Patents by Inventor Mitsunaga Saito
Mitsunaga Saito 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: 11723258Abstract: A photoelectric conversion material dispersion liquid of an embodiment includes: perovskite crystal particles having a composition represented as ABX3, where A is a monovalent cation of an amine compound, B is a divalent cation of a metal element, and X is a monovalent anion of a halogen element, and having an average particle diameter of not less than 10 nm nor more than 10000 nm; and a dispersion medium which is composed of a poor solvent to the perovskite crystal particles, and in which the perovskite crystal particles are dispersed.Type: GrantFiled: March 10, 2020Date of Patent: August 8, 2023Assignee: Kabushiki Kaisha ToshibaInventors: Haruhi Oooka, Hideyuki Nakao, Mitsunaga Saito
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Patent number: 11710797Abstract: The present embodiments provide a transparent electrode having a laminate structure of: a metal oxide layer having an amorphous structure and electroconductivity, and a metal nanowire layer; and further comprising an auxiliary metal wiring. The auxiliary metal wiring covers a part of the metal nanowire layer or of the metal oxide layer, and is connected to the metal nanowire layer.Type: GrantFiled: March 13, 2018Date of Patent: July 25, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Katsuyuki Naito, Naomi Shida, Mitsunaga Saito, Takeshi Niimoto
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Patent number: 11692819Abstract: A sensor includes a first element part having a first member and a first element. The first member is a acoustic tubular waveguide and extends along a first direction. The acoustic tubular waveguide includes a first opening and a second opening. A direction from the second opening toward the first opening is along the first direction. The first element includes a vibratile first membrane, and a first supporter supporting the first membrane. The second opening is between the first opening and the first membrane in the first direction. The sensor may be a Piezoelectric Micro electro mechanical systems Ultrasonic Transducer and may be used for inspecting paper and/or resin including detecting thickness of a fed through banknote and/or the presence of foreign matter thereon such as tape. An optical element may alternatively measure the vibration of a membrane from acoustic through transmission instead of an acoustic receiver.Type: GrantFiled: September 4, 2020Date of Patent: July 4, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Kazuhiro Itsumi, Tomio Ono, Yutaka Nakai, Noriko Yamamoto, Tsuyoshi Kobayashi, Akiko Hirao, Yasuharu Hosono, Mitsunaga Saito
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Patent number: 11623238Abstract: An embodiment of the present invention provides a coating method, a coating bar head and a coating apparatus which enables coating in which changes in coating film thickness is less likely to occur, even when performing meniscus coating at a high speed. This coating method is a coating method including: supplying a coating liquid between a coating bar head and a substrate to form a meniscus; and moving the substrate, wherein a cross section of the coating surface of the bar head in the direction of coating, is a convex curve, and has bending points at both ends of the curve.Type: GrantFiled: February 26, 2021Date of Patent: April 11, 2023Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Katsuyuki Naito, Naomi Shida, Mitsunaga Saito, Yutaka Saita
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Patent number: 11532787Abstract: The embodiments provide a process and an apparatus for easily producing a transparent electrode of low resistance and of high transparency. The process comprises: coating a hydrophobic polymer film with a dispersion of metal nanowires, press-bonding an electroconductive substrate directly onto the metal nanowires on the polymer film, and peeling and transferring the metal nanowires from the polymer film onto the conductive substrate. The embodiments also relates to an apparatus for the process.Type: GrantFiled: September 9, 2019Date of Patent: December 20, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Katsuyuki Naito, Naomi Shida, Mitsunaga Saito, Takeshi Niimoto
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Patent number: 11448622Abstract: According to one embodiment, an ultrasonic device includes an ultrasonic transmitter. The ultrasonic transmitter includes a first element, a second element, and a driver. The first element is flexing-vibratable at a first resonant frequency. The second element is flexing-vibratable at a second resonant frequency different from the first resonant frequency. The driver is configured to supply a first electrical signal to the first element and to supply a second electrical signal to the second element. The first electrical signal includes a first signal having the first resonant frequency. The second electrical signal includes a second signal having the second resonant frequency.Type: GrantFiled: March 11, 2019Date of Patent: September 20, 2022Assignee: Kabushiki Kaisha ToshibaInventors: Kazuhiro Itsumi, Yasuharu Hosono, Tomio Ono, Mitsunaga Saito
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Patent number: 11322676Abstract: A multilayer ultrasonic transducer of an embodiment includes: a plurality of stacked oscillators; external electrodes disposed on outer exposed surfaces of two oscillators disposed in the outermost layers out of the plurality of oscillators; and a plurality of internal electrodes each disposed between two of the plurality of oscillators. There are provided electrode regions in which the plurality of internal electrodes are arranged such that the number of layers of the internal electrodes in a direction in which the oscillators are stacked gradiently increases from an inner region toward an outer peripheral region of the plurality of oscillators, and ultrasonic waves emitted from the plurality of oscillators are focused toward at least the inner region.Type: GrantFiled: September 14, 2018Date of Patent: May 3, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tsuyoshi Kobayashi, Noriko Yamamoto, Yasuharu Hosono, Mitsunaga Saito, Kazuhiro Itsumi, Akiko Hirao, Tomio Ono
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Patent number: 11207712Abstract: A sonic device in an embodiment includes a sonic transducer unit and a sonic propagation unit. The sonic transducer unit performs at least one of transmitting and receiving a sonic wave, and has a sonic function surface to configure at least one of a wave transmitting surface and a wave receiving surface. The sonic propagation unit includes: a substrate having a pair of electrodes; an electroadhesive element expressing body including a resin crosslinked body arranged on the substrate, and particles dispersed in the resin crosslinked body; and a power supply to apply voltage to the pair of electrodes. The sonic propagation unit is provided on the sonic function surface of the sonic transducer unit, and the electroadhesive element expressing body in the sonic propagation unit comes into contact with a test object.Type: GrantFiled: March 15, 2019Date of Patent: December 28, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Akiko Hirao, Tomio Ono, Yasuharu Hosono, Tsuyoshi Kobayashi, Mitsunaga Saito
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Publication number: 20210178420Abstract: An embodiment of the present invention provides a coating method, a coating bar head and a coating apparatus which enables coating in which changes in coating film thickness is less likely to occur, even when performing meniscus coating at a high speed. This coating method is a coating method including: supplying a coating liquid between a coating bar head and a substrate to form a meniscus; and moving the substrate, wherein a cross section of the coating surface of the bar head in the direction of coating, is a convex curve, and has bending points at both ends of the curve.Type: ApplicationFiled: February 26, 2021Publication date: June 17, 2021Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Katsuyuki NAITO, Naomi SHIDA, Mitsunaga SAITO, Yutaka SAITA
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Publication number: 20210123796Abstract: According to an embodiment of the invention, a sensor includes a first element part. The first element part includes a first member and a first element. The first member is tubular and extends along a first direction. The first member includes a first opening and a second opening. A direction from the second opening toward the first opening is along the first direction. The first element includes a vibratile first membrane, and a first supporter supporting the first membrane. The second opening is between the first opening and the first membrane in the first direction.Type: ApplicationFiled: September 4, 2020Publication date: April 29, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kazuhiro ITSUMI, Tomio ONO, Yutaka NAKAI, Noriko YAMAMOTO, Tsuyoshi KOBAYASHI, Akiko HIRAO, Yasuharu HOSONO, Mitsunaga SAITO
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Publication number: 20210063551Abstract: According to one embodiment, an ultrasonic sensor includes first and second elements. A first operation is performed. The first operation includes processing based on first and second signals. The first signal corresponds to a first reflected wave of a first ultrasonic wave and is obtained from the first elements. The second signal corresponds to the first reflected wave and is obtained from NR2 of the second elements (NR2 being an integer of 3 or more) included in the second elements. The first elements are arranged along a first direction at a first pitch pR1. The NR2 second elements are arranged at a pitch of the second elements. A component in the first direction of the pitch of the second elements is a second pitch pR2. pR2/pR1 is not less than 0.97 times and not more than 1.03 times (NR2+j)/NR2.Type: ApplicationFiled: March 11, 2020Publication date: March 4, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomio ONO, Yasuharu HOSONO, Mitsunaga SAITO
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Publication number: 20210063358Abstract: According to one embodiment, an ultrasonic sensor includes first and second elements. The first elements emit a first ultrasonic wave. A first operation is performed. The first operation includes processing based on a first signal. The first signal corresponds to a first reflected wave of the first ultrasonic wave and is obtained from NR of the second elements (NR being an integer of 3 or more) included in the second elements. The first elements are arranged in a first direction at a first pitch pT. The first pitch pT is in the first direction. The NR second elements are arranged at a pitch of the second elements. A component in the first direction of the pitch of the second elements is a second pitch pR. pR/pT is not less than 0.97 times and not more than 1.03 times (NR+j)/NR. j is not n·NR/m.Type: ApplicationFiled: March 11, 2020Publication date: March 4, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomio ONO, Yasuharu Hosono, Mitsunaga Saito
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Patent number: 10859533Abstract: A parameter estimation method, comprises: acquiring appearance information including a shape information and a position information of at least one package; vibrating the at least one package at least at one position selected in accordance with the appearance information, and acquiring at least one data showing a vibration of the at least one package, and estimating a value of at least one parameter of the at least one package in accordance with a relation between the at least one data and the at least one parameter.Type: GrantFiled: September 10, 2018Date of Patent: December 8, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Akiko Hirao, Satoshi Takayama, Tomio Ono, Noriko Yamamoto, Yasuharu Hosono, Tsuyoshi Kobayashi, Kazuhiro Itsumi, Mitsunaga Saito
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Publication number: 20200212302Abstract: A photoelectric conversion material dispersion liquid of an embodiment includes: perovskite crystal particles having a composition represented as ABX3, where A is a monovalent cation of an amine compound, B is a divalent cation of a metal element, and X is a monovalent anion of a halogen element, and having an average particle diameter of not less than 10 nm nor more than 10000 nm; and a dispersion medium which is composed of a poor solvent to the perovskite crystal particles, and in which the perovskite crystal particles are dispersed.Type: ApplicationFiled: March 10, 2020Publication date: July 2, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Haruhi OOOKA, Hideyuki NAKAO, Mitsunaga SAITO
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Patent number: 10644172Abstract: The present embodiments provide a transparent electrode having a laminate structure of: a first metal oxide layer having an amorphous structure and electroconductivity, a metal layer made of a metallic material containing silver or copper, a second metal oxide layer having an amorphous structure and electroconductivity, and a third metal oxide layer having an amorphous structure and continuity, stacked in this order.Type: GrantFiled: August 22, 2019Date of Patent: May 5, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Naomi Shida, Katsuyuki Naito, Mitsunaga Saito, Takeshi Niimoto
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Publication number: 20200086347Abstract: A sonic device in an embodiment includes a sonic transducer unit and a sonic propagation unit. The sonic transducer unit performs at least one of transmitting and receiving a sonic wave, and has a sonic function surface to configure at least one of a wave transmitting surface and a wave receiving surface. The sonic propagation unit includes: a substrate having a pair of electrodes; an electroadhesive element expressing body including a resin crosslinked body arranged on the substrate, and particles dispersed in the resin crosslinked body; and a power supply to apply voltage to the pair of electrodes. The sonic propagation unit is provided on the sonic function surface of the sonic transducer unit, and the electroadhesive element expressing body in the sonic propagation unit comes into contact with a test object.Type: ApplicationFiled: March 15, 2019Publication date: March 19, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiko HIRAO, Tomio Ono, Yasuharu Hosono, Tsuyoshi Kobayashi, Mitsunaga Saito
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Publication number: 20200080974Abstract: According to one embodiment, an ultrasonic device includes an ultrasonic transmitter. The ultrasonic transmitter includes a first element, a second element, and a driver. The first element is flexing-vibratable at a first resonant frequency. The second element is flexing-vibratable at a second resonant frequency different from the first resonant frequency. The driver is configured to supply a first electrical signal to the first element and to supply a second electrical signal to the second element. The first electrical signal includes a first signal having the first resonant frequency. The second electrical signal includes a second signal having the second resonant frequency.Type: ApplicationFiled: March 11, 2019Publication date: March 12, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Kazuhiro ITSUMI, Yasuharu HOSONO, Tomio ONO, Mitsunaga SAITO
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Publication number: 20190393416Abstract: The embodiments provide a process and an apparatus for easily producing a transparent electrode of low resistance and of high transparency. The process comprises: coating a hydrophobic polymer film with a dispersion of metal nanowires, press-bonding an electroconductive substrate directly onto the metal nanowires on the polymer film, and peeling and transferring the metal nanowires from the polymer film onto the conductive substrate. The embodiments also relates to an apparatus for the process.Type: ApplicationFiled: September 9, 2019Publication date: December 26, 2019Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Katsuyuki Naito, Naomi Shida, Mitsunaga Saito, Takeshi Niimoto
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Publication number: 20190378940Abstract: The present embodiments provide a transparent electrode having a laminate structure of: a first metal oxide layer having an amorphous structure and electroconductivity, a metal layer made of a metallic material containing silver or copper, a second metal oxide layer having an amorphous structure and electroconductivity, and a third metal oxide layer having an amorphous structure and continuity, stacked in this order.Type: ApplicationFiled: August 22, 2019Publication date: December 12, 2019Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Naomi SHIDA, Katsuyuki NAITO, Mitsunaga SAITO, Takeshi NIIMOTO
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Patent number: 10431702Abstract: The present embodiments provide a transparent electrode having a laminate structure of: a first metal oxide layer having an amorphous structure and electroconductivity, a metal layer made of a metallic material containing silver or copper, a second metal oxide layer having an amorphous structure and electroconductivity, and a third metal oxide layer having an amorphous structure and continuity, stacked in this order.Type: GrantFiled: March 13, 2018Date of Patent: October 1, 2019Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Naomi Shida, Katsuyuki Naito, Mitsunaga Saito, Takeshi Niimoto