Patents by Inventor Isao Sato
Isao Sato 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: 11773959Abstract: A driving force transmitting device includes a case, an electric motor, and a gearbox. The electric motor includes an output shaft. The gearbox includes a spur gear that rotates coaxially with the output shaft. The case includes a partition wall, a first accommodating chamber accommodating the electric motor, and a second accommodating chamber that accommodates a second driven gear. The partition separates the first accommodating chamber and the second accommodating chamber from each other. The partition wall includes a connecting hole that connects the first accommodating chamber and the second accommodating chamber to each other. The connecting hole is located on one direction side in relation to the central axis of the output shaft. At least part of the connecting hole overlaps with the spur gear when viewed in a direction along the central axis.Type: GrantFiled: September 1, 2022Date of Patent: October 3, 2023Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN CORPORATIONInventors: Hiroki Takeda, Akihiro Makino, Isao Sato, Haruhisa Suzuki, Yoshiteru Hagino, Koichi Hasegawa, Yasuaki Tahara, Masahiko Kanamaru, Jo Torii, Takeshi Torii, Tokiyoshi Kida
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Publication number: 20230092217Abstract: A driving force transmitting device includes a case, an electric motor, and a gearbox. The electric motor includes an output shaft. The gearbox includes a spur gear that rotates coaxially with the output shaft. The case includes a partition wall, a first accommodating chamber accommodating the electric motor, and a second accommodating chamber that accommodates a second driven gear. The partition separates the first accommodating chamber and the second accommodating chamber from each other. The partition wall includes a connecting hole that connects the first accommodating chamber and the second accommodating chamber to each other. The connecting hole is located on one direction side in relation to the central axis of the output shaft. At least part of the connecting hole overlaps with the spur gear when viewed in a direction along the central axis.Type: ApplicationFiled: September 1, 2022Publication date: March 23, 2023Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN CORPORATIONInventors: Hiroki TAKEDA, Akihiro MAKINO, Isao SATO, Haruhisa SUZUKI, Yoshiteru HAGINO, Koichi HASEGAWA, Yasuaki TAHARA, Masahiko KANAMARU, Jo TORII, Takeshi TORII, Tokiyoshi KIDA
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Publication number: 20230040462Abstract: An operational system of the present disclosure is an operational system for a plurality of fuel cell electric vehicles. The operational system is equipped with a decision unit that decides a single operational route based on supply amounts of hydrogen available from a plurality of hydrogen stations respectively, from among a plurality of candidates of an operational route of each of the fuel cell electric vehicles, and a scheduling unit that schedules the filling of each of the fuel cell electric vehicles with hydrogen at the hydrogen station or hydrogen stations included on the decided operational route. The decision unit decides the new operational route based on post-change available supply amounts of hydrogen in the case where the supply amounts of hydrogen available from the respective hydrogen stations change when each of the fuel cell electric vehicles runs on the decided operational route.Type: ApplicationFiled: July 7, 2022Publication date: February 9, 2023Inventor: Isao SATO
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Publication number: 20210103977Abstract: A vehicle rental system includes an input acceptance unit that accepts input of usage information on use of a vehicle by a user, a selection unit that selects a type of the vehicle, from among an electric vehicle and a fuel cell vehicle, which is recommended for the user according to the usage information accepted by the input acceptance unit, and a notification unit that notifies the user of the type of the vehicle selected by the selection unit.Type: ApplicationFiled: August 18, 2020Publication date: April 8, 2021Inventors: Ryosuke TANIMURA, Isao SATO, Yusuke SHIBANO, Takeshi OZAKI, Daiki KANEICHI, Toshiyuki TONUMA, Koichi NUMATA, Hiroki IIDA
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Patent number: 10712001Abstract: The combustion device includes: a burner; an igniter; a fuel supply unit that supplies fuel to the burner; a blower fan that supplies air for combustion; an exhaust port that discharges combustion exhaust; a device control unit that, before ignition of fuel supplied to the burner by operation of the igniter, performs air purge of the burner at a predetermined air blowing amount by driving the blower fan; and a setting means that is set when a check valve for preventing back flow of exhaust is connected to the exhaust port. When the setting means is set to indicate that the check valve is connected, the device control unit controls the operation of the blower fan so that slow-start air purge is performed in which the time interval from the start of air purge until the predetermined air blowing amount is reached becomes longer, than in the case in which no such check valve is connected.Type: GrantFiled: September 18, 2018Date of Patent: July 14, 2020Assignee: NORITZ CORPORATIONInventors: Kentaro Masumoto, Hiroaki Tanaka, Tetsunori Kuriyama, Keiichi Mandai, Makoto Kusakabe, Isao Sato, Tomofumi Kinugasa
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Publication number: 20190093888Abstract: The combustion device includes: a burner; an igniter; a fuel supply unit that supplies fuel to the burner; a blower fan that supplies air for combustion; an exhaust port that discharges combustion exhaust; a device control unit that, before ignition of fuel supplied to the burner by operation of the igniter, performs air purge of the burner at a predetermined air blowing amount by driving the blower fan; and a setting means that is set when a check valve for preventing back flow of exhaust is connected to the exhaust port. When the setting means is set to indicate that the check valve is connected, the device control unit controls the operation of the blower fan so that slow-start air purge is performed in which the time interval from the start of air purge until the predetermined air blowing amount is reached becomes longer, than in the case in which no such check valve is connected.Type: ApplicationFiled: September 18, 2018Publication date: March 28, 2019Applicant: NORITZ CORPORATIONInventors: Kentaro MASUMOTO, Hiroaki TANAKA, Tetsunori KURIYAMA, Keiichi MANDAI, Makoto KUSAKABE, Isao SATO, Tomofumi KINUGASA
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Publication number: 20180214384Abstract: When preparing a soft capsule shell by forming a film from a composition for a soft capsule shell comprising a base containing either gelatin or a mixture of starch and carrageenan as a main component and a plasticizer containing sorbitol, maltitol and glycerin as main components, it is possible to provide a soft capsule in which the soft capsule shell thereof does not easily soften and the surface of the soft capsule shell is resistant to adherence and which has excellent gloss and transparency even if the plasticizer contains glycerin.Type: ApplicationFiled: August 1, 2016Publication date: August 2, 2018Inventors: Yosuke Kondo, Taisuke Sano, Kazuhiko Watanabe, Yoshiyuki Shimokawa, Isao Sato
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Patent number: 9897495Abstract: A load cell includes a flexural element in which a Roberval mechanism is formed by a pair of top and bottom parallel beams each including two thin sections at a back and a front in a longitudinal direction, which are integrated with a fixed portion and a movable portion, and strain gauges bonded to the thin sections. Strain gauges are bonded to one of the thin sections of pulling side and to one of the thin sections of compressing side, and circular apertures are formed through the remaining two thin sections. The performances of the load cell such as the reduction of the measurement error and of the period of time before the start of the measurement are achieved.Type: GrantFiled: November 12, 2012Date of Patent: February 20, 2018Assignee: A&D COMPANY, LIMITEDInventor: Isao Sato
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Patent number: 9778120Abstract: A load cell includes a flexure element having a Roberval mechanism in which the respective ends of a pair of top and bottom parallel beams including a thin section are integrated in a fixed portion and in a movable portion, and a stopper for preventing an overload disposed between the pair of the top and bottom parallel beams by being fixed to the fixed portion. The front portion of the stopper is disposed in a concave portion for engaging the stopper formed on the inner side surface of the movable portion and extending in the width direction, and the front portion of the stopper of which a width is larger than the movable portion projects outwardly in the width direction of the movable portion.Type: GrantFiled: November 2, 2012Date of Patent: October 3, 2017Assignee: A&D COMPANY, LIMITEDInventor: Isao Sato
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Patent number: 9670971Abstract: A power transmission unit for a vehicle comprises: a motor arranged on an output side of an engine coaxially therewith in a housing adjacent to an outer face of the engine; an end cover arranged in the housing to cover an end portion of the motor to protect from the engine; a rotary shaft extending coaxially with the motor to be connected to an output shaft of the engine while penetrating through the end cover; and an engagement device disposed on an outer circumferential side of the rotary shaft between the motor and the engine to selectively restrict a rotation of the rotary shaft. A sub-cover to which the rotary shaft penetrates is attached to an end face of the end cover and a chamber is hermetically enclosed by the sub-cover, the end cover, and the rotary shaft. The engagement device is held in the housing.Type: GrantFiled: December 25, 2013Date of Patent: June 6, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kouichi Okuda, Ryuji Ibaraki, Yuji Yasuda, Atsushi Tabata, Toshiki Kanada, Isao Sato, Tatsuya Imamura
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Patent number: 9604530Abstract: A drive system for a hybrid vehicle, the drive system includes an engine (1), a rotary machine (MG1), a differential unit (20), and a transmission unit (10). The rotary machine (MG1) is arranged coaxially with the engine (1). The differential unit (20) connects the engine (1) and the rotary machine (MG1) to a drive wheel side. The differential unit (20) is arranged coaxially with the engine (1) and the rotary machine (MG1). The differential unit (20) is arranged between the engine (1) and the rotary machine (MG2). The transmission unit (10) changes rotation of the engine in speed and transmits the rotation to the differential unit (20). The transmission unit (10) is arranged coaxially with the engine (1), the rotary machine (MG1) and the differential unit (20). The rotary machine (MG1) and the differential unit (20) are arranged between the transmission unit (10) and the engine (1).Type: GrantFiled: July 16, 2014Date of Patent: March 28, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Keisuke Omuro, Atsushi Tabata, Ryuji Ibaraki, Yuji Yasuda, Isao Sato, Toshiki Kanada, Tatsuya Imamura, Kouichi Okuda, Masafumi Yamamoto, Keita Imai
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Patent number: 9562932Abstract: A current sensor includes a folded-shaped current path including a pair of arm portions extending in parallel with each other, and a pair of magnetoelectric conversion elements provided so as to sandwich therebetween a symmetric axis passing between the pair of arm portions, the pair of magnetoelectric conversion elements being used for detecting magnetism caused by a current passing through the pair of arm portions, wherein a half-bridge circuit in which the pair of magnetoelectric conversion elements is series-connected and a signal is able to be extracted from a connection point between the pair of magnetoelectric conversion elements is formed, and sensitivity axes of the pair of magnetoelectric conversion elements are oriented in a same direction and sensitivity-influencing axes of the pair of magnetoelectric conversion elements are oriented in a same direction.Type: GrantFiled: October 8, 2014Date of Patent: February 7, 2017Assignee: ALPS ELECTRIC CO., LTD.Inventors: Hiroyuki Hebiguchi, Isao Sato
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Patent number: 9457796Abstract: A vehicle includes: an engine; a first electric motor capable of inputting or outputting power; a power split mechanism including a sun gear, a ring gear and a planetary carrier rotatably revolvably supporting pinion gears meshing with the sun and ring gears. The planetary carrier, the sun gear and the ring gear are respectively coupled to an engine output shaft, a first electric motor rotary shaft and a drive wheel. The vehicle further includes a second electric motor capable of inputting or outputting power to or from the drive wheel; and a control device setting an engine operation range determined by a limit value of a rotation speed of the pinion gears. To increase durability of the pinion gears the limit value is higher at a high engine rotation and low vehicle speed side than at a low engine rotation and high vehicle speed side. Engine operation is controlled on the basis of the set engine operation range.Type: GrantFiled: November 14, 2013Date of Patent: October 4, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaaki Saiko, Isao Sato, Ryo Watanabe
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Patent number: 9460953Abstract: A mechanism for handling substrates such as semiconductor wafers is disclosed. The mechanism supports the substrate in a tilted orientation to ensure that undesirable contact between a bowed substrate and the mechanism does not occur. The structure that supports the substrate in a tilted orientation may be fixed or adjustable. A sensor may be provided to measure and/or monitor a distance between a substrate and the mechanism. Alternatively, a sensor for determining contact between the substrate and the mechanism may be provided.Type: GrantFiled: December 20, 2013Date of Patent: October 4, 2016Assignee: Rudolph Technologies, Inc.Inventors: Isao Sato, Hiroki Ueno, Yasutoshi Ito, Masataka Ryu, Troy Palm
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Patent number: 9400315Abstract: A current sensor includes first and second magnetic sensors that are placed around a current line through which a current flows so that the current line is positioned therebetween, and that detect an induction field generated by the current. Each of the first and second magnetic sensors has a main sensitivity axis and a sub-sensitivity axis. The direction of the main sensitivity axis of each of the first and second magnetic sensors is oriented in a direction that is not orthogonal to the direction of the induction field. The directions of the main sensitivity axes of the first and second magnetic sensors are oriented in the same direction and the directions of the sub-sensitivity axes are oriented in the same direction, or the directions of the main sensitivity axes are oriented in opposite directions and the directions of the sub-sensitivity axes are oriented in opposite directions.Type: GrantFiled: July 25, 2013Date of Patent: July 26, 2016Assignee: ALPS GREEN DEVICES CO., LTD.Inventors: Hiroyuki Hebiguchi, Isao Sato, Takashi Fujisaki, Mitsuo Aratono, Akira Takahashi, Masato Nakamura
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Publication number: 20160159212Abstract: A drive system for a hybrid vehicle, the drive system includes an engine (1), a rotary machine (MG1), a differential unit (20), and a transmission unit (10). The rotary machine (MG1) is arranged coaxially with the engine (1). The differential unit (20) connects the engine (1) and the rotary machine (MG1) to a drive wheel side. The differential unit (20) is arranged coaxially with the engine (1) and the rotary machine (MG1). The differential unit (20) is arranged between the engine (1) and the rotary machine (MG2). The transmission unit (10) changes rotation of the engine in speed and transmits the rotation to the differential unit (20). The transmission unit (10) is arranged coaxially with the engine (1), the rotary machine (MG1) and the differential unit (20). The rotary machine (MG1) and the differential unit (20) are arranged between the transmission unit (10) and the engine (1).Type: ApplicationFiled: July 16, 2014Publication date: June 9, 2016Applicant: Toyota Jidosha Kabushiki KaishaInventors: Keisuke OMURO, Atsushi TABATA, Ryuji IBARAKI, Yuji YASUDA, Isao SATO, Toshiki KANADA, Tatsuya IMAMURA, Kouichi OKUDA, Masafumi YAMAMOTO, Keita IMAI
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Patent number: 9233606Abstract: A vehicle drive device has an outer rotor type electric motor with a rotor disposed on an outer circumferential side of a stator including a first power transmission path coupling an inside of the rotor and drive wheels; and a second power transmission path coupling an outside of the rotor and the drive wheels, the first power transmission path and the second power transmission path having different gear ratios, one power transmission path of the first power transmission path and the second power transmission path being coupled to the drive wheels to make a gear change.Type: GrantFiled: March 2, 2012Date of Patent: January 12, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoru Takahashi, Yasushi Kobiki, Isao Sato, Takeshi Miyagawa, Hiroaki Kiyokami
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Publication number: 20150371886Abstract: A mechanism for handling substrates such as semiconductor wafers is disclosed. The mechanism supports the substrate in a tilted orientation to ensure that undesirable contact between a bowed substrate and the mechanism does not occur. The structure that supports the substrate in a tilted orientation may be fixed or adjustable. A sensor may be provided to measure and/or monitor a distance between a substrate and the mechanism. Alternatively, a sensor for determining contact between the substrate and the mechanism may be provided.Type: ApplicationFiled: December 20, 2013Publication date: December 24, 2015Applicant: RUDOLPH TECHNOLOGIES, INC.Inventors: Isao Sato, Hiroki Ueno, Yasutoshi Ito, Masataka Ryu, Troy Palm
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Publication number: 20150328974Abstract: A power transmission unit for a vehicle comprises: a motor arranged on an output side of an engine coaxially therewith in a housing adjacent to an outer face of the engine; an end cover arranged in the housing to cover an end portion of the motor to protect from the engine; a rotary shaft extending coaxially with the motor to be connected to an output shaft of the engine while penetrating through the end cover; and an engagement device disposed on an outer circumferential side of the rotary shaft between the motor and the engine to selectively restrict a rotation of the rotary shaft. A sub-cover to which the rotary shaft penetrates is attached to an end face of the end cover and a chamber is hermetically enclosed by the sub-cover, the end cover, and the rotary shaft. The engagement device is held in the housing.Type: ApplicationFiled: December 25, 2013Publication date: November 19, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA1Inventors: Kouichi OKUDA, Ryuji IBARAKI, Yuji YASUDA, Atsushi TABATA, Toshiki KANADA, Isao SATO, Tatsuya IMAMURA
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Publication number: 20150292965Abstract: [Problem] To increase basic performances of a load cell by forming nearly circular apertures at two positions of the load cell out of four thin sections, in all, of the load cell. [Means of Overcoming Problem] A load cell (10) includes a flexural element (12) in which a Roberval mechanism is formed by a pair of top and bottom parallel beams (14, 15) each including two thin sections (18) at a back and a front in a longitudinal direction, which are integrated with a fixed portion (16) and a movable portion (17), and strain gauges (20) bonded to the thin sections (18). Strain gauges (20) are bonded to one of the thin sections of pulling side (18a) and to one of the thin sections of compressing side (18b), and circular apertures are formed through the remaining two thin sections 18. The performances of the load cell such as the reduction of the measurement error and of the period of time before the start of the measurement are achieved.Type: ApplicationFiled: November 12, 2012Publication date: October 15, 2015Inventor: Isao Sato