Patents by Inventor Tatsuya Ito
Tatsuya Ito 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: 20240154463Abstract: A short-range wireless communication device includes a coil, a capacitor, a short-range wireless communication IC, and a rectifier circuit. The short-range wireless communication IC and the rectifier circuit are connected to the coil via a node. The capacitor is connected between the node and the rectifier circuit. A receiving circuit is composed of the coil and a power-receiving circuit is composed of the coil and the capacitor. An output impedance of the receiving circuit is set larger than an output impedance of the power-receiving circuit at a communication frequency, and the output impedance of the power-receiving circuit is set smaller than the output impedance of the receiving circuit at a power-receiving frequency, by appropriately setting capacitance of the capacitor.Type: ApplicationFiled: January 17, 2024Publication date: May 9, 2024Applicant: Murata Manufacturing Co., Ltd.Inventors: Tatsuya HOSOTANI, Takahiro NAGAI, Hiromitsu ITO
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Publication number: 20240136915Abstract: A power converter includes: a multiphase inverter circuit including a plurality of switching elements; a plurality of current sensors each configured to detect a current of the inverter circuit and output a value of the current detected; a terminal voltage detector configured to detect a voltage of each terminal of a load connected to the inverter circuit and output a value of the voltage detected; a switching element drive circuit configured to control the plurality of switching elements of the inverter circuit according to a switching pattern given; a fault detector configured to detect a fault in the inverter circuit or the plurality of current sensors; and a fault identifier configured to, after the fault detector detects the fault, switch the switching pattern to be given to the switching element drive circuit according to types of faults detectable by the fault detector, and perform identification processing of identifying a type and a location of the fault in the inverter circuit or the plurality of cuType: ApplicationFiled: April 13, 2021Publication date: April 25, 2024Applicant: Mitsubishi Electric CorporationInventors: Hiroya NATSUHARA, Isao KEZOBO, Tatsuya MORI, Chiaki FUJIMOTO, Atsushi ITO, Yusuke TAKARADA
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Patent number: 11960170Abstract: A backlight device comprises a plurality of point light sources, a luminance uniformity sheet, a light diffusion sheet, a plurality of lenses, and a partition wall. The luminance uniformity sheet includes transmission portions that are arranged opposite the point light sources. The light diffusion sheet is disposed on an opposite side of the luminance uniformity sheet relative to the point light sources. The lenses are disposed between the light diffusion sheet and the luminance uniformity sheet. The partition wall is disposed at least one of between the point light sources and the luminance uniformity sheet and between the luminance uniformity sheet and the lenses and is disposed between adjacent point light sources in a plan view or between adjacent lenses in the plan view.Type: GrantFiled: April 6, 2023Date of Patent: April 16, 2024Assignee: FUNAI ELECTRIC CO., LTD.Inventor: Tatsuya Ito
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Publication number: 20240109351Abstract: A printing device 10 includes a head unit 39 configured to eject liquid onto a medium; a first movement section 37 configured to move the head unit 39 in a width direction X; a guide frame 40 configured to guide movement of the head unit 39 in a width direction X; and a second movement section 38 configured to move the first movement section 37 in a forward and rearward direction Y intersecting the width direction X, wherein the guide frame 40 includes a first bent section 81 formed by bending a metal plate along the width direction X and a second bent section 82 formed by bending the metal plate along the width direction X, and guides the head unit 39 by a first guide section 84, which is between the first bent section 81 and the second bent section 82.Type: ApplicationFiled: September 29, 2023Publication date: April 4, 2024Inventors: Keita HANAWA, Tatsuya ITO, Ryo NISHIKAWA
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Patent number: 11950303Abstract: A communication system includes a communication apparatus and a communication terminal configured to wirelessly communicate with each other, wherein the communication terminal includes a first wireless communication interface configured to support a Bluetooth® standard and include a single antenna, and wherein the communication apparatus includes a second wireless communication interface configured to support the Bluetooth® standard and include a plurality of antennas, and includes one or more controllers configured to function as a unit configured to obtain angle information and field intensity information based on a result of reception of radio waves, by the plurality of antennas, transmitted from the single antenna; and a unit configured to transmit an establishment request for wireless communication based on the Bluetooth® standard to the first wireless communication interface via the second wireless communication interface based on a fact that the angle information and the field intensity information satType: GrantFiled: February 18, 2022Date of Patent: April 2, 2024Assignee: Canon Kabushiki KaishaInventors: Manabu Hada, Tsunahito Nakashita, Motoki Koshigaya, Koichi Ito, Tatsuya Ogawa
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Patent number: 11936277Abstract: A rotary electric machine system making part of a combined power system is equipped with a rotary electric machine having a rotor including a rotating shaft and a rotary electric machine housing in which the rotary electric machine is accommodated. In such a rotary electric machine, a first bearing and a second bearing are disposed between the rotary electric machine housing and the rotating shaft. The gas supplied from the gas supply source flows on an upstream side through a terminal casing in which electric terminal portions are accommodated, and on a downstream side through the first bearing and the second bearing inside the rotary electric machine housing.Type: GrantFiled: March 30, 2022Date of Patent: March 19, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Manabu Yazaki, Tatsuya Choji, Naoki Ito
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Patent number: 11927394Abstract: A heat treatment apparatus according to one aspect of the present disclosure includes a vertically long process chamber, a heater configured to heat the process chamber, and a cooler configured to cool the process chamber. The cooler includes a plurality of discharge holes provided at intervals along a longitudinal direction of the process chamber to discharge cooling fluid toward the process chamber and a plurality of shutters provided corresponding to the plurality of discharge holes. At least one of the plurality of shutters is configured to move to an open position independently of other shutters.Type: GrantFiled: March 17, 2022Date of Patent: March 12, 2024Assignee: Tokyo Electron LimitedInventors: Tatsuya Yamaguchi, Toshiyuki Ito
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Publication number: 20240076502Abstract: Carbon black in which an oil absorption amount is 150 mL/100 g or more and 400 mL/100 g or less and a nickel content that is measured by induced coupled plasma-mass spectrometry is 50 ppb or less.Type: ApplicationFiled: January 21, 2022Publication date: March 7, 2024Applicant: Denka Company LimitedInventors: Tetsuya ITO, Yusaku HARADA, Kosuke TANAKA, Tatsuya NAGAI
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Publication number: 20240076503Abstract: Carbon black in which an oil absorption amount is 150 mL/100 g or more and 400 mL/100 g or less and a cobalt content that is measured by induced coupled plasma-mass spectrometry is 20 ppb or less.Type: ApplicationFiled: January 21, 2022Publication date: March 7, 2024Applicant: Denka Company LimitedInventors: Tetsuya ITO, Yusaku HARADA, Kosuke TANAKA, Tatsuya NAGAI
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Publication number: 20240079598Abstract: Carbon black in which an oil absorption amount is 150 mL/100 g or more and 400 mL/100 g or less and an iron content that is measured by induced coupled plasma-mass spectrometry is 500 ppb or less.Type: ApplicationFiled: January 21, 2022Publication date: March 7, 2024Applicant: Denka Company LimitedInventors: Tetsuya ITO, Yusaku HARADA, Kosuke TANAKA, Tatsuya NAGAI
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Patent number: 11924602Abstract: A sound output device includes a device main frame in which at least a speaker is disposed, and an attachment aid member that is joined to the device main frame. In the sound output device, the attachment aid member includes an annular support portion at least a part of which is inserted into a cavum concha, and the annular support portion includes a contact portion that comes into contact with a part of an ear in the cavum concha while being elastically deformed. With this arrangement, the contact portion of the annular support portion inserted into the cavum concha comes into contact with a part of the ear in the cavum concha while being elastically deformed. Accordingly, it is possible to attach the sound output device to the ear, using the attachment aid member, regardless of the size and the shape of the ear.Type: GrantFiled: May 14, 2020Date of Patent: March 5, 2024Assignee: SONY GROUP CORPORATIONInventors: Tomohiro Ito, Tatsuya Uchida
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Patent number: 11920520Abstract: In a rotary electric machine housing, a first bearing and a second bearing are provided for supporting a rotating shaft. A lubricating oil is supplied to the first bearing and the second bearing. At least one of the first bearing or the second bearing is sandwiched between the compressed air supplied from one side of the rotating shaft in an axial direction thereof and the compressed air supplied from another side of the rotating shaft in the axial direction.Type: GrantFiled: August 8, 2022Date of Patent: March 5, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Manabu Yazaki, Tatsuya Choji, Naoki Ito
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Publication number: 20240068732Abstract: A refrigerator includes a controller wherein the controller detects opening and closing of a door during a normal temperature control in which a compartment temperature of a first storage compartment is maintained at a normal set temperature, to supply cold air to the first storage compartment for a first time period, in a case where the controller detects, via a temperature detection unit within the first time period, a temperature rise range equal to or more than a temperature rise range set in advance, cause the compartment temperature to shift to a first set temperature lower than the normal set temperature for a second time period and, thereafter, cause the compartment temperature to shift to a second set temperature higher than the normal set temperature for a third time period and then cause the compartment temperature to shift to the first set temperature for a fourth time period.Type: ApplicationFiled: February 9, 2021Publication date: February 29, 2024Inventors: Takashi ITO, Hiroaki YOKOO, Tatsuya UMEDA
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Publication number: 20230324737Abstract: A backlight device comprises a plurality of point light sources, a luminance uniformity sheet, a light diffusion sheet, a plurality of lenses, and a partition wall. The luminance uniformity sheet includes transmission portions that are arranged opposite the point light sources. The light diffusion sheet is disposed on an opposite side of the luminance uniformity sheet relative to the point light sources. The lenses are disposed between the light diffusion sheet and the luminance uniformity sheet. The partition wall is disposed at least one of between the point light sources and the luminance uniformity sheet and between the luminance uniformity sheet and the lenses and is disposed between adjacent point light sources in a plan view or between adjacent lenses in the plan view.Type: ApplicationFiled: April 6, 2023Publication date: October 12, 2023Inventor: Tatsuya ITO
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Patent number: 11774646Abstract: A display device comprises a plurality of light sources, a luminance equalizer sheet and a display. The light sources include a plurality of first light sources arranged in an array on an arrangement region and a plurality of second light sources arranged at corner portions of the arrangement region, respectively. The luminance equalizer sheet is arranged opposite the light sources to equalize luminance, the luminance equalizer sheet including first portions that face the first light sources, respectively, and second portions that face the second light sources, respectively, the second portions being different from the first portions. The display is arranged opposite the luminance equalizer sheet and disposed on an opposite side of the luminance equalizer sheet relative to the light sources.Type: GrantFiled: June 22, 2022Date of Patent: October 3, 2023Assignee: FUNAI ELECTRIC CO., LTD.Inventor: Tatsuya Ito
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Publication number: 20230294437Abstract: A recording apparatus includes: a recording portion that performs recording by ejecting a liquid onto a medium; a liquid accommodation portion that accommodates the liquid to be ejected by the recording portion; and a housing that includes an accommodation portion exterior that accommodates the liquid accommodation portion, wherein the liquid accommodation portion includes a viewing region configured that the liquid accommodated is viewed, the accommodation portion exterior of the housing includes a viewing portion that faces the viewing region and is configured that the liquid is viewed, and a lighting portion that takes in light from outside the housing, and an optical path through which the light taken in passes is provided between the liquid accommodation portion and the accommodation portion exterior.Type: ApplicationFiled: March 16, 2023Publication date: September 21, 2023Inventors: Satoshi NAKATA, Masanari TANAKA, Tatsuya ITO
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Patent number: 11764626Abstract: A rotor includes a rotor core, a plurality of magnets positioned radially outside the rotor core, a rotor cover having a tubular portion surrounding the rotor core and the magnet, and a resin portion coupling the rotor core and the magnet with each other. The resin portion has a first lid portion positioned on one axial side of the rotor core and the magnet. The rotor cover has a flange portion projecting radially inward from the tubular portion on one axial side of the first lid portion. The first lid portion has a recess portion depressed from a surface on one axial side of the first lid portion. The recess portion is positioned at a position overlapping between the circumferentially adjacent magnets. The flange portion has a first swage portion swaged to the other axial side and positioned inside the recess portion.Type: GrantFiled: August 2, 2019Date of Patent: September 19, 2023Assignee: NIDEC CORPORATIONInventors: Masato Aono, Hideaki Uchise, Tatsuya Ito
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Publication number: 20230234587Abstract: A vehicle driving assistance apparatus predicts (i) a first consumed energy amount corresponding to a consumed energy amount consumed by a driving apparatus of an own vehicle when executing a first following control and (ii) a second consumed energy amount corresponding to the consumed energy amount consumed by the driving apparatus of the own vehicle when executing the second following control. The apparatus executes the second following control when the second consumed energy amount is smaller than the first consumed energy amount. On the other hand, the apparatus executes the first following control when the second consumed energy amount is equal to or greater than the first consumed energy amount.Type: ApplicationFiled: January 17, 2023Publication date: July 27, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuya ITO, Hideki Kamatani
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Publication number: 20230166390Abstract: A nailer for suppressing misfire while keeping operability. In a first mode, a control circuit drives a drive source when a second ON determination is made and a first ON determination is made in a state where a second operation unit is maintained at a second ON position, and when the drive source is driven and then a second OFF determination is made in a state where a first operation unit is maintained at a first ON position, the control circuit does not drive the drive source again unless returning to the initial state. In a second mode, the control circuit drives the drive source when the first ON determination is made and the second ON determination is made in a state where the first operation unit is maintained at the first ON position. A second OFF determination time in the second mode is longer than in the first mode.Type: ApplicationFiled: March 31, 2021Publication date: June 1, 2023Inventors: Tetsuhito SHIGE, Tatsuya ITO, Daiki KIYOHARA, Hiroaki IREI
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Patent number: RE49599Abstract: A control device detects a first vehicle traveling in front of an own vehicle using a front looking radar device, and detects a second vehicle which is predicted to cut in between the own vehicle and the first vehicle using the front looking radar device and/or front-side looking radar devices. The control device calculates a first target acceleration required for the own vehicle to maintain an inter-vehicle distance between the own vehicle and the first vehicle at a first set inter-vehicle distance; and calculates a second target acceleration required for the own vehicle to maintain an inter-vehicle distance between the own vehicle and the second vehicle at a second set inter-vehicle distance. The control device selects either the first target acceleration or the second target acceleration and controls the own vehicle in such a manner that an actual acceleration of the own vehicle becomes closer to the mediated target acceleration.Type: GrantFiled: January 10, 2020Date of Patent: August 8, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Tatsuya Ito