Patents by Inventor Hiroki Maruyama
Hiroki Maruyama 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: 11950732Abstract: A toilet device includes an electric opening/closing unit including a motor and a transmission mechanism. The transmission mechanism includes an internal gear, a first transmission part and a second transmission part. The first transmission part transmits a rotational force of the motor. The second transmission part transmits a rotational force of the first transmission part. The first transmission part includes a first planetary gear and a first planetary carrier. The second transmission part includes a second planetary gear, a second planetary carrier, and a shaft part. The shaft part revolves around a rotation axis. The first planetary carrier includes a protrusion extends along a trajectory of the revolution of the shaft part. The shaft part contacts the protrusion. A gap is formed between the shaft part and a part of the first planetary carrier other than the protrusion.Type: GrantFiled: September 13, 2022Date of Patent: April 9, 2024Assignees: TOTO LTD., DAIICHI KASEI CO., LTD., YOKO INDUSTRY CO., LTD.Inventors: Hiroki Hata, Yuji Maruyama, Maya Teraoka, Haruki Suzuki, Toshihiko Shimizu
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Publication number: 20240100022Abstract: The present invention relates to an oral solid dosage form comprising N2-{[1-ethyl-6-(4-methylphenoxy)-1H-benzimidazol-2-yl]methyl}-L-alaninamide, or a pharmaceutically acceptable salt thereof, or a hydrate or solvate thereof as an active ingredient, which has good dissolution and storage-stability. When the oral solid dosage form is a tablet, the tablet can be prepared while inhibiting tableting troubles from low content to high content of the active ingredient.Type: ApplicationFiled: December 22, 2021Publication date: March 28, 2024Applicants: SUMITOMO PHARMA CO., LTD., ALPHANAVI PHARMA INC.Inventors: Hiroki IKARI, Yuka KATO, Makoto MATSUOKA, Yasuhiro MATSUI, Megumi MARUYAMA
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Publication number: 20240097199Abstract: A non-aqueous rechargeable battery includes an electrode body formed by rolling a stack of a positive electrode plate and a negative electrode plate with a separator arranged in between. At least one of the positive electrode plate and the negative electrode plate includes a substrate, a first mixture layer located on an outer side of the substrate, and a second mixture layer located on an inner side of the substrate. The second mixture layer includes an active material having a BET specific surface area that is greater than that of an active material included in the first mixture layer.Type: ApplicationFiled: September 18, 2023Publication date: March 21, 2024Applicants: PRIMEARTH EV ENERGY CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, PRIME PLANET ENERGY & SOLUTIONS, INC.Inventors: Naoki WAKAMATSU, Hiroki NAKAFUJI, Shoki TAKADA, Shunya MARUYAMA
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Patent number: 11936012Abstract: An abnormality detection device includes: a voltage value acquisition unit configured to acquire a voltage value of each battery cells, a state value measurement unit configured to measure a state value inside a battery pack, which is different from a temperature of each battery cell, and an abnormality determination unit configured to determine an abnormality of the battery pack. The abnormality determination unit includes: a voltage value comparison unit configured to compare the voltage value with a predetermined voltage threshold value, and a state value comparison unit configured to compare at least one of the state value and a degree of change in the state value per unit time with a predetermined state threshold value. The abnormality determination unit is configured to determine an abnormality of the battery pack based on both a voltage value comparison result and a state value comparison result.Type: GrantFiled: March 11, 2021Date of Patent: March 19, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Jun Tsutsui, Fumikazu Maruyama, Hiroki Itaya, Itsuki Shimazaki, Daiki Yanagiuchi
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Publication number: 20230331573Abstract: A method for producing a fine-particle powder containing calcium oxide or calcium hydroxide includes: preparing a pulverized powder of shells or eggshells; introducing the pulverized powder of shells or eggshells into a controlled atmosphere, vaporizing the pulverized powder under thermal plasma and then solidifying the pulverized powder in a gas phase to produce fine particles containing calcium oxide or calcium hydroxide; and collecting a powder of the fine particles containing calcium oxide or calcium hydroxide produced with the thermal plasma.Type: ApplicationFiled: June 20, 2023Publication date: October 19, 2023Inventors: HISAO NAGAI, HIROKI MARUYAMA, TAKESHI KOIWASAKI, TAKAFUMI OKUMA
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Patent number: 11503982Abstract: An image processing apparatus includes a processor including hardware. The processor is configured to: calculate a motion evaluation value on a motion of a subject in a determination target frame; acquire a difference evaluation value of the determination target frame; determine whether to perform defective pixel detection on an image of the determination target frame by using the motion evaluation value and the difference evaluation value; and when it is determined that the defective pixel detection is to be performed, detect a defective pixel by determining whether a pixel of interest that is a determination target is a defective pixel with respect to the image of the determination target frame, based on a pixel value of the pixel of interest and pixel values of neighboring pixels that are located in a vicinity of the pixel of interest.Type: GrantFiled: August 7, 2020Date of Patent: November 22, 2022Assignee: OLYMPUS CORPORATIONInventors: Teruaki Yamasaki, Hiroki Maruyama
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Publication number: 20220325932Abstract: A liquid level detector includes: a vertically-mounted accumulator configured to store refrigerant; a heater configured to heat the accumulator; a temperature detector configured to detect a surface temperature of the accumulator; a pressure detector configured to detect a pressure of the refrigerant in the accumulator; and a controller configured to detect a position of a liquid surface of the refrigerant in the accumulator based on a surface temperature of the accumulator detected by the temperature detector when the accumulator is heated by the heater, and a pressure of the refrigerant in the accumulator detected by the pressure detector.Type: ApplicationFiled: November 18, 2019Publication date: October 13, 2022Inventors: Hiroki MARUYAMA, Takuya MATSUDA, Hiroyuki OKANO, Naomichi TAMURA
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Publication number: 20220299247Abstract: A refrigeration cycle apparatus includes a compressor, an expansion valve, a flow switching device, a heat source side heat exchanger including a first heat source side heat exchanger and a second heat source side heat exchanger connected in parallel, an opening-and-closing valve provided on downstream of the second heat source side heat exchanger through which refrigerant flows during a defrosting operation, and a controller that, when the defrosting operation is performed, controls the flow switching device so that the refrigerant discharged from the compressor flows into the heat source side heat exchanger. The controller switches the opening-and-closing valve from an open state to a closed state when the defrosting operation is started, determines a point in time when defrosting targets to be defrosted are switched, and switches the opening-and-closing valve from the closed state to the open state in accordance with the point in time determined.Type: ApplicationFiled: November 12, 2019Publication date: September 22, 2022Inventors: Takuya MATSUDA, Shuhei MIZUTANI, Hiroki MARUYAMA
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Publication number: 20220274915Abstract: The present specification discloses a method for producing an isocyanate compound. The invention relates to a method for producing the compound represented by formula (2), wherein the compound represented by formula (1) or a salt thereof is mixed with phosgene(s) under a condition such that the pH of the aqueous layer is 1 or less, in the presence of a water-immiscible solvent and water.Type: ApplicationFiled: August 21, 2020Publication date: September 1, 2022Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Hirohisa NITTA, Yuta NAGASHIMA, Hiroki MARUYAMA
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Patent number: 11371755Abstract: An air-conditioning apparatus that includes a compressor, a flow switching device, an outdoor heat exchange unit, an expansion section and an indoor heat exchanger, which are connected by pipes, in which the outdoor heat exchange unit includes a first outdoor heat exchanger, a first flow rate control device, a second outdoor heat exchanger, a second flow rate control device, a bypass pipe, the second outdoor heat exchanger, the second flow rate control device, a third flow rate control device, and a flow control device.Type: GrantFiled: September 15, 2017Date of Patent: June 28, 2022Assignee: Mitsubishi Electric CorporationInventors: Hiroki Maruyama, Osamu Morimoto, Hiroyuki Okano, Naofumi Takenaka
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Patent number: 11326787Abstract: A refrigerant distributor branches refrigerant flowing in a refrigerant circuit into three, and includes a first bifurcate flow divider including a first pipe portion forming one inflow port, a second pipe portion and a third pipe portion forming two outflow ports communicating with the inflow port of the first pipe portion, and a second bifurcate flow divider including a fourth pipe portion forming one inflow port, and a fifth pipe portion and a sixth pipe portion forming two outflow ports communicating with the inflow port of the fourth pipe portion. The outflow port of the third pipe portion and the inflow port of the fourth pipe portion communicate with each other, and an angle ? formed by a first plane passing through the first bifurcate flow divider and a second plane passing through the second bifurcate flow divider is between 60 and 120 degrees.Type: GrantFiled: September 25, 2017Date of Patent: May 10, 2022Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kosuke Miyawaki, Yoji Onaka, Osamu Morimoto, Hiroyuki Okano, Takanori Koike, Hiroki Maruyama
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Patent number: 11228724Abstract: An image processing apparatus including a processor including hardware, the processor being configured to: detect a defective pixel from among the multiple pixels; calculate a level of a pixel value of the defective pixel; compare the calculated level of the pixel value of the defective pixel with a threshold to determine whether a defective pixel that is stored in a storage is to be corrected, the threshold being determined based on a brightness that is calculated from pixel values close to a defective pixel and on any one of an exposure time of image data corresponding to a defective pixel on which a determination is to be made, a value of gain, and variation in pixel value among pixels surrounding the defective pixel on which a determination is to be made; and interpolate the pixel value of the determined defective pixel that is to be corrected.Type: GrantFiled: October 26, 2020Date of Patent: January 18, 2022Assignee: OLYMPUS CORPORATIONInventors: Hiroki Maruyama, Teruaki Yamasaki
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Patent number: 11175172Abstract: A liquid level detection device detecting a liquid level of a liquid in a container includes a heater configured to heat the container, a plurality of temperature sensors provided at different heights of the container, and configured to detect a surface temperature of the container, and a controller configured to detect the liquid level of the liquid in the container, based on the surface temperature of the container detected by the plurality of temperature sensors when the heater is caused to heat.Type: GrantFiled: September 12, 2018Date of Patent: November 16, 2021Assignee: Mitsubishi Electric CorporationInventors: Hiroaki Asanuma, Hiroyuki Okano, Kazuki Okochi, Hiroki Maruyama
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Patent number: 11125476Abstract: A refrigeration cycle apparatus includes a main circuit through which refrigerant circulates and in which a compressor, a condenser, a first expansion device, a centrifugal gas-liquid separator that separates refrigerant into gas refrigerant and liquid refrigerant by using centrifugal force, and an evaporator are connected by refrigerant pipes; and a bypass that returns the gas refrigerant obtained through the separation by the gas-liquid separator to a suction side of the compressor. The gas-liquid separator includes a cylindrical container, an inflow pipe, a gas outflow pipe, and a liquid outflow pipe. The main circuit includes a second expansion device provided between the liquid outflow pipe of the gas-liquid separator and the evaporator. The gas refrigerant discharged from the gas outflow pipe of the gas-liquid separator flows into the bypass, and the bypass is provided with a third expansion device.Type: GrantFiled: March 24, 2017Date of Patent: September 21, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Kosuke Miyawaki, Yoji Onaka, Osamu Morimoto, Hiroyuki Okano, Takanori Koike, Hiroki Maruyama
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Publication number: 20210065144Abstract: A server as the payment control device includes an acquisition unit, a determination unit, an instruction unit, and a storage unit. The acquisition unit acquires transaction information including store information, amount information, and customer account information from a transmission source of the transaction information. The determination unit checks a customer account status corresponding to the customer account information, and determines whether or not to establish a transaction between a customer and a store based on the amount information and the customer account status. In the case of determining to establish the transaction by the determination unit, the storage unit accumulates and stores transaction information related to the established transaction.Type: ApplicationFiled: January 31, 2019Publication date: March 4, 2021Inventor: Hiroki Maruyama
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Publication number: 20210044769Abstract: An image processing apparatus including a processor including hardware, the processor being configured to: detect a defective pixel from among the multiple pixels; calculate a level of a pixel value of the defective pixel; compare the calculated level of the pixel value of the defective pixel with a threshold to determine whether a defective pixel that is stored in a storage is to be corrected, the threshold being determined based on a brightness that is calculated from pixel values close to a defective pixel and on any one of an exposure time of image data corresponding to a defective pixel on which a determination is to be made, a value of gain, and variation in pixel value among pixels surrounding the defective pixel on which a determination is to be made; and interpolate the pixel value of the determined defective pixel that is to be corrected.Type: ApplicationFiled: October 26, 2020Publication date: February 11, 2021Applicant: OLYMPUS CORPORATIONInventors: Hiroki MARUYAMA, Teruaki YAMASAKI
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Publication number: 20200359875Abstract: An image processing apparatus includes a processor including hardware. The processor is configured to: calculate a motion evaluation value on a motion of a subject in a determination target frame; acquire a difference evaluation value of the determination target frame; determine whether to perform defective pixel detection on an image of the determination target frame by using the motion evaluation value and the difference evaluation value; and when it is determined that the defective pixel detection is to be performed, detect a defective pixel by determining whether a pixel of interest that is a determination target is a defective pixel with respect to the image of the determination target frame, based on a pixel value of the pixel of interest and pixel values of neighboring pixels that are located in a vicinity of the pixel of interest.Type: ApplicationFiled: August 7, 2020Publication date: November 19, 2020Applicant: OLYMPUS CORPORATIONInventors: Teruaki YAMASAKI, Hiroki MARUYAMA
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Patent number: 10791290Abstract: An image processing apparatus is disclosed which processes noise resulting from a defective pixel different from a low saturation pixel, included in image data generated by an image sensor including a plurality of pixels two-dimensionally arranged to receive light from outside and generate a signal according to an amount of received light and including a plurality of read-out circuits that read out the signal as a pixel value. The image processing apparatus includes an acquisition unit that obtains the image data generated by the image sensor and a saturation level of each of the plurality of pixels; and a noise processing unit that processes the noise on the basis of the saturation level obtained by the acquisition unit.Type: GrantFiled: January 15, 2019Date of Patent: September 29, 2020Assignee: OLYMPUS CORPORATIONInventors: Hiroki Maruyama, Manabu Ichikawa, Teruaki Yamasaki
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Patent number: 10791289Abstract: An image processing apparatus processes noise from a defective pixel in image data generated by an image sensor including plural pixels, and plural read-out circuits that read out the signal. The apparatus includes an acquisition unit that obtains the image data and position information of the defective pixel; a defective pixel correction unit that corrects the signal from the defective pixel included in the image data, based on the position information; a low saturation pixel correction unit that corrects a signal from a low saturation pixel included in the image data where the signal from the defective pixel has been corrected, the low saturation pixel having a saturation level lower than the other pixels, based on a preliminarily calculated saturation level of the plural pixels; and a saturation level calculation unit that calculates the saturation level of the defective pixel corrected by the defective pixel correction unit.Type: GrantFiled: January 16, 2019Date of Patent: September 29, 2020Assignee: OLYMPUS CORPORATIONInventors: Hiroki Maruyama, Manabu Ichikawa, Teruaki Yamasaki
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Patent number: 10791288Abstract: An image processing apparatus includes: a pixel value group creation unit configured to create, for a plurality of pieces of image data generated by an image sensor including: a plurality of pixels arranged two-dimensionally to receive light from outside and generate a signal corresponding to an amount of the received light; and a plurality of read-out circuits shared by a predetermined number of pixels and configured to read out the signal as pixel values, a plurality of pixel value groups by classifying the pixel values for each of the plurality of read-out circuits; and a noise determination unit configured to determine whether blinking defect noise occurs in each of the plurality of pixel value groups, based on distribution of the pixel values of each of the plurality of pixel value groups created by the pixel value group creation unit.Type: GrantFiled: July 3, 2017Date of Patent: September 29, 2020Assignee: OLYMPUS CORPORATIONInventors: Manabu Ichikawa, Hiroki Maruyama