Patents by Inventor Makoto Uchida
Makoto Uchida 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: 20230085417Abstract: The present invention provides a supported metal catalyst with excellent effectiveness factor of active metal particles which are also free from deactivation by contacting with ionomer. According to the present invention, provided is a supported metal catalyst, comprising a support that is a collective body of conductive particles; and dispersed active metal particles supported on the conductive particles, wherein the conductive particles include a plurality of pores, an average entrance pore diameter of the pores is 1 to 20 nm, a standard deviation of the average entrance pore diameter is equal to or less than 50% of the average entrance pore diameter, a number fraction of the active metal particles supported in a surface layer region of the conductive particles divided by the total number of the active metal particles is equal to or more than 50%, and the surface layer region is a region on a surface of the conductive particles or a region in the pores within a depth of 15 nm from the surface.Type: ApplicationFiled: February 5, 2021Publication date: March 16, 2023Applicants: UNIVERSITY OF YAMANASHI, NIKKI-UNIVERSAL CO., LTD.Inventors: Toshihiro MIYAO, Hanako NISHINO, Kazutoshi HIGASHIYAMA, Makoto UCHIDA, Akihiro IIYAMA, Kazuya SHIBANUMA, Naoto KOIZUMI
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Publication number: 20230071177Abstract: A battery includes: a power generating element including a first electrode layer, a second electrode layer, and a first solid electrolyte layer located between the first electrode layer and the second electrode layer; and a reference electrode section including a second solid electrolyte layer having a first main surface in contact with a side surface of the power generating element and a second main surface opposite to the first main surface, and a reference electrode in contact with the second main surface of the second solid electrolyte layer, in which a length of the first main surface is longer than a length of the side surface in a laminating direction in the power generating element.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: MAKOTO FUJINO, KAZUYA IWAMOTO, NORIYUKI UCHIDA
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Patent number: 11594737Abstract: A membrane-electrode assembly including a catalyst layer that includes a catalyst-supporting carrier in which a catalyst is supported on a carrier made of an inorganic oxide, and a highly hydrophobic substance having a higher degree of hydrophobicity than the inorganic oxide, the catalyst layer being formed on at least one surface of a polymer electrolyte membrane. It is preferable that, in the membrane-electrode assembly, the degree of hydrophobicity of the highly hydrophobic substance is from 0.5 vol % to 45 vol % at 25° C., the degree of hydrophobicity being defined as a concentration of methanol (vol %) when a light transmittance of a dispersion obtained by dispersing the highly hydrophobic substance in a mixed solution of water and methanol reaches 80%.Type: GrantFiled: June 6, 2019Date of Patent: February 28, 2023Assignees: MITSUI MINING & SMELTING CO., LTD., UNIVERSITY OF YAMANASHIInventors: Koji Taniguchi, Masahiro Watanabe, Makoto Uchida, Katsuyoshi Kakinuma
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Publication number: 20230049745Abstract: The carrier metal catalyst achieves suppression of internal resistance of a fuel cell. A carrier metal catalyst includes: a carrier powder; and metal fine particles supported on the carrier powder; wherein: the carrier powder is an aggregates of carrier fine particles; the carrier fine particles includes a chained portion structured by a plurality of crystallites being fusion bonded to form a chain; the carrier fine particles include titanium oxide; the carrier fine particles are doped with an element having a valence different from a valence of titanium; the titanium oxide of the carrier powder has an anatase phase/rutile phase ratio of 0.2 or lower; the metal fine particles have a mean particle size of 3 to 10 nm; the metal fine particles include platinum; and a cell resistance measured under standard conditions of a fuel cell prepared using the carrier metal catalyst is 0.090 ?cm·2 or lower.Type: ApplicationFiled: October 17, 2022Publication date: February 16, 2023Applicant: UNIVERSITY OF YAMANASHIInventors: Katsuyoshi KAKINUMA, Makoto UCHIDA, Akihiro IIYAMA
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Patent number: 11581358Abstract: According to one embodiment, an optical sensor device includes an insulating substrate, a first conductive layer and an optical sensor element disposed between the insulating substrate and the first conductive layer. The optical sensor element is electrically connected to the first conductive layer and covered by the first conductive layer. The optical sensor element includes a first semiconductor layer formed of an oxide semiconductor and controls an amount of charge flowing to the first conductive layer according to an amount of incident light to the first semiconductor layer.Type: GrantFiled: August 21, 2020Date of Patent: February 14, 2023Assignee: Japan Display Inc.Inventors: Takanori Tsunashima, Masashi Tsubuku, Makoto Uchida
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Patent number: 11563219Abstract: A carrier powder is thermodynamically stable and conductivity can be easily provided thereto. A carrier powder includes an aggregate of carrier fine particles; wherein: the carrier fine particles include a chained portion structured by fusion bonding a plurality of crystallites into a chain; the carrier fine particles contain titanium oxide; and a ratio of anatase phase/rutile phase of the titanium oxide of the carrier powder is 0.2 or lower.Type: GrantFiled: July 18, 2018Date of Patent: January 24, 2023Assignee: UNIVERSITY OF YAMANASHIInventors: Katsuyoshi Kakinuma, Makoto Uchida, Akihiro Iiyama
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Publication number: 20230005291Abstract: A photodiode array is provided and includes insulating substrate; photodiodes arrayed in detection region of insulating substrate, photodiodes configured to output signal in accordance with light incident on photodiodes; first switching elements corresponding to photodiodes and including first semiconductor made of oxide semiconductor; gate lines coupled with first switching elements and extending in first direction; signal lines coupled with first switching elements and extending in second direction intersecting first direction; and gate line drive circuit including second switching element that includes second semiconductor made of polycrystalline silicone, gate line drive circuit being provided in peripheral region outside detection region and configured to drive gate lines, wherein photodiodes includes translucent conductive layer that is cathode, and translucent conductive layer overlaps none of signal lines in plan view.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Inventors: Makoto UCHIDA, Takanori TSUNASHIMA, Masahiro TADA, Tomoyuki ITO, Takashi NAKAMURA
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Publication number: 20230006219Abstract: A support and metal catalyst with improved electric conductivity is provided. A support and metal catalyst, including: a support powder; and metal fine particles supported on the support powder; wherein: the support powder is an aggregate of support fine particles; the support fine particles have a chained portion structured by a plurality of crystallites being fusion bonded to form a chain; the support fine particles are structured with metal oxide; and the metal oxide is doped with a dopant element, and an atomic ratio of titanium with respect to total of titanium and tin is 0.30 to 0.80, is provided.Type: ApplicationFiled: December 10, 2020Publication date: January 5, 2023Applicants: UNIVERSITY OF YAMANASHI, NIHON KAGAKU SANGYO CO., LTD.Inventors: Katsuyoshi KAKINUMA, Makoto UCHIDA, Akihiro IIYAMA, Isao AMEMIYA, Chisato ARATA, Sumitaka WATANABE
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Patent number: 11531221Abstract: According to one embodiment, a display device includes a first substrate and a second substrate. The first substrate includes a first switching element, a second switching element, a first organic insulating layer, a second organic insulating layer, a third organic insulating layer, a first connection electrode electrically connected to the first switching element, a second connection electrode electrically connected to the first connection electrode, a pixel electrode electrically connected to the second connection electrode, and a photoelectric conversion element electrically connected to the second switching element.Type: GrantFiled: May 17, 2021Date of Patent: December 20, 2022Assignee: Japan Display Inc.Inventors: Kazuhide Mochizuki, Makoto Uchida
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Publication number: 20220369568Abstract: Physiological processes in plants are regulated and reinforced, and crop vitality, yield, quality and post-harvesting storage life are improved. A plant vitalizer that includes a cellooligosaccharide is applied to the plants.Type: ApplicationFiled: June 15, 2020Publication date: November 24, 2022Applicant: SHOWA DENKO K.K.Inventors: Ichiro FUJITA, Makoto SAITO, Hiroshi UCHIDA, Hisashi KIMOTO
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Publication number: 20220369569Abstract: Physiological processes in plants are regulated and reinforced, and crop vitality, yield, quality and post-harvesting storage life are improved. A plant vitalizer containing an amino acid or its salt and an oligosaccharide is applied to plants.Type: ApplicationFiled: June 15, 2020Publication date: November 24, 2022Applicant: SHOWA DENKO K.K.Inventors: Ichiro FUJITA, Makoto SAITO, Hiroshi UCHIDA, Hisashi KIMOTO
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Patent number: 11509244Abstract: A lead-free piezoelectric material includes perovskite-type metal oxide containing Na, Nb, Ba, Ti, and Mg and indicates excellent piezoelectric properties. The piezoelectric material satisfies the following relational expression (1): 0.430?a?0.460, 0.433?b?0.479, 0.040?c?0.070, 0.0125?d?0.0650, 0.0015?e?0.0092, 0.9×3e?c?d?1.1×3e, a+b+c+d+e=1, where a, b, c, d, and e denote the relative numbers of Na, Nb, Ba, Ti, and Mg atoms, respectively.Type: GrantFiled: January 29, 2020Date of Patent: November 22, 2022Assignees: CANON KABUSHIKI KAISHA, FUJI CHEMICAL CO., LTD.Inventors: Takanori Matsuda, Makoto Kubota, Hisato Yabuta, Miki Ueda, Kanako Oshima, Fumio Uchida, Hiroki Imai, Kenji Maeda, Chiemi Shimizu
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Patent number: 11502309Abstract: The carrier metal catalyst achieves suppression of internal resistance of a fuel cell. A carrier metal catalyst includes: a carrier powder; and metal fine particles supported on the carrier powder; wherein: the carrier powder is an aggregates of carrier fine particles; the carrier fine particles includes a chained portion structured by a plurality of crystallites being fusion bonded to form a chain; the carrier fine particles include titanium oxide; the carrier fine particles are doped with an element having a valence different from a valence of titanium; the titanium oxide of the carrier powder has an anatase phase/rutile phase ratio of 0.2 or lower; the metal fine particles have a mean particle size of 3 to 10 nm; the metal fine particles include platinum; and a cell resistance measured under standard conditions of a fuel cell prepared using the carrier metal catalyst is 0.090 ?·cm2 or lower.Type: GrantFiled: January 28, 2020Date of Patent: November 15, 2022Assignee: UNIVERSITY OF YAMANASHIInventors: Katsuyoshi Kakinuma, Makoto Uchida, Akihiro Iiyama
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Publication number: 20220354116Abstract: Physiological processes in plants are regulated and reinforced, and crop vitality, yield, quality and post-harvesting storage life are improved. A plant vitalizer comprising an exogenous elicitor and an endogenous elicitor is applied to plants.Type: ApplicationFiled: June 15, 2020Publication date: November 10, 2022Applicant: SHOWA DENKO K.K.Inventors: Ichiro FUJITA, Makoto SAITO, Hiroshi UCHIDA, Hisashi KIMOTO
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Patent number: 11489462Abstract: Provided is a lead-free piezoelectric material reduced in dielectric loss tangent, and achieving both a large piezoelectric constant and a large mechanical quality factor. A piezoelectric material according to at least one embodiment of the present disclosure is a piezoelectric material including a main component formed of a perovskite-type metal oxide represented by the general formula (1): Nax+s(1?y)(BiwBa1?s?w)1?yNbyTi1?yO3 (where 0.84?x?0.92, 0.84?y?0.92, 0.002?(w+s)(1?y)?0.035, and 0.9?w/s?1.1), and a Mn component, wherein the content of the Mn is 0.01 mol % or more and 1.00 mol % or less with respect to the perovskite-type metal oxide.Type: GrantFiled: January 29, 2020Date of Patent: November 1, 2022Assignees: CANON KABUSHIKI KAISHA, FUJI CHEMICAL CO., LTD.Inventors: Kanako Oshima, Miki Ueda, Takanori Matsuda, Makoto Kubota, Hisato Yabuta, Fumio Uchida, Hiroki Imai, Kenji Maeda, Chiemi Shimizu
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Publication number: 20220321035Abstract: The objective is to provide a motor control apparatus that suppresses a steep rush current to a charging circuit and that can quickly start driving of a motor without depending on a current-limiting resistor. A motor control apparatus according to the present disclosure includes an inverter for driving a motor, a charging circuit for supplying electric power to the inverter, a relay circuit for connecting a charging circuit and a DC power source, a control unit for controlling the inverter and the relay circuit, and a pre-charging circuit that is provided in parallel with the relay circuit, that starts charging from the DC power source to the charging circuit after a power switch for connecting an external power source with the DC power source is turned on, and that completes charging of the charging circuit before the control unit starts operation thereof.Type: ApplicationFiled: February 28, 2022Publication date: October 6, 2022Applicant: Mitsubishi Electric CorporationInventors: Akihiro SAWADA, Yuichi MURAMOTO, Makoto MATSUMOTO, Hiroki UCHIDA
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Patent number: 11446631Abstract: Provided is a particulate alkaline earth metal ion adsorbent having a large adsorption capacity. The particulate alkaline earth metal ion adsorbent comprising: a potassium hydrogen dititanate hydrate represented by a chemical formula K2-xHxO·2TiO2·nH2O, wherein x is 0.5 or more and 1.3 or less, and n is greater than 0; and no binder, wherein the particulate alkaline earth metal ion adsorbent has a particle size range of 150 ?m or more and 1000 ?m or less.Type: GrantFiled: March 1, 2018Date of Patent: September 20, 2022Assignee: TITAN KOGYO KABUSHIKI KAISHAInventors: Takashi Sakuma, Makoto Komatsu, Takeshi Izumi, Takayasu Tanaka, Takafumi Tanaka, Hidenori Ishioka, Ayaka Ando, Tomoko Yoshimi, Nobuyuki Hashimoto, Hiroaki Uchida, Shigeru Nagaoka
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Patent number: 11450135Abstract: A fingerprint detection apparatus comprising: an insulating substrate; a plurality of photoelectric conversion elements arrayed in a detection region of the insulating substrate, each of the photoelectric conversion elements configured to output a signal in accordance with light incident on each of the photoelectric conversion elements; first switching element, each corresponding to each of the photoelectric conversion elements and including a first semiconductor made of oxide semiconductor; a plurality of gate lines coupled with the first switching elements and extending in a first direction; a plurality of signal lines coupled with the first switching elements and extending in a second direction intersecting the first direction; and a gate line drive circuit including a second switching element that includes a second semiconductor made of polycrystalline silicone, the gate line drive circuit being provided in a peripheral region outside the detection region and configured to drive the gate lines.Type: GrantFiled: September 25, 2020Date of Patent: September 20, 2022Assignee: Japan Display Inc.Inventors: Makoto Uchida, Takanori Tsunashima, Masahiro Tada, Tomoyuki Ito, Takashi Nakamura
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Publication number: 20220281111Abstract: A simulation system includes circuitry configured to: determine placement of a robot with respect to another object in a virtual space, based on a placement constraint applied to the robot for executing a plurality of tasks; generate a path representing a trajectory of at least a portion of the robot or a tool operated by the robot during the tasks, based on a spatial relationship between the determined placement of the robot and the other object that satisfies the placement constraint; execute an operation program including the generated path in the virtual space in which the robot and the other object are placed; and check whether the robot interferes with the other object, based on the spatial relationship between the determined placement of the robot and the other object along the generated path in the virtual space, as a result of executing the tasks in the operation program.Type: ApplicationFiled: May 25, 2022Publication date: September 8, 2022Inventors: Makoto TAKAHASHI, Wataru WATANABE, Yutaro UCHIDA, Ryo KABUTAN, Keita SATSUMA
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Patent number: 11436859Abstract: A fingerprint detection device includes a substrate, a plurality of photoelectric conversion elements that are provided to the substrate and each output a signal corresponding to light emitted thereto, a plurality of signal lines coupled to the photoelectric conversion elements, a detection circuit that is electrically coupled to the photoelectric conversion elements through the signal lines, and a signal line selection circuit that switches the number of the signal lines to be coupled to the one detection circuit.Type: GrantFiled: April 19, 2021Date of Patent: September 6, 2022Assignee: Japan Display Inc.Inventors: Takashi Nakamura, Makoto Uchida, Takanori Tsunashima, Hirofumi Kato, Akio Takimoto