Patents by Inventor Atsushi Ogawa
Atsushi Ogawa 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: 20240128910Abstract: A drive system includes an actuator that is driven by a motor to generate displacement, a driver that drives the motor, and a controller that gives a control instruction to the driver. The controller includes a determination unit that determines a spring constant and an instruction generating unit that generates the control instruction so as to generate drive force calculated based on a product of the spring constant and the displacement generated in the actuator.Type: ApplicationFiled: March 9, 2021Publication date: April 18, 2024Applicant: OMRON CORPORATIONInventors: Atsushi OGAWA, Yukilo INAME, Teja EMMEY
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Publication number: 20240103459Abstract: A drive system includes an actuator that is driven by a motor to generate displacement, a driver that drives the motor, and a controller that gives a control instruction to the driver. The controller includes a model creation unit that creates a physical model based on displacement caused by application of an external load to the actuator and an instruction generating unit that generates a control instruction such that the actuator generates displacement according to the physical model.Type: ApplicationFiled: March 9, 2021Publication date: March 28, 2024Applicant: OMRON CORPORATIONInventors: Atsushi OGAWA, Yukio INAME
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Publication number: 20240085875Abstract: A manufacturing device includes a stage on which a first workpiece is disposed, and a controller that controls the stage. The stage includes one or more actuators each driven by a motor to generate displacement in a first direction. The controller gives a first control instruction to the stage according to a second workpiece to be superimposed on the first workpiece such that the first workpiece and the second workpiece are parallel to each other, creates a physical model based on displacement in the actuator caused by the second workpiece coming into contact with the first workpiece, generates a second control instruction such that the actuator generates displacement according to the physical model, determines a spring constant, and generates a third control instruction for generating drive force calculated based on a product of the spring constant and the displacement generated in the actuator.Type: ApplicationFiled: March 9, 2021Publication date: March 14, 2024Applicant: OMRON CorporationInventors: Atsushi OGAWA, Yukio INAME
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Publication number: 20240089065Abstract: Provided is a radio communication device which can prevent interference between SRS and PUCCH when the PUCCH transmission bandwidth fluctuates and suppress degradation of CQI estimation accuracy by the band where no SRS is transmitted. The device includes: an SRS code generation unit (201) which generates an SRS (Sounding Reference Signal) for measuring uplink line data channel quality; an SRS arrangement unit (202) which frequency-multiplexes the SRS on the SR transmission band and arranges it; and an SRS arrangement control unit (208) which controls SRS frequency multiplex so as to be uniform in frequency without modifying the bandwidth of one SRS multiplex unit in accordance with the fluctuation of the reference signal transmission bandwidth according to the SRS arrangement information transmitted from the base station and furthermore controls the transmission interval of the frequency-multiplexed SRS.Type: ApplicationFiled: November 14, 2023Publication date: March 14, 2024Inventors: Atsushi MATSUMOTO, Daichi IMAMURA, Takashi IWAI, Yoshihiko OGAWA, Tomofumi TAKATA, Katsuhiko HIRAMATSU
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Patent number: 11929006Abstract: A display device of the present disclosure includes an image display device and a control unit, in which the image display device includes an image formation device, and an optical device that displays an image emitted from the image formation device in front of an observer while superimposing the image on a real image of an outside world, the control unit controls an operation of the image formation device, and in a case where a black display edge that is an edge of an area where black is displayed exists in the image, the control unit performs reversing processing and luminance increasing processing of the black display edge.Type: GrantFiled: December 18, 2020Date of Patent: March 12, 2024Assignee: Sony Group CorporationInventors: Ryo Ogawa, Atsushi Takahashi
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Publication number: 20240065702Abstract: An embolization device for a bump in a lumen, comprising: an outer tube having a distal end and a proximal end; a basket disposed in a lumen of the outer tube, having a plurality of wires, expandable when coming out of the outer tube, and composed of a mesh-like wall surface on which the plurality of wires intersect; and a basket pusher disposed on a proximal side of the basket, wherein the basket has a first bundling portion at which the plurality of wires are bundled and fixed on a distal side thereof and a second bundling portion at which the plurality of wires are bundled and fixed on the proximal side thereof, the plurality of wires exist inside the second bundling portion, and no passage for inserting a medical long object into the basket exists inside the second bundling portion.Type: ApplicationFiled: December 15, 2021Publication date: February 29, 2024Applicant: KANEKA CORPORATIONInventors: Atsushi OGAWA, Masayuki TAKATERA
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Publication number: 20240058958Abstract: A drive system includes an actuator that is driven by a motor to generate displacement, a driver that drives the motor, and a controller that gives a control instruction to the driver. The controller creates a physical model based on displacement caused by application of an external load to the actuator; generates a first control instruction to the motor such that the actuator generates the displacement according to the physical model; determines a spring constant; generates a second control instruction to the motor so as to generate drive force calculated based on a product of the spring constant and the displacement generated in the actuator; and selects and validates one of the first and second control instructions.Type: ApplicationFiled: March 9, 2021Publication date: February 22, 2024Applicant: OMRON CorporationInventors: Atsushi OGAWA, Yukio INAME, Teja EMMEY
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Publication number: 20240021816Abstract: A positive electrode active material for a nonaqueous electrolyte secondary battery includes particles of a lithium-transition metal composite oxide that contains nickel in the composition thereof and has a layered structure. The particles have an average particle size DSEM based on electron microscopic observation in a range of 1 ?m to 7 ?m in which a ratio D50/DSEM of a 50% particle size D50 in volume-based cumulative particle size distribution to the average particle size based on electron microscopic observation is in a range of 1 to 4, and a ratio D90/D10 of a 90% particle size D90 to a 10% particle size D10 in volume-based cumulative particle size distribution is 4 or less.Type: ApplicationFiled: September 26, 2023Publication date: January 18, 2024Applicants: HONDA MOTOR CO., LTD., NICHIA CORPORATIONInventors: Atsushi OGAWA, Soshi KAWAMURA, Toru SUKIGARA, Hiroto MAEYAMA, Kenichi KOBAYASHI
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Publication number: 20230390830Abstract: A cutting insert which can be used with a total of 4 cutting edges being switched over, and of which thickness can still be reduced, and a cutting tool equipped with this cutting insert are provided. The cutting insert includes: a pair of first constraining surfaces which face each other in a rotating direction of a body; a pair of second constraining surfaces which face each other in a direction toward a rotational center axis of the body; cutting edges disposed respectively along a pair of sides located at positions facing each other, of sides framing the first constraining surface; and flanks which are disposed at positions adjacent to the cutting edges respectively in the rotating direction. In this cutting insert, an angle formed by the first constraining surface and the flank, which are adjacent to each other across the cutting edge, is larger than 90°.Type: ApplicationFiled: March 10, 2023Publication date: December 7, 2023Applicant: TUNGALOY CORPORATIONInventor: Atsushi OGAWA
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Patent number: 11804600Abstract: A positive electrode active material for a nonaqueous electrolyte secondary battery includes particles of a lithium-transition metal composite oxide that contains nickel in the composition thereof and has a layered structure. The particles have an average particle size DSEM based on electron microscopic observation in a range of 1 ?m to 7 ?m in which a ratio D50/DSEM of a 50% particle size D50 in volume-based cumulative particle size distribution to the average particle size based on electron microscopic observation is in a range of 1 to 4, and a ratio D90/D10 of a 90% particle size D90 to a 10% particle size D10 in volume-based cumulative particle size distribution is 4 or less.Type: GrantFiled: May 31, 2022Date of Patent: October 31, 2023Assignees: NICHIA CORPORATION, HONDA MOTOR CO., LTD.Inventors: Atsushi Ogawa, Soshi Kawamura, Toru Sukigara, Hiroto Maeyama, Kenichi Kobayashi
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Publication number: 20230318027Abstract: To provide an electrode material mixture slurry which can enhance the uniformity of electrode materials in a solid-state cell and obtain a preferred mechanical strength of an electrode layer that is formed. An electrode material mixture slurry for manufacturing a solid-state cell electrode, comprising: a solid electrolyte, an electrode active material, a binder, and a solvent, the solid electrolyte being at least one of a sulfide or an oxide, the binder being a polymer binder which includes an unsaturated carbon-carbon bond.Type: ApplicationFiled: March 10, 2023Publication date: October 5, 2023Inventors: Pu QIAN, Akihiro YOSHIZAWA, Wataru SHIMIZU, Atsushi OGAWA
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Patent number: 11749835Abstract: Provided is a solid electrolyte sheet having a self-supporting property while having a small thickness and flexibility. The solid electrolyte sheet is formed using a support having a specific porosity and a specific thickness. Specifically, the solid electrolyte sheet is formed in which a solid electrolyte is filled in a support having a porosity of 60% or more and 95% or less and a thickness of 5 ?m or more and less than 20 ?m.Type: GrantFiled: November 5, 2019Date of Patent: September 5, 2023Assignee: Honda Motor Co., Ltd.Inventors: Atsushi Ogawa, Ushio Harada, Hiroto Maeyama, Toru Sukigara, Kazuki Chiba
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Patent number: 11710856Abstract: Provided is a solid electrolyte laminated sheet having a self-supporting property and capable of realizing a solid state battery having high output characteristics. A plurality of supports are used, a solid electrolyte is filled in each support to form a self-supporting sheet, and the self-supporting sheets are superimposed to form a solid electrolyte laminated sheet. Specifically, the solid electrolyte laminated sheet is configured by setting a layer of the solid electrolyte laminated sheet in contact with a positive electrode layer being the outermost layer as a self-supporting sheet in which a solid electrolyte resistant to oxidation is filled, and a layer in contact with a negative electrode layer being the opposite outermost layer as a self-supporting sheet in which a solid electrolyte resistant to reduction is filled.Type: GrantFiled: December 26, 2019Date of Patent: July 25, 2023Assignee: Honda Motor Co., Ltd.Inventors: Atsushi Ogawa, Ushio Harada, Hiroto Maeyama, Toru Sukigara, Kazuki Chiba
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Patent number: 11686447Abstract: A control device for a vehicle lamp controls an adjustment of an optical axis angle of a vehicle lamp provided with a vibration generating source that vibrates at a first frequency, and the control device includes an acceleration sensor provided in the vehicle lamp and configured to sample an acceleration at a second frequency that is a non-integral multiple of the first frequency, a receiving unit that receives a signal indicating an output value from the acceleration sensor, and a controlling unit that executes control of adjusting the optical axis angle of the vehicle lamp on the basis of the output value from the acceleration sensor.Type: GrantFiled: December 7, 2021Date of Patent: June 27, 2023Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Masaaki Ishikawa, Kenta Ishigami, Atsushi Ogawa, Naoki Osada
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Patent number: 11522449Abstract: There is provided a transformation control device of a transformation chopper circuit that transforms an input by turning on and off a current using a switch and outputs the transformed input. The transformation control device controls at least an ON/OFF state of a main switch by acquiring an output voltage of the transformation chopper circuit in a case where the main switch is in an ON state, the main switch being turned on in a case where energy is accumulated in an inductor.Type: GrantFiled: August 9, 2021Date of Patent: December 6, 2022Assignee: HITACHI ASTEMO, LTD.Inventors: Atsushi Ogawa, Motoaki Kato, Kengo Nomura
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Patent number: 11486511Abstract: An electromagnetic valve drive device which supplies a hold current with a prescribed fluctuation range to an electromagnetic coil of an electromagnetic valve after a current peak when a supply of electricity starts has passed includes: a power supplier which intermittently applies a drive voltage to the electromagnetic coil; a detector which detects the hold current; a first comparator which compares a detected current by the detector with a first threshold value; a filter which performs integration processing on an output of the first comparator; a second comparator which compares an output of the filter with a second threshold value to generate an output signal used for generating a control signal for controlling the power supplier; and a control signal generator which generates the control signal for controlling the power supplier based on the output signal of the second comparator, wherein the filter is a count-up/down type digital filter.Type: GrantFiled: August 2, 2021Date of Patent: November 1, 2022Assignees: HITACHI ASTEMO, LTD., NUVOTON TECHNOLOGY CORPORATION JAPANInventors: Atsushi Ogawa, Motoaki Kato, Kengo Nomura, Keisuke Kuroda, Makoto Kawajiri
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Patent number: 11466650Abstract: This fuel includes: a first switching element disposed between a booster circuit boosting a battery power and one end of a solenoid; a second switching element disposed between a battery and one end of the solenoid; a third switching element disposed between the other end of the solenoid and a ground; a fourth switching element disposed between one end of the solenoid and a ground; and a control unit configured to control open/closed states of the first switching element, the second switching element, the third switching element, and the fourth switching element. The control unit is configured to open the fourth switching element during a valve closing detection period of detecting closing of a fuel injection valve and to detect the closing of the fuel injection valve on the basis of a change in voltage of the other end of the solenoid.Type: GrantFiled: December 10, 2019Date of Patent: October 11, 2022Assignees: HITACHI ASTEMO, LTD., PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.Inventors: Atsushi Ogawa, Motoaki Kato, Kengo Nomura, Keisuke Kuroda, Takashi Ryu
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Patent number: 11448174Abstract: An electromagnetic valve driving device which drives a fuel injection valve having a solenoid coil, includes: a regenerative switching element disposed between a first end portion of the solenoid coil and the ground; and a control unit configured to control the regenerative switching element to be in an ON state or an OFF state, wherein the control unit includes: a voltage detection unit configured to detect a voltage of the first end portion of the solenoid coil; and an abnormality detection unit configured to detect an abnormality of the regenerative switching element on the basis of the voltage detected by the voltage detection unit.Type: GrantFiled: August 18, 2021Date of Patent: September 20, 2022Assignees: HITACHI ASTEMO, LTD., NUVOTON TECHNOLOGY CORPORATION JAPANInventors: Motoaki Kato, Atsushi Ogawa, Kengo Nomura, Keisuke Kuroda
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Publication number: 20220293939Abstract: A positive electrode active material for a nonaqueous electrolyte secondary battery includes particles of a lithium-transition metal composite oxide that contains nickel in the composition thereof and has a layered structure. The particles have an average particle size DSEM based on electron microscopic observation in a range of 1 ?m to 7 ?m in which a ratio D50/DSEM of a 50% particle size D50 in volume-based cumulative particle size distribution to the average particle size based on electron microscopic observation is in a range of 1 to 4, and a ratio D90/D10 of a 90% particle size D90 to a 10% particle size D10 in volume-based cumulative particle size distribution is 4 or less.Type: ApplicationFiled: May 31, 2022Publication date: September 15, 2022Applicants: HONDA MOTOR CO., LTD., NICHIA CORPORATIONInventors: Atsushi OGAWA, Soshi KAWAMURA, Toru SUKIGARA, Hiroto MAEYAMA, Kenichi KOBAYASHI
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Publication number: 20220293956Abstract: To provide an electrode for a solid-state battery, capable of improving uniformity of electrode materials and suppressing decomposition of a solid electrolyte or an electrode active material by a binder or a solvent. An electrode for a solid-state battery including a solid electrolyte including sulfide and/or oxide, an electrode active material, a binder, and a conductive auxiliary agent, at least one of the solid electrolyte and the electrode active material having a surface being modified with a surface modifying substance, wherein the surface modifying substance is at least one selected from the group consisting of carboxylate, thiocarboxylate, carboxylic acid, thiocarboxylic acid, phosphate ester, thiophosphate ester, ketone, nitrile, alcohol, thiol, and ether.Type: ApplicationFiled: February 23, 2022Publication date: September 15, 2022Inventors: Pu QIAN, Hiroto MAEYAMA, Hiroshi SAKAI, Atsushi OGAWA, Noriaki KAMAYA