi Itsumi, Akane Sugisaka, Masae Kitayama
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Patent number: 9017264Abstract: An electronic blood pressure meter includes a cuff, an inflation control unit that controls a pump for outputting a fluid into the cuff so that a pressure in the cuff is increased at an inflation speed target in accordance with a driving voltage, a pressure detection unit that detects a cuff pressure signal indicating a cuff pressure, a blood pressure calculation unit that calculates a blood pressure value based on a pulse wave superimposed on the detected cuff pressure signal, and a target changing unit that varies the inflation speed target during an inflation process in which the cuff pressure begins to increase at an initial inflation speed target and continues to increase. The target changing unit varies the inflation speed target so that the driving voltage measured during the inflation process stays within a voltage range corresponding to a range in which the pump is capable of output.Type: GrantFiled: October 10, 2012Date of Patent: April 28, 2015Assignee: OMRON HEALTHCARE Co., Ltd.Inventors: Tatsuya Kobayashi, Yuki Yamashita, Hiroyuki Kinoshita, Hironori Sato, Kenji Fujii, Yukiya Sawanoi
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Patent number: 9019184Abstract: A liquid crystal display device includes a plurality of subpixels arranged in one column and n rows (where n is an even number ? four) within each pixel. In two of the pixels, which are adjacent to each other in the row direction, subpixels that represent the same color belong to the same row. If two of the pixels, which are adjacent to each other in the column direction, are called first and second pixels, respectively, a first half of the subpixels having a combination of first colors are located in odd-numbered rows in the first pixel and in even-numbered rows in the second pixel, while a second half of the subpixels having a combination of second colors, the second colors being different from the first colors, are located in even-numbered rows in the first pixel and in odd-numbered rows in the second pixel.Type: GrantFiled: January 4, 2011Date of Patent: April 28, 2015Assignee: Sharp Kabushiki KaishaInventors: Yuki Yamashita, Akihiro Shohraku
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Publication number: 20150094602Abstract: A control amplitude and a control frequency of a voltage applied to a piezoelectric pump are determined, control is carried out so that a voltage at the determined control amplitude and control frequency is applied to the piezoelectric pump, and a blood pressure value is calculated based on a cuff pressure detected by a pressure detection unit during inflation when the cuff pressure is increased by the piezoelectric pump. The amplitude of the voltage is controlled in predetermined steps, and a voltage having an amplitude that is a value above the control amplitude by at least one step and a voltage having an amplitude that is a value below the control amplitude by at least one step are applied, in a predetermined order, so that the control is the same or essentially the same as when a voltage at the determined control amplitude is applied.Type: ApplicationFiled: October 26, 2012Publication date: April 2, 2015Applicant: OMRON HEALTHCARE CO., LTD.Inventors: Yuki Yamashita, Tatsuya Kobayashi, Toshihiko Ogura, Yoshihiko Sano, Yukiya Sawanoi
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Publication number: 20140378295Abstract: The present invention aims to provide an amorphous dielectric film and an electronic component in which the relative permittivity and the temperature coefficient of electrostatic capacitance can be maintained and the withstand voltage can be increased even if the dielectric film is further thinned. The amorphous dielectric film of the present invention is characterized in that it is a dielectric film composed of an amorphous composition with A-B—O as the main component, wherein A contains at least two elements selected from the group consisting of Ba, Ca and Sr, and B contains Zr. When the main component of the dielectric film is represented by (BaxCaySrz)?—B—O, x, y and z meet the conditions of 0?x?1, 0?y?1, 0?z?1, respectively, x+y+z=1 and at least any two of x, y and z are 0.1 or more. When A/B is represented by ?, 0.5???1.5.Type: ApplicationFiled: June 20, 2014Publication date: December 25, 2014Inventors: Toshihiko KANEKO, Saori TAKEDA, Yuki YAMASHITA, Junichi YAMAZAKI
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Publication number: 20140368762Abstract: A liquid crystal panel (10) includes a plurality of pixels arranged in a matrix pattern having rows and columns. A plurality of Cs bus lines (43c) as storage capacitor lines are routed in the row direction of the liquid crystal panel (10). A plurality of branch lines (310) are routed in the column direction across a pixel region (10a). The branch lines (310) are connected to the Cs bus lines (43c) so that control signals are sent to storage capacitors from the branch lines (310) through the Cs bus lines (43c).Type: ApplicationFiled: September 3, 2014Publication date: December 18, 2014Inventors: Masae KAWABATA, Fumikazu SHIMOSHIKIRYOH, Yuki YAMASHITA, Akihiro SHOHRAKU
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Patent number: 8885131Abstract: A liquid crystal display device (100) according to the present invention includes a color display pixel D including pixels PA through PD arrayed in a matrix. The pixels PA through PD respectively include sub pixels SA1 through SD1and sub pixels SA2 through SD2. At least at an intermediate gray scale level, the luminance of the sub pixels SA2 through SD2 is higher than the luminance of the sub pixels SA1through SD1. The plurality of sub pixels S included in the pixels PA through PD are arrayed in a matrix. The sub pixel SA2 is adjacent to the sub pixel SB2 in the row direction, is adjacent to the sub pixel SC2 in the column direction, and is adjacent to the sub pixel SD2 in an oblique direction.Type: GrantFiled: January 27, 2011Date of Patent: November 11, 2014Assignee: Sharp Kabushiki KaishaInventors: Mitsuaki Hirata, Masae Kitayama, Kenichi Hyohdoh, Ikumi Itsumi, Yuki Yamashita, Akane Sugisaka, Fumikazu Shimoshikiryoh