Patents by Inventor Yuta Matsumoto
Yuta Matsumoto 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: 11954292Abstract: An input device includes a fixed electrode, first and second movable electrodes, a first elastic member having a portion and being configured to deform so as to displace the portion of the first elastic member in accordance with a movement of the first movable electrode, a second elastic member having a portion and being configured to deform so as to displace the portion of the second elastic member in accordance with a movement of the second movable electrode, and a terminal configured to output a signal corresponding to a change in a capacitance between the first and second movable electrodes. The input device is responsible to various manipulations while not preventing a click feeling from being generated.Type: GrantFiled: June 11, 2020Date of Patent: April 9, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yuta Saito, Masaaki Yamabayashi, Kenichi Matsumoto, Ryo Nakae
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Patent number: 11948544Abstract: The musical instrument tuner includes: a sensor device that is attached to a musical instrument; and an operation device that is able to perform wireless communication mutually with the sensor device, in which the sensor device includes an acceleration sensor that has at least two detection axes, frequency detection means for detecting, as a detected frequency, a frequency of a vibration of musical sound generated through an operation of the musical instrument based on an output from the acceleration sensor, and sensor-side communication means for transmitting transmission information including information regarding the detected frequency to the operation device, and the operation device includes operation-side communication means for receiving the transmission information transmitted from the sensor device, display means, and control means for generating tuning information of the musical instrument and causing the display means to display the tuning information based on the transmission information receivedType: GrantFiled: July 29, 2021Date of Patent: April 2, 2024Assignees: GOTOH GUT CO., LTD., GUNMA PREFECTUREInventors: Atsushi Kajihara, Masaki Gotoh, Hiroshi Miyajima, Osamu Niijima, Yuta Uchiumi, Makoto Matsumoto, Kento Suzuki
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Publication number: 20240096667Abstract: A defect inspection device in which an optical axis of a detection optical system is inclined with respect to a surface of a sample, and an imaging sensor is inclined with respect to the optical axis, a height variation amount of an illumination spot in a normal direction of the surface of the sample is calculated based on an output of a height measuring unit, a deviation amount of the focusing position with respect to the light receiving surface in an optical axis direction of the detection optical system is calculated based on the height variation amount of the illumination spot, the deviation amount of the focusing position being generated accompanying a height variation of the illumination spot, and the focus actuator is controlled based on the deviation amount of the focusing position, and scattered light intensities at the same coordinates of the sample are added.Type: ApplicationFiled: January 29, 2021Publication date: March 21, 2024Inventors: Hiromichi YAMAKAWA, Toshifumi HONDA, Yuta URANO, Shunichi MATSUMOTO, Masaya YAMAMOTO, Eiji ARIMA
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Patent number: 11932293Abstract: A car monitoring system includes: a sub-system to execute a predetermined function by controlling at least one instrument mounted on a railcar; and a monitoring device to monitor an operating state of the sub-system. The sub-system includes: a sub-system controller to create status data containing pieces of event information based on a signal output from the instrument and periodically transmit the status data to the monitoring device, the information informing the monitoring device of a change in state of the instrument; and a first memory to store a first event parameter file defines a data structure of an event region of the status data, the event region being a region wherein the information are stored. When the first parameter file is changed, and the sub-system controller creates the status data, the controller reconstructs the data structure of the region and resets the information in accordance with the reconstructed data structure.Type: GrantFiled: November 14, 2017Date of Patent: March 19, 2024Assignee: KAWASAKI RAILCAR MANUFACTURING CO., LTD.Inventors: Koichi Nakanishi, Yuta Sakurai, Shuhei Matsumoto
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Publication number: 20240085256Abstract: A load sensor is configured to detect, as change in capacitance, change, in a contact area between an electrically-conductive elastic body and a dielectric body, that occurs due to a load applied to an upper face of the load sensor. In the load sensor, a plurality of sensor parts each configured to detect the load are disposed so as to be arranged in a plane direction, and a buffer part configured to suppress displacement of the upper face due to the load applied to a first sensor part from being propagated to a second sensor part adjacent to the first sensor part is disposed between the first sensor part and the second sensor part.Type: ApplicationFiled: November 13, 2023Publication date: March 14, 2024Inventors: Yodai MATSUMURA, Takashi MATSUMOTO, Susumu URAGAMI, Yuta MORIURA, Takafumi HAMANO, Hiroyuki FURUYA
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Publication number: 20240076513Abstract: An inkjet ink that includes (A1) a terpene resin, and (B) a solvent system containing (B1) a ketone solvent having a boiling point of less than 120° C. and (B2) dioxolane, the inkjet ink being characterized by extended decap times and long throw distance. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: April 22, 2021Publication date: March 7, 2024Applicant: KAO CORPORATIONInventors: Yuta MATSUMOTO, Todd TRITCAK
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Publication number: 20240018375Abstract: An inkjet ink, including (A) a resin, which is (A1) a terpene resin or (A2) a terpene phenol resin, (B) a solvent system including (B1) a volatile organic solvent having a boiling point of less than 100° C., and (C) silver nanoparticles. A printed article, including a substrate, and an opaque film disposed on the substrate. The opaque film is formed from the inkjet ink.Type: ApplicationFiled: March 31, 2021Publication date: January 18, 2024Applicant: KAO CORPORATIONInventors: Yuta MATSUMOTO, Tomohide YOSHIDA
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Publication number: 20230312964Abstract: An inkjet ink that includes (A) a terpene resin, (B) a solvent system that includes (B1) methyl ethyl ketone, and (C) a polyether modified silicone having a hydrophilic-lipophilic balance (HLB) value of 1 to 12, which is characterized by extended decap times, quick drying properties, and providing high image sharpness. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: October 21, 2020Publication date: October 5, 2023Applicant: KAO CORPORATIONInventors: Yuta MATSUMOTO, Todd TRITCAK
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Publication number: 20230312952Abstract: An inkjet ink that includes (A) a terpene phenol resin having a hydroxyl value of 10 to 80 mgKOH/g and (B) a carbonate ester whose boiling point is less than 150° C. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: October 21, 2020Publication date: October 5, 2023Applicant: KAO CORPORATIONInventors: Yuta MATSUMOTO, Daniel SANDKER
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Patent number: 11762021Abstract: A monitoring device for an electric vehicle to monitor a blower for cooling a device installed in an electric vehicle includes: a dq-component separation unit that separates an instantaneous value of a motor current that flows to a motor of the blower into a d-axis current component and a q-axis current component; a mechanical-angle rotation-frequency component extraction unit that extracts a mechanical-angle rotation frequency component from an instantaneous value of the q-axis current component, the mechanical-angle rotation frequency component being a rotation frequency component where a rotation angle of the motor is expressed in a mechanical angle; and an abnormality determination unit that determines whether or not the blower is abnormal on the basis of magnitude of the mechanical-angle rotation frequency component.Type: GrantFiled: July 4, 2017Date of Patent: September 19, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yasutaka Imamura, Yuta Matsumoto, Hisanori Yamasaki
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Patent number: 11737235Abstract: A propulsion control device of the present disclosure includes: a housing; a gate controller disposed at one end side of an interior space of the housing in a longitudinal axis direction X, the gate controller being configured to control a power converter; a fan disposed under the gate controller, the fan being configured to feed air to the gate controller; and an airflow guide member disposed at the side opposite to the fan relative to the gate controller, having, on an interior face of a ceiling of the housing, an airflow guide face having a predetermined angle with respect to the vertical direction, the airflow guide member being configured to guide air passed through the gate controller to flow toward the other end side of the interior space of the housing in the longitudinal axis direction X.Type: GrantFiled: March 29, 2017Date of Patent: August 22, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventor: Yuta Matsumoto
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Patent number: 11655384Abstract: The present invention relates to a water-based ink containing a pigment (A), a water-soluble organic solvent (C), a surfactant (D) and water, in which a content of water in the water-based ink is not less than 40% by mass and not more than 65% by mass, a boiling point of the water-soluble organic solvent (C) is not higher than 230° C., and a content of a high-boiling point organic solvent having a boiling point of not lower than 250° C. in the water-based ink is not more than 4% by mass, and the surfactant (D) contains a silicone-based surfactant (d-1) and an acetylene glycol-based surfactant (d-2) which satisfy the following conditions 1 and 2: Condition 1: [(content of component (d-1))/(content of component (C))]×100=0.15 to 4; and Condition 2: [(content of component (d-2))/(content of component (C))]×100=0.35 to 1.65.Type: GrantFiled: December 12, 2018Date of Patent: May 23, 2023Assignee: KAO CORPORATIONInventors: Azusa Kuroda, Yuta Matsumoto
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Publication number: 20230050122Abstract: An inkjet ink that includes (A) a terpene resin made from ?-pinene and (B) methyl ethyl ketone, which is characterized by extended decap times as well as quick drying properties when applied onto a substrate. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: December 20, 2019Publication date: February 16, 2023Applicant: Kao CorporationInventors: Yuta MATSUMOTO, Todd TRITCAK
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Publication number: 20230031477Abstract: An inkjet ink that includes (A) a terpene phenol resin and (B) a compound of formula (I) wherein R is an alkyl group having 8 to 22 carbon atoms or an alkenyl group having 8 to 22 carbon atoms, n is 0 or 1, p is an integer from 1 to 40, and q is an integer from 1 to 40. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: December 20, 2019Publication date: February 2, 2023Applicant: Kao CorporationInventors: Yuta MATSUMOTO, Daniel SANDKER
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Patent number: 11549028Abstract: The present invention relates to an ink-jet printing method of overprinting a first ink and a second ink on a low-liquid absorbing printing medium, in which the first ink and the second ink are respectively in the form of a water-based ink containing a colorant (A), a polymer (B), an organic solvent (C) and water, and satisfy the following formulae (1) and (2), said ink-jet printing method including the steps of forming characters or images using at least one ink as the first ink, and then forming a background image using the second ink such that the background image is superimposed on at least a part of the characters or images formed by the first ink: [T2?T1]<0 mN/m (1); and [V2?V1]?1.0 mPa·s (2) wherein T2 is the static surface tension of the second ink; T1 is the static surface tension of the first ink; V2 is the viscosity of the second ink as measured at 32° C.; and V1 is the viscosity of the first ink as measured at 32° C.Type: GrantFiled: December 14, 2018Date of Patent: January 10, 2023Assignee: KAO CORPORATIONInventors: Yuta Matsumoto, Azusa Kuroda, Kazuki Ishida
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Patent number: 11515436Abstract: A photovoltaic device includes: a p- or n-type semiconductor substrate; a p-type amorphous semiconductor film and an n-type amorphous semiconductor film on a first-face side; p-electrodes on the p-type amorphous semiconductor film; and n-electrodes on the n-type amorphous semiconductor film, wherein: the p-electrodes and the n-electrodes are arranged at intervals; the p-type amorphous semiconductor film surrounds the n-type amorphous semiconductor film in an in-plane direction of the semiconductor substrate; the n-type amorphous semiconductor film has an edge portion providing an overlapping region where the n-type amorphous semiconductor film overlaps the p-type amorphous semiconductor film; and the n-electrodes are disposed in areas of the n-type amorphous semiconductor film that are surrounded by the overlapping region.Type: GrantFiled: February 9, 2022Date of Patent: November 29, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Teruaki Higo, Chikao Okamoto, Masamichi Kobayashi, Masahito Ishii, Takeshi Mori, Yuta Matsumoto
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Publication number: 20220271178Abstract: A photovoltaic device includes: a p- or n-type semiconductor substrate; a p-type amorphous semiconductor film and an n-type amorphous semiconductor film on a first-face side; p-electrodes on the p-type amorphous semiconductor film; and n-electrodes on the n-type amorphous semiconductor film, wherein: the p-electrodes and the n-electrodes are arranged at intervals; the p-type amorphous semiconductor film surrounds the n-type amorphous semiconductor film in an in-plane direction of the semiconductor substrate; the n-type amorphous semiconductor film has an edge portion providing an overlapping region where the n-type amorphous semiconductor film overlaps the p-type amorphous semiconductor film; and the n-electrodes are disposed in areas of the n-type amorphous semiconductor film that are surrounded by the overlapping region.Type: ApplicationFiled: February 9, 2022Publication date: August 25, 2022Inventors: TERUAKI HIGO, CHIKAO OKAMOTO, MASAMICHI KOBAYASHI, MASAHITO ISHII, TAKESHI MORI, YUTA MATSUMOTO
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Patent number: 11322422Abstract: A vehicle power conversion apparatus according to the present disclosure includes a housing attached to a vehicle, a cooler including a heat receiver that is disposed on the side near the housing and has a heated surface provided with semiconductor elements, and a heat radiator disposed on a surface of the heat receiver opposite to the heated surface, and a position adjusting member to adjust the position of the end of the heat radiator distant from the housing in the direction approaching rigging limit of the vehicle.Type: GrantFiled: June 24, 2019Date of Patent: May 3, 2022Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuta Matsumoto, Hirokazu Takabayashi
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Publication number: 20220049118Abstract: An inkjet ink that includes (A) a terpene phenol resin and (B) an alkanolamine, and which is characterized by extended decap times as well as quick drying properties when applied onto a substrate. A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.Type: ApplicationFiled: November 30, 2018Publication date: February 17, 2022Inventors: Yuta MATSUMOTO, Daniel SANDKER
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Patent number: 11247481Abstract: The present invention relates to an ink-jet printing method that is capable of obtaining good printed characters or images which are free of occurrence of white lines or streaks irrespective of irradiation with an active energy ray. The present invention provides an ink-jet printing method including the steps of ejecting at least one ink A selected from the group consisting of a black ink and chromatic inks onto a low-liquid absorbing printing medium and then ejecting a white ink thereonto, in which the ink A contains at least one pigment selected from the group consisting of a black pigment and chromatic pigments, and a polymer dispersant containing a constitutional unit derived from a polyalkylene glycol (meth)acrylate; and the white ink contains titanium oxide and a polymer dispersant containing a constitutional unit derived from a polyalkylene glycol (meth)acrylate.Type: GrantFiled: June 16, 2017Date of Patent: February 15, 2022Assignee: KAO CORPORATIONInventors: Yuta Matsumoto, Kazuki Watanabe, Azusa Kuroda