Patents by Inventor Yoshifumi Ota
Yoshifumi Ota 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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Publication number: 20240404493Abstract: An information processing apparatus for a string instrument including a string and a peg for tuning the string, the information processing apparatus includes a memory storing instructions, and a processor that implements the instructions to receive performance sound of the string instrument, estimate position information of the peg based on the received performance sound, and output guidance information for changing a position of the peg based on the estimated position information.Type: ApplicationFiled: August 9, 2024Publication date: December 5, 2024Inventors: Takuya SHIBATA, Tatsuki TASHIRO, Ryohei TAKEUCHI, Yuki SAKAMOTO, Yu TAKAHASHI, Hayato YAMAKAWA, Yoshifumi MIZUNO, Jinichi KONNO, Yusuke OTA
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Patent number: 11555713Abstract: An input of a destination and an input of a desired number of power supply facilities via which a vehicle travels on a route from a present location to the destination until an amount of power available becomes 0 are received. The number of facilities are selected and the route to the destination via the number of facilities is specified, the number of facilities being selected such that an amount of power with which the vehicle is able to travel a distance obtained by adding a margin distance to a distance to a farthest facility is less than the amount of power available when the route is specified. An alert is reported when the amount of power available is less than an amount of power required to travel the distance obtained by adding the margin distance to the distance to the farthest facility of the selected facilities.Type: GrantFiled: February 5, 2020Date of Patent: January 17, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yoshifumi Ota
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Publication number: 20200256700Abstract: An input of a destination and an input of a desired number of power supply facilities via which a vehicle travels on a route from a present location to the destination until an amount of power available becomes 0 are received. The number of facilities are selected and the route to the destination via the number of facilities is specified, the number of facilities being selected such that an amount of power with which the vehicle is able to travel a distance obtained by adding a margin distance to a distance to a farthest facility is less than the amount of power available when the route is specified. An alert is reported when the amount of power available is less than an amount of power required to travel the distance obtained by adding the margin distance to the distance to the farthest facility of the selected facilities.Type: ApplicationFiled: February 5, 2020Publication date: August 13, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yoshifumi OTA
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Patent number: 10543750Abstract: A vehicle includes: a solar panel; a power storage device configured to store electric power generated by the solar panel; and a control device configured to control charging and discharging of thee power storage device such that a state of charge of the power storage device is in a range between an upper limit value and a lower limit value. The control device is configured to set the upper limit value to be larger when an external power supply mode in which the electric power generated by the solar panel is supplied to the outside of the vehicle via the power storage device is selected than when the external power supply mode is not selected.Type: GrantFiled: November 20, 2017Date of Patent: January 28, 2020Assignee: Toyota Jidosha Kabushiki KaishaInventors: Yoshifumi Ota, Shuichi Nagata
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Publication number: 20180154778Abstract: A vehicle includes: a solar panel; a power storage device configured to store electric power generated by the solar panel; and a control device configured to control charging and discharging of thee power storage device such that a state of charge of the power storage device is in a range between an upper limit value and a lower limit value. The control device is configured to set the upper limit value to be larger when an external power supply mode in which the electric power generated by the solar panel is supplied to the outside of the vehicle via the power storage device is selected than when the external power supply mode is not selected.Type: ApplicationFiled: November 20, 2017Publication date: June 7, 2018Inventors: Yoshifumi Ota, Shuichi Nagata
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Oxidation annealing device and method for fabricating thin film transistor using oxidation annealing
Patent number: 9076742Abstract: A far-infrared plane heater 6 is placed in a closed-container-shaped device body 3 of an oxidation annealing device 1, an oxygen addition gas feed pipe 8 through which an oxygen addition gas containing water vapor and oxygen is fed into the device body 3 is connected to a gas exhaust pipe 11 through which gas in the device body 3 is discharged, and jet nozzles 16 through which the oxygen addition gas containing water vapor and oxygen is ejected to an oxygen-deficient portion of a substrate 50 are brought into communication with the oxygen addition gas feed pipe 8. This allows oxidation annealing of a large substrate at high throughput and low cost while preventing a leakage current.Type: GrantFiled: October 28, 2011Date of Patent: July 7, 2015Assignee: Sharp Kabushiki KaishaInventors: Yoshifumi Ota, Masato Hashimoto -
Patent number: 8829513Abstract: The present invention provides an oxide semiconductor that realizes a TFT excellent in electric properties and process resistance, a TFT comprising a channel layer formed of the oxide semiconductor, and a display device equipped with the TFT. The oxide semiconductor of the present invention is an oxide semiconductor for a thin film transistor, wherein the oxide semiconductor contains Ga (gallium), In (indium), Zn (zinc), and O (oxygen) as constituent atoms, and the oxide semiconductor has Zn atomic composition satisfying the equation of 0.01?Zn/(In+Zn)?0.22.Type: GrantFiled: March 29, 2010Date of Patent: September 9, 2014Assignee: Sharp Kabushiki KaishaInventors: Yoshifumi Ota, Hirohiko Nishiki, Yoshimasa Chikama, Takeshi Hara, Tetsuya Aita, Masahiko Suzuki, Okifumi Nakagawa, Kazuo Nakagawa, Michiko Takei, Yoshiyuki Harumoto, Hinae Mizuno
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Patent number: 8685586Abstract: The separator of which the region facing the MEA is a flat includes the first electrode facing plate and the second electrode facing plate. The separator includes the reaction gas supply manifold to which the reaction gas is supplied. The first electrode facing plate includes a plurality of reaction gas supply holes formed at the end of the cell-reaction region. The intermediate plate includes a plurality of reaction gas supply path slits that forms the reaction gas supply paths, wherein each of the reaction gas supply paths has one end connected to the reaction gas supply manifold and other end connected to at least one of the plurality of reaction gas supply holes.Type: GrantFiled: December 1, 2005Date of Patent: April 1, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventors: Fumihiko Inui, Seiji Sano, Takashi Kajiwara, Sho Usami, Makoto Ueno, Yuichi Yagami, Norihiko Nakamura, Hiromichi Sato, Yoshifumi Ota
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Publication number: 20130342168Abstract: An electrical storage device includes a plurality of power-generating elements, a case, and a valve. The power-generating elements perform charge and discharge and are connected electrically in series. A plurality of housing sections each accommodate one of the plurality of power-generating elements and are disposed along a predetermined direction. A communication path switches from a closed state to an opened state depending on the internal pressure of the housing section. When the communication path is in the opened state, gas can be moved between two of the housing sections adjacent to each other in the predetermined direction. The valve is provided for a particular housing section and releases gas produced within the case to the outside of the case. The empty space other than the power-generating element is present in each of the housing sections, and the empty space in the particular housing section is the largest.Type: ApplicationFiled: March 16, 2011Publication date: December 26, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Motoyoshi Okumura, Yoshifumi Ota, Masahiko Kubo, Yukiko Ibe
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OXIDATION ANNEALING DEVICE AND METHOD FOR FABRICATING THIN FILM TRANSISTOR USING OXIDATION ANNEALING
Publication number: 20130280925Abstract: A far-infrared plane heater 6 is placed in a closed-container-shaped device body 3 of an oxidation annealing device 1, an oxygen addition gas feed pipe 8 through which an oxygen addition gas containing water vapor and oxygen is fed into the device body 3 is connected to a gas exhaust pipe 11 through which gas in the device body 3 is discharged, and jet nozzles 16 through which the oxygen addition gas containing water vapor and oxygen is ejected to an oxygen-deficient portion of a substrate 50 are brought into communication with the oxygen addition gas feed pipe 8. This allows oxidation annealing of a large substrate at high throughput and low cost while preventing a leakage current.Type: ApplicationFiled: October 28, 2011Publication date: October 24, 2013Applicant: SHARP KABUSHIKI KAISHAInventors: Yoshifumi Ota, Masato Hashimoto -
Publication number: 20130193430Abstract: The present invention provides an oxide semiconductor that realizes a TFT excellent in electric properties and process resistance, a TFT comprising a channel layer formed of the oxide semiconductor, and a display device equipped with the TFT. The oxide semiconductor of the present invention is an oxide semiconductor for a thin film transistor, wherein the oxide semiconductor contains Ga (gallium), In (indium), Zn (zinc), and O (oxygen) as constituent atoms, and the oxide semiconductor has Zn atomic composition satisfying the equation of 0.01?Zn/(In+Zn)?0.22.Type: ApplicationFiled: March 29, 2010Publication date: August 1, 2013Applicant: Sharp Kabushiki KaishaInventors: Yoshifumi Ota, Hirohiko Nishiki, Yoshimasa Chikama, Takeshi Hara, Tetsuya Aita, Masahiko Suzuki, Okifumi Nakagawa, Kazuo Nakagawa, Michiko Takei, Yoshiyuki Harumoto, Hinae Mizuno
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Patent number: 8410685Abstract: The present invention provides an organic EL panel, an organic EL display, and an organic EL lighting device, which are capable of simultaneously producing a plurality of organic EL panels with a narrow frame region and high reliability, and also provides production methods thereof. The organic electroluminescent panel of the present invention comprises: an element substrate in which an organic electroluminescent element and a terminal region are formed; a sealing member that covers the organic electroluminescent element; a sealing substrate attached to the element substrate with the sealing member interposed therebetween; and a first spacer disposed only in a region between the organic electroluminescent element and the terminal region.Type: GrantFiled: May 25, 2009Date of Patent: April 2, 2013Assignee: Sharp Kabushiki KaishaInventor: Yoshifumi Ota
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Patent number: 8241816Abstract: A separator of a fuel cell stack, which has flat surfaces that face MEAs, includes a cathode-side plate, an anode-side plate and an intermediate plate. The intermediate plate has a plurality of oxidant gas supply channel openings that communicate with an oxidant gas supply manifold and oxidant gas supply holes of the cathode-side plate, and a plurality of oxidant gas exhaust channel openings that communicate with an oxidant gas exhaust manifold and oxidant gas exhaust holes of the anode-side plate. The width and spacing of the oxidant gas exhaust channel openings are set to be larger than those of the oxidant gas supply channel openings.Type: GrantFiled: January 24, 2006Date of Patent: August 14, 2012Assignee: Toyota Jidosha Kabushiki KaishaInventors: Seiji Sano, Yuichi Yagami, Takashi Kajiwara, Hiromichi Sato, Fumihiko Inui, Yoshifumi Ota, Syo Usami, Shinichi Matsumoto
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Patent number: 8084938Abstract: An organic electroluminescent panel, an organic electroluminescent display, an organic electroluminescent lighting device, each include an organic electroluminescent element that maintains stable light emission characteristics for a long period of time. The organic electroluminescent panel includes an element substrate; a sealing substrate facing the element substrate; and an organic electroluminescent element disposed on a sealing substrate side of the element substrate, wherein the organic electroluminescent panel further includes a first sealing member and a second sealing member, the first sealing member sealing a gap between the element substrate and the sealing substrate, the second sealing member covering the organic electroluminescent element, the first sealing member and the second sealing member being arranged with a space therebetween, the space is in a vacuum or reduced pressure state.Type: GrantFiled: December 20, 2007Date of Patent: December 27, 2011Assignee: Sharp Kabushiki KaishaInventor: Yoshifumi Ota
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Publication number: 20110133637Abstract: The present invention provides an organic EL panel, an organic EL display, and an organic EL lighting device, which are capable of simultaneously producing a plurality of organic EL panels with a narrow frame region and high reliability, and also provides production methods thereof. The organic electroluminescent panel of the present invention comprises: an element substrate in which an organic electroluminescent element and a terminal region are formed; a sealing member that covers the organic electroluminescent element; a sealing substrate attached to the element substrate with the sealing member interposed therebetween; and a first spacer disposed only in a region between the organic electroluminescent element and the terminal region.Type: ApplicationFiled: May 25, 2009Publication date: June 9, 2011Inventor: Yoshifumi Ota
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Patent number: 7806744Abstract: The display panel of this invention includes a pair of glass substrates each with a thickness not less than 0.15 mm and not more than 0.3 mm and a sealing material for bonding the pair of glass substrates to each other. A resin layer is formed on the outer face of at least one of the pair of glass substrates.Type: GrantFiled: February 20, 2008Date of Patent: October 5, 2010Assignee: Sharp Kabushiki KaishaInventors: Yoshifumi Ota, Toshiyuki Yoshimizu
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Publication number: 20100090596Abstract: An organic electroluminescent panel, an organic electroluminescent display, an organic electroluminescent lighting device, each include an organic electroluminescent element that maintains stable light emission characteristics for a long period of time. The organic electroluminescent panel includes an element substrate; a sealing substrate facing the element substrate; and an organic electroluminescent element disposed on a sealing substrate side of the element substrate, wherein the organic electroluminescent panel further includes a first sealing member and a second sealing member, the first sealing member sealing a gap between the element substrate and the sealing substrate, the second sealing member covering the organic electroluminescent element, the first sealing member and the second sealing member being arranged with a space therebetween, the space is in a vacuum or reduced pressure state.Type: ApplicationFiled: December 20, 2007Publication date: April 15, 2010Applicant: SHARP KABUSHIKI KAISHAInventor: Yoshifumi Ota
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Publication number: 20090136805Abstract: A fuel cell includes a porous element, a first electrode, and a separator. The porous element is an element as a channel through which a reaction gas passes into the interior, the porous element having a first surface and a second surface. The first electrode is disposed on the first surface side of the porous element. The separator in contact with the second surface of the porous element is includes a first plate and a second plate, the first plate having a contact part in contact with the second surface, the second plate facing the first plate. A cooling medium channel is formed between the first plate and the second plate. The first plate has first dimples that are indented on a side of the first porous element and protrude on a side of the cooling medium channel.Type: ApplicationFiled: November 23, 2007Publication date: May 28, 2009Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiromichi Sato, Seiji Sano, Takashi Kajiwara, Fumihiko Inui, Yoshifumi Ota, Sho Usami, Katsumi Sato, Norihiko Nakamura, Tsuguhiro Fujita, Takeshi Nagasawa
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Publication number: 20090098434Abstract: A fuel cell including a separator (40), a porous body (27) through which reaction gas flows, and a power generating unit (20) having a built-in seal gasket, in which the porous body (27) has a prevention section (50) formed on its outer perimeter, the porosity of the prevention section (50) being lower than the porosity of the porous body (27).Type: ApplicationFiled: March 15, 2007Publication date: April 16, 2009Inventors: Seiji Sano, Takashi Kajiwara, Hiromichi Sato, Yutaka Hotta, Yoshifumi Ota, Fumishige Shizuku
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Publication number: 20080166621Abstract: A separator of a fuel cell stack, which has flat surfaces that face MEAs, includes a cathode-side plate, an anode-side plate and an intermediate plate. The intermediate plate has a plurality of oxidant gas supply channel openings that communicate with an oxidant gas supply manifold and oxidant gas supply holes of the cathode-side plate, and a plurality of oxidant gas exhaust channel openings that communicate with an oxidant gas exhaust manifold and oxidant gas exhaust holes of the anode-side plate. The width and spacing of the oxidant gas exhaust channel openings are set to be larger than those of the oxidant gas supply channel openings.Type: ApplicationFiled: January 24, 2006Publication date: July 10, 2008Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Seiji Sano, Yuichi Yagami, Takashi Kajiwara, Hiromichi Sato, Fumihiko Inui, Yoshifumi Ota, Syo Usami, Shinichi Matsumoto