Patents by Inventor Atsushi Nagata
Atsushi Nagata 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: 20220251895Abstract: A power window device includes a control unit configured to: monitor independently a first potential at one ends of a first switch circuit including a window closing switch and a second switch circuit including a window opening switch and a second potential at one end of a submersion detection sensor, and determine that submersion has occurred when the second potential is in a submersion potential range. During a normal time, the control unit outputs a window closing command signal when the first potential is a potential at a time of the window closing switch being operated, and outputs a window opening command signal when the first potential is a potential at a time of the window opening switch being operated. At a time of submersion, the control unit does not output the window closing command signal, and outputs the window opening command signal.Type: ApplicationFiled: February 4, 2022Publication date: August 11, 2022Applicant: NIDEC MOBILITY CORPORATIONInventors: So FUJIOKA, Katsunori KIGOSHI, Atsushi FUJITA, Tatsuki NAGATA, Yuki YAMAMOTO, Masahiko HARA
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Publication number: 20220243519Abstract: A power window device includes a control unit configured to monitor a first potential at one end of a first switch circuit including a window closing switch and a second potential at one end of a second switch circuit including a window opening switch, and determine that submersion has occurred when the first or second potential is in a first or second submersion potential range. During a normal time, the control unit outputs a window closing command signal when the first potential is a potential at a time of the window closing switch being operated, and outputs a window opening command signal when the second potential is a potential at a time of the window opening switch being operated. At a time of submersion, the control unit does not output the window closing command signal, and outputs the window opening command signal.Type: ApplicationFiled: January 28, 2022Publication date: August 4, 2022Applicant: NIDEC MOBILITY CORPORATIONInventors: Atsushi FUJITA, Katsunori KIGOSHI, So FUJIOKA, Tatsuki NAGATA, Yuki YAMAMOTO, Masahiko HARA
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Publication number: 20220238345Abstract: A manufacturing method for a semiconductor device according to an embodiment includes performing first etching for forming a recess in a layer to be processed using a reactive ion etching method, performing a first treatment of supplying a silylation agent to the recess after the first etching, and performing second etching of etching at least a bottom surface of the recess using a reactive ion etching method after the first treatment.Type: ApplicationFiled: September 10, 2021Publication date: July 28, 2022Applicant: Kioxia CorporationInventors: Atsushi TAKAHASHI, Ayata HARAYAMA, Yuya NAGATA
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Publication number: 20220204124Abstract: A control device is provided for controlling a human-powered vehicle. The control device includes an electronic controller. The human-powered vehicle includes a drive unit, a brake device, and a brake control device. The drive unit is provided with an electric motor that assists in propulsion of the human-powered vehicle. The brake device generates brake force. The brake control device controls the brake force with an electric actuator differing from the electric motor. The electronic controller is configured to control the electric motor in accordance with an actuation state of the brake control device.Type: ApplicationFiled: December 20, 2021Publication date: June 30, 2022Inventors: Takuya KATSUKI, Kiichiro NAGATA, Daiki IWABUCHI, Toshihiko TAKAHASHI, Kazuya KUWAYAMA, Atsushi MIYAGAWA
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Patent number: 11275329Abstract: An image forming apparatus includes a latent image bearer, a toner image forming unit, an intermediate transfer member, a primary transfer member, a secondary transfer member, a switching unit, and control circuitry. The toner image forming unit forms toner images on the latent image bearer. The primary transfer member transfers the toner images on the latent image bearer onto the intermediate transfer member. The secondary transfer member transfers the toner images on the intermediate transfer member onto recording materials. The switching unit switches a position of one of the secondary transfer member and the intermediate transfer member between a first and a second position. The control circuitry controls at least one of a first and a second operation. The control circuitry changes at least one of the first and the second operation when the toner images satisfy a specified abnormal image reduction condition at a first and a second timing.Type: GrantFiled: April 22, 2021Date of Patent: March 15, 2022Assignee: RICOH COMPANY, LTD.Inventors: Atsushi Nagata, Masakazu Imai, Takeshi Fukao
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Publication number: 20210333728Abstract: An image forming apparatus includes a latent image bearer, a toner image forming unit, an intermediate transfer member, a primary transfer member, a secondary transfer member, a switching unit, and control circuitry. The toner image forming unit forms toner images on the latent image bearer. The primary transfer member transfers the toner images on the latent image bearer onto the intermediate transfer member. The secondary transfer member transfers the toner images on the intermediate transfer member onto recording materials. The switching unit switches a position of one of the secondary transfer member and the intermediate transfer member between a first and a second position. The control circuitry controls at least one of a first and a second operation. The control circuitry changes at least one of the first and the second operation when the toner images satisfy a specified abnormal image reduction condition at a first and a second timing.Type: ApplicationFiled: April 22, 2021Publication date: October 28, 2021Applicant: Ricoh Company, Ltd.Inventors: Atsushi NAGATA, Masakazu IMAI, Takeshi FUKAO
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Patent number: 11034374Abstract: A steering wheel includes a functional device and a control device, which is electrically connected to the functional device. The functional device includes a functional case, which constitutes a housing of the functional device. The control device includes a control case, which constitutes a housing of the control device. A first connector is partially exposed to an outside of the functional case. A second connector is partially exposed to an outside of the control case. The first connector is coupled to the second connector, so that the functional device is electrically connected to the control device without a harness between the functional case and the control case.Type: GrantFiled: July 31, 2018Date of Patent: June 15, 2021Assignee: TOYODA GOSEI CO., LTD.Inventors: Yoshiteru Banno, Norio Umemura, Atsushi Nagata, Naoki Tsukamoto, Norio Mizuno, Hiroyuki Yamada, Kazuhiro Terada, Shun Takeuchi
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Patent number: 10908104Abstract: A radiation analysis apparatus includes an excitation source unit irradiating an object, for which the radiation analysis apparatus analyzes property or a structure, with a first radiation, a radiation detection unit including three or more radiation detectors that detect a second radiation generated from the object irradiated with the first radiation, a radiation focusing unit disposed between the object and the radiation detection unit, and focusing the second radiation, a position changing unit changing a relative positional relationship between the radiation focusing unit and the radiation detection unit, and a control unit controlling the position changing unit to change the positional relationship, based on first information which is stored in a storage unit and indicates an intensity distribution of the second radiation emitted from the radiation focusing unit and second information indicating a distribution based on a detection count of the second radiation detected by each of the radiation detectors.Type: GrantFiled: July 23, 2018Date of Patent: February 2, 2021Assignee: Hitachi High-Tech Science CorporationInventors: Satoshi Nakayama, Keiichi Tanaka, Atsushi Nagata, Kazuo Chinone
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Publication number: 20200379395Abstract: A sheet conveyance device includes a conveyor configured to convey a sheet in a sheet conveyance path and a discharger disposed at an intermediate position in the sheet conveyance path. The conveyor is configured to contact the sheet in a contact range within and narrower than a passage range where the sheet passes through the sheet conveyance path in a width direction of the sheet. The discharger is disposed close to the sheet that the conveyor is conveying in the sheet conveyance path, in a range different from the contact range and configured to remove static electricity from the sheet that the conveyor is conveying in the sheet conveyance path.Type: ApplicationFiled: May 18, 2020Publication date: December 3, 2020Inventors: Takeshi FUKAO, Masakazu IMAI, Atsushi NAGATA, Ryo HASEGAWA
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Patent number: 10847495Abstract: A bonding system includes a surface modifying apparatus, a surface hydrophilizing apparatus and a bonding apparatus. The surface modifying apparatus is configured to modify a bonding surface of a first substrate and a bonding surface of a second substrate with plasma. The surface hydrophilizing apparatus is configured to hydrophilize the modified bonding surfaces of the first substrate and the second substrate. The bonding apparatus includes a condensation suppressing gas discharge unit, and is configured to bond the hydrophilized bonding surfaces of the first substrate and the second substrate by an intermolecular force. The condensation suppressing gas discharge unit is configured to discharge a condensation suppressing gas toward a space between a peripheral portion of the bonding surface of the first substrate and a peripheral portion of the bonding surface of the second substrate facing each other.Type: GrantFiled: April 4, 2019Date of Patent: November 24, 2020Assignee: TOKYO ELECTRON LIMITEDInventors: Atsushi Nagata, Hiroshi Maeda, Kenji Sugakawa
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Patent number: 10801977Abstract: A radiation analyzing apparatus includes a radiation irradiation unit configured to irradiate an object with a first radiation, a radiation detection unit configured to detect a second radiation generated from the object irradiated with the first radiation, a radiation converging unit configured to disposed between the object and the radiation detection unit and to converge the second radiation on the radiation detection unit, a position changing unit configured to vary a relative positional relationship between the radiation converging unit and the radiation detection unit, and a driving unit configured to change the positional relationship.Type: GrantFiled: March 22, 2017Date of Patent: October 13, 2020Assignee: HITACHI HIGH-TECH SCIENCE CORPORATIONInventors: Atsushi Nagata, Satoshi Nakayama, Keiichi Tanaka, Kazuo Chinone
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Publication number: 20190312007Abstract: A bonding system includes a surface modifying apparatus, a surface hydrophilizing apparatus and a bonding apparatus. The surface modifying apparatus is configured to modify a bonding surface of a first substrate and a bonding surface of a second substrate with plasma. The surface hydrophilizing apparatus is configured to hydrophilize the modified bonding surfaces of the first substrate and the second substrate. The bonding apparatus includes a condensation suppressing gas discharge unit, and is configured to bond the hydrophilized bonding surfaces of the first substrate and the second substrate by an intermolecular force. The condensation suppressing gas discharge unit is configured to discharge a condensation suppressing gas toward a space between a peripheral portion of the bonding surface of the first substrate and a peripheral portion of the bonding surface of the second substrate facing each other.Type: ApplicationFiled: April 4, 2019Publication date: October 10, 2019Inventors: Atsushi Nagata, Hiroshi Maeda, Kenji Sugakawa
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Patent number: 10401764Abstract: A cam drive device includes a cam to rotate; a displacement body to be displaced in response to a change in a rotation position of the cam in contact with the displacement body; a motor to rotate the cam; and a power source to output an electric current to be supplied to the motor. An electric current to cause a stall torque to the motor being a stop state is changed in response to a change in a rotation stop position of the cam.Type: GrantFiled: December 6, 2017Date of Patent: September 3, 2019Assignee: Ricoh Company, Ltd.Inventors: Haruki Nagata, Ryo Hasegawa, Atsushi Nagata, Kenji Honjoh
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Patent number: 10295948Abstract: An image forming apparatus including an image bearer, a transfer-bias power source, an environment sensor, and a controller. The controller controls the transfer-bias power source to change the DC component and the AC component, according to the at least one of temperature and humidity detected by the environment sensor and a duty of the transfer bias. The duty is A/(A+B)×100[%] where A denotes an area on a return-directional side to move toner from the recording sheet back to the image bearer, relative to a center value (Voff) of a maximum value and a minimum value of the transfer bias in one cycle of a waveform of the transfer bias, and B denotes an area on a transfer-directional side to move the toner from the image bearer to the recording sheet, relative to the center value (Voff) in the one cycle.Type: GrantFiled: April 10, 2017Date of Patent: May 21, 2019Assignee: Ricoh Company, Ltd.Inventors: Keigo Nakamura, Hirokazu Ishii, Kenji Sugiura, Takehide Mizutani, Atsushi Nagata, Naoto Kochi, Yuuji Wada, Shinya Tanaka
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Patent number: 10281848Abstract: An improved image forming apparatus includes an image bearer, a nip forming member, a transfer power source, and a controller. The controller switches a transfer mode between a first mode to transfer the toner image onto a first type sheet having a surface smoothness higher than a surface smoothness of a second type sheet and a second mode to transfer the toner image onto the second type sheet. The controller controls the transfer power source to output the transfer bias having an opposite-peak duty of greater than or equal to 50% that is a duty on the side of the opposite-peak value in the first mode. The controller controls the transfer power source to output the transfer bias having an opposite-peak duty of less than 50%, which is different from the opposite-peak duty of the first mode, in the second mode.Type: GrantFiled: February 8, 2017Date of Patent: May 7, 2019Assignee: Ricoh Company, Ltd.Inventors: Yuuji Wada, Naoto Kochi, Hiroki Nakamatsu, Kazuki Yogosawa, Takahiro Suzuki, Shinya Tanaka, Kenji Sugiura, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita, Hirokazu Ishii, Takehide Mizutani, Atsushi Nagata, Keigo Nakamura
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Patent number: 10261450Abstract: An image forming apparatus includes an apparatus body, a plurality of image bearers, an endless belt, a contact and separation mechanism to generate a first trajectory and a second trajectory of the endless belt, a sensor to detect an object on a surface of the endless belt, and a positioning mechanism to enable the sensor to detect the object in the first trajectory and the second trajectory of the endless belt. The positioning mechanism includes a stay to support the sensor, a first bracket, a second bracket, a first positioning portion attached to the apparatus body to position the sensor in a direction of rotation of the first bracket and the second bracket at a time of the first trajectory, and a second positioning portion attached to the second bracket to position the sensor in the direction of rotation of the first bracket at a time of the second trajectory.Type: GrantFiled: June 21, 2018Date of Patent: April 16, 2019Assignee: Ricoh Company, Ltd.Inventors: Ryo Hasegawa, Kenji Honjoh, Atsushi Nagata, Haruki Nagata
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Patent number: 10246012Abstract: A steering wheel includes an indicator. The indicator includes a light source that emits light and a light guide. The light guide includes an outer surface and an end opposing the light source. The light emitted from the light source enters the end of the light guide, and some of the light is emitted from the outer surface.Type: GrantFiled: December 9, 2016Date of Patent: April 2, 2019Assignee: TOYODA GOSEI CO., LTD.Inventors: Renge Asakawa, Atsushi Nagata, Yasushi Hibino, Shinichi Takeda
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Publication number: 20190047604Abstract: A steering wheel includes a functional device and a control device, which is electrically connected to the functional device. The functional device includes a functional case, which constitutes a housing of the functional device. The control device includes a control case, which constitutes a housing of the control device. A first connector is partially exposed to an outside of the functional case. A second connector is partially exposed to an outside of the control case. The first connector is coupled to the second connector, so that the functional device is electrically connected to the control device without a harness between the functional case and the control case.Type: ApplicationFiled: July 31, 2018Publication date: February 14, 2019Inventors: Yoshiteru BANNO, Norio UMEMURA, Atsushi NAGATA, Naoki TSUKAMOTO, Norio MIZUNO, Hiroyuki YAMADA, Kazuhiro TERADA, Shun TAKEUCHI
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Publication number: 20190033237Abstract: A radiation analysis apparatus includes an excitation source unit irradiating an object, for which the radiation analysis apparatus analyzes property or a structure, with a first radiation, a radiation detection unit including three or more radiation detectors that detect a second radiation generated from the object irradiated with the first radiation, a radiation focusing unit disposed between the object and the radiation detection unit, and focusing the second radiation, a position changing unit changing a relative positional relationship between the radiation focusing unit and the radiation detection unit, and a control unit controlling the position changing unit to change the positional relationship, based on first information which is stored in a storage unit and indicates an intensity distribution of the second radiation emitted from the radiation focusing unit and second information indicating a distribution based on a detection count of the second radiation detected by each of the radiation detectors.Type: ApplicationFiled: July 23, 2018Publication date: January 31, 2019Applicant: Hitachi High-Tech Science CorporationInventors: Satoshi Nakayama, Keiichi Tanaka, Atsushi Nagata, Kazuo Chinone
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Publication number: 20190025735Abstract: An image forming apparatus includes an apparatus body, a plurality of image bearers, an endless belt, a contact and separation mechanism to generate a first trajectory and a second trajectory of the endless belt, a sensor to detect an object on a surface of the endless belt, and a positioning mechanism to enable the sensor to detect the object in the first trajectory and the second trajectory of the endless belt. The positioning mechanism includes a stay to support the sensor, a first bracket, a second bracket, a first positioning portion attached to the apparatus body to position the sensor in a direction of rotation of the first bracket and the second bracket at a time of the first trajectory, and a second positioning portion attached to the second bracket to position the sensor in the direction of rotation of the first bracket at a time of the second trajectory.Type: ApplicationFiled: June 21, 2018Publication date: January 24, 2019Applicant: Ricoh Company, Ltd.Inventors: Ryo HASEGAWA, Kenji HONJOH, Atsushi NAGATA, Haruki NAGATA