Patents by Inventor Tomoyuki Okada
Tomoyuki Okada 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: 20230271798Abstract: A sheet feeding device includes a housing, a sheet stacker, a stacker elevator, an extension sheet stacker, and a support. The sheet stacker is included in the housing and is configured to stack a sheet. The stacker elevator is configured to elevate the sheet stacker. The extension sheet stacker is attached to the sheet stacker and is configured to extend outward from the housing. The support is configured to support the extension sheet stacker and has an inclined portion configured to diagonally extend in a sheet conveyance direction, to the housing from a position upstream from a center of the extension sheet stacker in the sheet conveyance direction, when viewed from a width direction of the sheet.Type: ApplicationFiled: September 28, 2021Publication date: August 31, 2023Applicant: Ricoh Company, Ltd.Inventors: Kazunori KONNO, Masanobu YOSHIDA, Hidetoshi KOJIMA, Tomoyuki OKADA, Tatsuya SUGAWARA, Yusuke HIRONO
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Publication number: 20230223884Abstract: A motor drive system includes a battery, double-stator axial gap motors, inverter circuits configured to control power running drive and regenerative drive of the double-stator axial gap motors, step-up/step-down circuits configured to adjust at least voltage of regeneratively generated power of the double-stator axial gap motors, and one or more control devices configured to control drive of the inverter circuits and the step-up/step-down circuits. Each of the double-stator axial gap motors includes two stators. Each of the inverter circuits are connected to a respective one of the two stators. The inverter circuits are connected in series. A single step-up/step-down circuit among the step-up/step-down circuit is provided for each of the axial gap motors. The single step-up/step-down circuit provided for each of the axial gap motors is connected to one of two inverter circuits connected to the two stators among the inverter circuits.Type: ApplicationFiled: December 27, 2022Publication date: July 13, 2023Applicant: SUBARU CORPORATIONInventors: Satoshi YOSHIZAWA, Tomoyuki OKADA
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Publication number: 20230219429Abstract: A vehicle drive system includes a battery, at least one drive motor, inverter circuits, a step-up circuit, and a switch. The inverter circuits are configured to drive the at least one drive motor. The step-up circuit is connected between the battery and the inverter circuits. The switch is configured to switch a connection state of the inverter circuits to the step-up circuit between series connection and parallel connection.Type: ApplicationFiled: December 19, 2022Publication date: July 13, 2023Applicant: SUBARU CORPORATIONInventors: Satoshi YOSHIZAWA, Tomoyuki OKADA
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Patent number: 11604074Abstract: An information processing device to be used in a data collection system configured to collect data to be acquired during traveling of a vehicle includes a travel position setting unit, a guidance information output unit, and a data acquisition unit. The travel position setting unit is configured to set an ideal travel position for the vehicle on the basis of information of a request of a requester for collecting the data. The guidance information output unit is configured to output guidance information used to guide the vehicle on the basis of information of the ideal travel position. The data acquisition unit is configured to acquire collection data serving as the data to be collected during a period of time within which the vehicle travels in accordance with the ideal travel position.Type: GrantFiled: July 21, 2020Date of Patent: March 14, 2023Assignee: SUBARU CORPORATIONInventors: Ryuichi Sumikawa, Tomoyuki Okada, Yosuke Takebayashi
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Publication number: 20230070569Abstract: A lead member for a secondary battery includes a conductor, and a covering material. The conductor has an upper surface and a lower surface that extend in a length direction and a width direction and are opposite to each other, and a first side surface and a second side surface that extend in the length direction and a thickness direction, connect the upper surface to the lower surface, and are opposite to each other. The covering material is formed by sticking a plurality of insulating films together to surround the upper surface, the first side surface, the lower surface, and the second side surface. Each of the plurality of insulating films includes an inner layer and an outer layer, in an order from a side closer to the conductor. The lead member includes a first insulator and a second insulator on the first side surface and the second side surface of the conductor respectively, in an area surrounded by the covering material of the conductor.Type: ApplicationFiled: November 27, 2020Publication date: March 9, 2023Inventors: Nozomi ONAKA, Tomoyuki OKADA, Kazuto SHIINA
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Patent number: 11584212Abstract: A battery pack includes a first battery module, a first battery case accommodating the first battery module, a second battery module, and a second battery case placed on an upper side of the first battery case so as to overlap each other and accommodating the second battery module. The second battery module is fixed to a fastening portion formed on a bottom surface of the second battery case and bulging downward. A hole portion for accommodating the fastening portion is provided on an upper surface of the first battery case at a position overlapping the fastening portion when viewed from above.Type: GrantFiled: March 5, 2021Date of Patent: February 21, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Tomoyuki Okada, Yoshiro Ichikawa, Tomofumi Yasuda
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Patent number: 11569544Abstract: A battery pack includes a first battery case accommodating a plurality of cells, and a second battery case laminated above the first battery case and accommodating a plurality of cells. The first battery case has a first through-hole on an upper surface. The second battery case has a second through-hole on a bottom surface which communicates with the first through-hole. The battery pack includes a communication port composed of the first through-hole and the second through-hole, a gas discharge valve which is provided only in either the first battery case or the second battery case and opens when internal pressure of the battery pack is higher than a predetermined value, and a temperature sensor provided on a gas flow path connected to the gas discharge valve.Type: GrantFiled: March 12, 2021Date of Patent: January 31, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Tomoyuki Okada, Tomofumi Yasuda, Hiroki Itaya
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Patent number: 11562602Abstract: A data processing apparatus includes a communicator, an acquisition unit, and an output controller. The communicator is configured to receive request data from a server. The request data contains a content of a request for collection of traveling state data of a vehicle. The acquisition unit is configured to acquire the traveling state data of the vehicle on the basis of the request data received by the communicator. The output controller is configured to cause an output device to output an acquisition status of the traveling state data acquired by the acquiring unit.Type: GrantFiled: January 13, 2020Date of Patent: January 24, 2023Assignee: SUBARU CORPORATIONInventors: Ryuichi Sumikawa, Tomoyuki Okada, Yosuke Takebayashi
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Publication number: 20230020869Abstract: A torsional damper is provided with: a hub affixed to a rotary shaft and having an outer-circumferential surface along a circle centered on the rotary shaft; an annular oscillation ring having an inner-circumferential surface the diameter of which is larger than the outer-circumferential surface of the hub on a circle centered on the rotary shaft; and a rubber ring that exists in a compressed state between the outer-circumferential surface of the hub and the inner-circumferential surface of the oscillation ring, comprises a rubber composition the main component of which is EPDM, and has a loss coefficient (tan ?) of 0.18 or higher when the surface temperature is 60±5° C. When subjected to resonance point tracking, the rubber thickness (c) and the maximum attained surface temperature (T max) of the rubber ring during continuous excitation at the resonance point satisfy a prescribed relational expression.Type: ApplicationFiled: November 25, 2020Publication date: January 19, 2023Inventor: Tomoyuki OKADA
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Patent number: 11511769Abstract: A data collecting system includes a server and a data processing apparatus. The server holds at least one piece of request data including at least a content of a request for collection of traveling state data on a vehicle and a requisite condition for the collection of the traveling state data. The server sends request data of interest to the data processing apparatus. The data processing apparatus acquires the traveling state data on the vehicle on the basis of the request data of interest received from the server, and sends the acquired traveling state data to the server.Type: GrantFiled: January 15, 2020Date of Patent: November 29, 2022Assignee: SUBARU CORPORATIONInventors: Ryuichi Sumikawa, Tomoyuki Okada, Yosuke Takebayashi
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Patent number: 11505177Abstract: A control apparatus for a vehicle includes: a target yaw rate calculator; a primary limit yaw rate calculator; a yaw rate comparator; a secondary limit yaw rate calculator; and a vertical load controller. The target yaw rate calculator calculates a target yaw rate of the vehicle. The primary limit yaw rate calculator calculates a primary limit yaw rate on a basis of a vertical load on a wheel. The yaw rate comparator compares the target yaw rate with the primary limit yaw rate. The secondary limit yaw rate calculator calculates a secondary limit yaw rate in a case where a distribution of the vertical load on the wheel is changed in a case where the target yaw rate exceeds the primary limit yaw rate. The vertical load controller changes the vertical load on a basis of the secondary limit yaw rate.Type: GrantFiled: January 28, 2019Date of Patent: November 22, 2022Assignee: SUBARU CORPORATIONInventors: Tomoyuki Okada, Satoshi Yoshizawa, Tsubasa Ono
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Patent number: 11498572Abstract: A vehicle information calculation apparatus includes a motor torque acquisition unit, an angular acceleration acquisition unit, a contact force acquisition unit, and an inertia moment calculator. The motor torque acquisition unit acquires a torque of a motor that drives a vehicle. The angular acceleration acquisition unit acquires an angular acceleration of the motor. The contact force acquisition unit acquires a contact force of a wheel of the vehicle. The inertia moment calculator calculates an inertia moment of a rotating system of the vehicle including the wheel on the basis of the torque acquired by the motor torque acquisition unit, the angular acceleration acquired by the angular acceleration acquisition unit, the contact force acquired by the contact force acquisition unit, and a coefficient of friction between the wheel of the vehicle and a contact surface.Type: GrantFiled: January 17, 2020Date of Patent: November 15, 2022Assignee: SUBARU CORPORATIONInventors: Tomoyuki Okada, Tsubasa Ono, Satoshi Yoshizawa
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Publication number: 20210288378Abstract: A battery pack includes a first battery case accommodating a plurality of cells, and a second battery case laminated above the first battery case and accommodating a plurality of cells. The first battery case has a first through-hole on an upper surface. The second battery case has a second through-hole on a bottom surface which communicates with the first through-hole. The battery pack includes a communication port composed of the first through-hole and the second through-hole, a gas discharge valve which is provided only in either the first battery case or the second battery case and opens when internal pressure of the battery pack is higher than a predetermined value, and a temperature sensor provided on a gas flow path connected to the gas discharge valve.Type: ApplicationFiled: March 12, 2021Publication date: September 16, 2021Applicant: HONDA MOTOR CO., LTD.Inventors: Tomoyuki OKADA, Tomofumi YASUDA, Hiroki ITAYA
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Publication number: 20210276405Abstract: A battery pack includes a first battery module, a first battery case accommodating the first battery module, a second battery module, and a second battery case placed on an upper side of the first battery case so as to overlap each other and accommodating the second battery module. The second battery module is fixed to a fastening portion formed on a bottom surface of the second battery case and bulging downward. A hole portion for accommodating the fastening portion is provided on an upper surface of the first battery case at a position overlapping the fastening portion when viewed from above.Type: ApplicationFiled: March 5, 2021Publication date: September 9, 2021Applicant: HONDA MOTOR CO., LTD.Inventors: Tomoyuki OKADA, Yoshiro ICHIKAWA, Tomofumi YASUDA
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Publication number: 20210095981Abstract: An information processing device to be used in a data collection system configured to collect data to be acquired during traveling of a vehicle includes a travel position setting unit, a guidance information output unit, and a data acquisition unit. The travel position setting unit is configured to set an ideal travel position for the vehicle on the basis of information of a request of a requester for collecting the data. The guidance information output unit is configured to output guidance information used to guide the vehicle on the basis of information of the ideal travel position. The data acquisition unit is configured to acquire collection data serving as the data to be collected during a period of time within which the vehicle travels in accordance with the ideal travel position.Type: ApplicationFiled: July 21, 2020Publication date: April 1, 2021Inventors: Ryuichi SUMIKAWA, Tomoyuki OKADA, Yosuke TAKEBAYASHI
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Publication number: 20210092797Abstract: A method for constructing a cluster-type network with a plurality of communication devices contains a step for transmitting signals containing state information relating to states of the plurality of communication devices among the plurality of communication devices and a step for constructing the cluster-type network so that one of the plurality of communication devices is set as the master unit according to a predetermined master-slave determination condition based on the state information of each of the plurality of communication devices contained in the signals.Type: ApplicationFiled: September 23, 2020Publication date: March 25, 2021Inventors: Hirokatsu MIYAMOTO, Tomoyuki OKADA, Yuki SHIMADA
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Publication number: 20200312049Abstract: A data processing apparatus includes a communicator, an acquisition unit, and an output controller. The communicator is configured to receive request data from a server. The request data contains a content of a request for collection of traveling state data of a vehicle. The acquisition unit is configured to acquire the traveling state data of the vehicle on the basis of the request data received by the communicator. The output controller is configured to cause an output device to output an acquisition status of the traveling state data acquired by the acquiring unit.Type: ApplicationFiled: January 13, 2020Publication date: October 1, 2020Inventors: Ryuichi SUMIKAWA, Tomoyuki OKADA, Yosuke TAKEBAYASHI
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Publication number: 20200307624Abstract: A data collecting system includes a server and a data processing apparatus. The server holds at least one piece of request data including at least a content of a request for collection of traveling state data on a vehicle and a requisite condition for the collection of the traveling state data. The server sends request data of interest to the data processing apparatus. The data processing apparatus acquires the traveling state data on the vehicle on the basis of the request data of interest received from the server, and sends the acquired traveling state data to the server.Type: ApplicationFiled: January 15, 2020Publication date: October 1, 2020Inventors: Ryuichi SUMIKAWA, Tomoyuki OKADA, Yosuke TAKEBAYASHI
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Publication number: 20200269705Abstract: A vehicle information calculation apparatus includes a motor torque acquisition unit, an angular acceleration acquisition unit, a contact force acquisition unit, and an inertia moment calculator. The motor torque acquisition unit acquires a torque of a motor that drives a vehicle. The angular acceleration acquisition unit acquires an angular acceleration of the motor. The contact force acquisition unit acquires a contact force of a wheel of the vehicle. The inertia moment calculator calculates an inertia moment of a rotating system of the vehicle including the wheel on the basis of the torque acquired by the motor torque acquisition unit, the angular acceleration acquired by the angular acceleration acquisition unit, the contact force acquired by the contact force acquisition unit, and a coefficient of friction between the wheel of the vehicle and a contact surface.Type: ApplicationFiled: January 17, 2020Publication date: August 27, 2020Applicant: SUBARU CORPORATIONInventors: Tomoyuki OKADA, Tsubasa ONO, Satoshi YOSHIZAWA
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Publication number: 20200023618Abstract: A method for manufacturing a glass plate according to one aspect of the present invention includes a first step of preparing a glass plate, a second step of preparing an antifog film that includes a film substrate having a thickness of no greater than 100 ?m, an antifog layer having antifog properties and layered on one surface of the film substrate, and an adhesive layer layered on another surface of the film substrate, and a third step of attaching the antifog film to the glass plate via the adhesive layer.Type: ApplicationFiled: December 25, 2017Publication date: January 23, 2020Applicants: Nippon Sheet Glass Company, Limited, TOPPAN INFOMEDIA CO., LTD.Inventors: Toyoyuki TERANISHI, Kazuaki OYA, Itaru UTSUGI, Tomoyuki OKADA