Patents by Inventor Masayuki Abe
Masayuki Abe 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: 20240211900Abstract: An electronic currency system including an issue bank server and a financial institution server, wherein the issue bank server includes a currency issue certificate issue unit that generates a currency issue certificate and transmits the generated currency issue certificate to the financial institution server, and a currency issue unit that adds a signature to a currency issue message in a predetermined electronic currency unit and transmits the currency issue message to the financial institution server, and the financial institution server includes a currency issue certificate issue reception unit that receives issue of the currency issue certificate from the issue bank server, and a currency issue reception unit that receives the currency issue message from the issue bank server, verifies the signature of the received currency issue message based on the currency issue certificate, and storing the issued currency in an unused currency storage unit.Type: ApplicationFiled: June 2, 2021Publication date: June 27, 2024Inventors: Tsunekazu SAITO, Fumitaka HOSHINO, Masayuki ABE
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Publication number: 20240029079Abstract: An information processing method performed by an information processing apparatus, the method including: an item information acquisition step of acquiring item identification information that enables identification of a check target item, from a serial code attached to the check target item or image information on the check target item; an optical image acquisition step of acquiring optical image information about an optical image that is obtained from a fine line pattern attached to the check target item; and a checking step of checking ground truth information about a ground truth label of the optical image corresponding to the item identification information against the optical image information that is acquired, and generating a check result.Type: ApplicationFiled: September 9, 2021Publication date: January 25, 2024Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Tsuneharu TANAKA, Masayuki ABE, Ryohei KINOSHITA
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Patent number: 11347139Abstract: A wavelength conversion element includes a fluorescent portion in which fluorescent particles are dispersed in a binder. The fluorescent portion has a first surface and a second surface which are opposite to each other in a thickness direction and excitation light is irradiated from a second surface side. A volume density of the fluorescent particles in a first portion is higher than that in a second portion where the fluorescent portion is divided in the thickness direction into two of the first portion on a first surface side and the second portion on the second surface side. A thickness of the fluorescent portion is at least 5 times as long as an average particle size of the fluorescent particles.Type: GrantFiled: November 24, 2020Date of Patent: May 31, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Yutaka Yamaguchi, Masayuki Abe, Minoru Ohkoba, Daisuke Ogawa
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Patent number: 11247451Abstract: In order to reduce variations in pressing force of a printing nip to make the printing pressure uniform, an apparatus that performs printing on a substrate using a roll-to-roll method according to an aspect of the present application includes: an ink supply member that supplies a printing ink; a blanket cylinder (30) that transfers part of the ink, which has been supplied from the ink supply member and applied on a surface of the blanket cylinder, onto the substrate; a roller mold (40) that removes part of the ink applied on the surface of the blanket cylinder (30); a base (46) on which the blanket cylinder (30) is fixed; a slider (44) that supports the roller mold (40) and moves on the base (46); a moving resistance reduction device (80) that reduces a moving resistance of the slider (44) relative to the base (46); and a roller mold nip device (42) that applies, to the roller mold (40), a nip pressure against the blanket cylinder (30).Type: GrantFiled: October 18, 2017Date of Patent: February 15, 2022Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Shinya Matsubara, Taishi Hitomi, Masayuki Abe
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Publication number: 20210080815Abstract: A wavelength conversion element includes a fluorescent portion in which fluorescent particles are dispersed in a binder. The fluorescent portion has a first surface and a second surface which are opposite to each other in a thickness direction and excitation light is irradiated from a second surface side. A volume density of the fluorescent particles in a first portion is higher than that in a second portion where the fluorescent portion is divided in the thickness direction into two of the first portion on a first surface side and the second portion on the second surface side. A thickness of the fluorescent portion is at least 5 times as long as an average particle size of the fluorescent particles.Type: ApplicationFiled: November 24, 2020Publication date: March 18, 2021Inventors: Yutaka Yamaguchi, Masayuki Abe, Minoru Ohkoba, Daisuke Ogawa
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Patent number: 10928433Abstract: It is possible to comprehensively calculate a potential and a current of a transmission line in an electric circuit, a potential and a current of an element, and an electromagnetic field including noise generated from the electric circuit. A computer performs a circuit configuration inputting step of inputting a circuit configuration of a distributed constant circuit and a lumped constant circuit and an initial value of each variable, and a calculating step of obtaining a scalar potential and a current in a multi-conductor transmission line, a scalar potential and a voltage in an element, and an electromagnetic radiation amount by, under the circuit configuration and the initial value, solving a basic equation of a transmission theory using a boundary condition formula at x=0 and w which are the boundary between the distributed constant circuit and the lumped constant circuit.Type: GrantFiled: June 15, 2016Date of Patent: February 23, 2021Assignee: OSAKA UNIVERSITYInventors: Masayuki Abe, Hiroshi Toki
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Patent number: 10884329Abstract: A wavelength conversion element includes a fluorescent portion in which fluorescent particles are dispersed in a binder. The fluorescent portion has a first surface and a second surface which are opposite to each other in a thickness direction and excitation light is irradiated from a second surface side. A volume density of the fluorescent particles in a first portion is higher than that in a second portion where the fluorescent portion is divided in the thickness direction into two of the first portion on a first surface side and the second portion on the second surface side. A thickness of the fluorescent portion is at least 5 times as long as an average particle size of the fluorescent particles.Type: GrantFiled: November 16, 2018Date of Patent: January 5, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Yutaka Yamaguchi, Masayuki Abe, Minoru Ohkoba, Daisuke Ogawa
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Patent number: 10884022Abstract: The present invention provides a scanner capable of achieving both a wide range of measurements and a high-speed and high-precision measurement. A scanner comprising: an outer frame; a first inner frame disposed inside the outer frame; a wide range Y actuator for moving the first inner frame relative to the outer frame in the Y direction; a second inner frame disposed inside the first inner frame; a wide range X actuator for moving the second inner frame relative to the first inner frame in the X direction orthogonal to the Y direction; a third inner frame disposed inside the second inner frame; a narrow range Y actuator for moving the third inner frame relative to the second inner frame in the Y direction; a movable foundation disposed inside the third inner frame; and a narrow range X actuator for moving the movable foundation relative to the third inner frame in the X direction.Type: GrantFiled: December 7, 2017Date of Patent: January 5, 2021Assignee: OSAKA UNIVERSITYInventors: Hayato Yamashita, Masayuki Abe
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Patent number: 10705417Abstract: The wavelength conversion element includes a quantum dot layer containing at least one of quantum dots and quantum rods, the quantum dots and rods converting a first light from a light source into a second light whose wavelength is different from that of the first light, and a fluorescent body layer containing a fluorescent body that converts the first light into a third light whose wavelength is different from that of the first light. The quantum dot layer and the fluorescent body layer are arranged in this order from a light entrance side on which the first light enters the wavelength conversion element or in reverse order. The second light and the third light exit from the quantum dot layer.Type: GrantFiled: March 26, 2019Date of Patent: July 7, 2020Assignee: CANON KABUSHIKI KAISHAInventor: Masayuki Abe
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Patent number: 10637663Abstract: A group structure preserving signature system that can be applied to groups based on symmetric bilinear mapping, that reduces the signature length, and that enables efficient computation of verification equations is provided. At least, information indicating p, G1, G2, GT, e, g1, and g2, information needed to obtain e(hu, hv), and data that includes gs, hs, gt, ht, {g1, h1}, . . . , {gK, hK} are held as a public key vk, and data that includes vk, ?s, ?s, ?t, ?t, ?u, ?v, {?1, ?1}, . . . , {?K, ?K} are held as a secret key sk. A signature device selects ? and ? at random from integers between 0 and p?1, both inclusive, obtains w, s, t, and r, and generates, as a signature ?, data that includes w, s, t, and r. A verification device verifies the signature ? by using two verification equations.Type: GrantFiled: January 18, 2013Date of Patent: April 28, 2020Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventor: Masayuki Abe
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Publication number: 20200055305Abstract: In order to reduce variations in pressing force of a printing nip to make the printing pressure uniform, an apparatus that performs printing on a substrate using a roll-to-roll method according to an aspect of the present application includes: an ink supply member that supplies a printing ink; a blanket cylinder (30) that transfers part of the ink, which has been supplied from the ink supply member and applied on a surface of the blanket cylinder, onto the substrate; a roller mold (40) that removes part of the ink applied on the surface of the blanket cylinder (30); a base (46) on which the blanket cylinder (30) is fixed; a slider (44) that supports the roller mold (40) and moves on the base (46); a moving resistance reduction device (80) that reduces a moving resistance of the slider (44) relative to the base (46); and a roller mold nip device (42) that applies, to the roller mold (40), a nip pressure against the blanket cylinder (30).Type: ApplicationFiled: October 18, 2017Publication date: February 20, 2020Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Shinya MATSUBARA, Taishi HITOMI, Masayuki ABE
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Patent number: 10567717Abstract: A light source device includes a wavelength conversion element having a fluorescent body for converting a wavelength of light from a light source, a light condensing member for condensing light from the light source to the wavelength conversion element, the light condensing member being arranged to face a surface of the fluorescent body, and a heat conductive member having heat conductivity greater than heat conductivity of the light condensing member, wherein an area where at least a part of the fluorescent body, the heat conductive member, and the light condensing member are overlapped and in contact with each other in this order is arranged, when viewed from an optical axis direction of the light condensing member.Type: GrantFiled: November 15, 2018Date of Patent: February 18, 2020Assignee: CANON KABUSHIKI KAISHAInventors: Akihiro Otani, Masayuki Abe, Minoru Ohkoba
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Publication number: 20200049733Abstract: The present invention provides a scanner capable of achieving both a wide range of measurements and a high-speed and high-precision measurement. A scanner comprising: an outer frame; a first inner frame disposed inside the outer frame; a wide range Y actuator for moving the first inner frame relative to the outer frame in the Y direction; a second inner frame disposed inside the first inner frame; a wide range X actuator for moving the second inner frame relative to the first inner frame in the X direction orthogonal to the Y direction; a third inner frame disposed inside the second inner frame; a narrow range Y actuator for moving the third inner frame relative to the second inner frame in the Y direction; a movable foundation disposed inside the third inner frame; and a narrow range X actuator for moving the movable foundation relative to the third inner frame in the X direction.Type: ApplicationFiled: December 7, 2017Publication date: February 13, 2020Applicant: OSAKA UNIVERSITYInventors: Hayato YAMASHITA, Masayuki ABE
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Publication number: 20190302589Abstract: The wavelength conversion element includes a quantum dot layer containing at least one of quantum dots and quantum rods, the quantum dots and rods converting a first light from a light source into a second light whose wavelength is different from that of the first light, and a fluorescent body layer containing a fluorescent body that converts the first light into a third light whose wavelength is different from that of the first light. The quantum dot layer and the fluorescent body layer are arranged in this order from a light entrance side on which the first light enters the wavelength conversion element or in reverse order. The second light and the third light exit from the quantum dot layer.Type: ApplicationFiled: March 26, 2019Publication date: October 3, 2019Inventor: Masayuki Abe
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Publication number: 20190271063Abstract: The present invention has as its object the provision of steel sheet for hot stamping use which is excellent in part strength after hot stamping and delayed fracture resistance comprised of large C content high strength steel sheet in which effective hydrogen traps are formed in the steel material. The steel sheet of the present invention solves this problem by forming Fe—Mn-based composite oxides in the steel sheet and trapping hydrogen at the interfaces of the composite oxides and matrix steel and in the voids around the composite oxides. Specifically, it provides steel sheet for hot stamping use which is comprised of chemical ingredients which contain, by mass %, C: 0.05 to 0.40%, Si: 0.02% or less, Mn: 0.1 to 3%, S: 0.02% or less, P: 0.03% or less, Al: 0.005% or less, Ti: 0.01% or less, N: 0.01% or less, one or both of Cr and Mo in a total of 0.005 to 1%, and O: 0.003 to 0.03% and which have a balance of Fe and unavoidable impurities and which contains average diameter 0.Type: ApplicationFiled: May 17, 2019Publication date: September 5, 2019Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Kazuhisa KUSUMI, Yuji OGAWA, Masayuki ABE, Hidekuni MURAKAMI, Kengo TAKEDA, Jun MAKI
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Publication number: 20190235670Abstract: An electrically conductive film having a transparent base material and an electrically conductive part including a metal thin wire pattern disposed on the transparent base material, in which the metal thin wire pattern is constituted of a metal thin wire, and when the metal thin wire is projected onto a plane, a projection width that is the longest among projection widths of the metal thin wire is less than the lower limit wavelength of visible light.Type: ApplicationFiled: June 29, 2017Publication date: August 1, 2019Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Shinya MATSUBARA, Masayuki ABE, Katsumi ONO, Ayato IBA
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Patent number: 10344360Abstract: The present invention has as its object the provision of steel sheet for hot stamping use which is excellent in part strength after hot stamping and delayed fracture resistance comprised of large C content high strength steel sheet in which effective hydrogen traps are formed in the steel material. The steel sheet of the present invention solves this problem by forming Fe—Mn-based composite oxides in the steel sheet and trapping hydrogen at the interfaces of the composite oxides and matrix steel and in the voids around the composite oxides. Specifically, it provides steel sheet for hot stamping use which is comprised of chemical ingredients which contain, by mass %, C: 0.05 to 0.40%, Si: 0.02% or less, Mn: 0.1 to 3%, S: 0.02% or less, P: 0.03% or less, Al: 0.005% or less, Ti: 0.01% or less, N: 0.01% or less, one or both of Cr and Mo in a total of 0.005 to 1%, and O: 0.003 to 0.03% and which have a balance of Fe and unavoidable impurities and which contains average diameter 0.Type: GrantFiled: March 9, 2011Date of Patent: July 9, 2019Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Kazuhisa Kusumi, Yuji Ogawa, Masayuki Abe, Hidekuni Murakami, Kengo Takeda, Jun Maki
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Publication number: 20190180670Abstract: A liquid crystal driving apparatus configured to drive a liquid crystal element which illumination light from a light source enters includes an image data generator configured to generate display image data from each of input frame image data that is input consecutively, a driver configured to enable each pixel to display a gradation by controlling, based on the display image data, an application of a first voltage to each pixel in the liquid crystal element in each of a plurality of subframe periods contained in one frame period and an application of a second voltage lower than the first voltage, and a controller configured to control an intensity of the illumination light.Type: ApplicationFiled: November 30, 2018Publication date: June 13, 2019Inventor: Masayuki Abe
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Patent number: 10304371Abstract: The liquid crystal drive apparatus includes a tone setter that sets drive tones depending on input tones that are tones of an input image, a driver that controls, depending on the drive tones, a voltage applied to each of multiple pixels of a liquid crystal element to a first voltage or a second voltage lower than the first voltage in respective multiple sub-frame periods included in one frame period to cause that pixel to form a tone or controls a drive voltage applied to each of the multiple pixels, and a temperature detector that detects a temperature of or around the liquid crystal element. The tone setter changes, when the input tones include a first tone and a second tone higher than the first tone, the drive tone for the second tone depending on the detected temperature.Type: GrantFiled: September 6, 2016Date of Patent: May 28, 2019Assignee: CANON KABUSHIKI KAISHAInventors: Masao Ono, Masayuki Abe
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Publication number: 20190158791Abstract: A light source device includes a wavelength conversion element having a fluorescent body for converting a wavelength of light from a light source, a light condensing member for condensing light from the light source to the wavelength conversion element, the light condensing member being arranged to face a surface of the fluorescent body, and a heat conductive member having heat conductivity greater than heat conductivity of the light condensing member, wherein an area where at least a part of the fluorescent body, the heat conductive member, and the light condensing member are overlapped and in contact with each other in this order is arranged, when viewed from an optical axis direction of the light condensing member.Type: ApplicationFiled: November 15, 2018Publication date: May 23, 2019Inventors: Akihiro Otani, Masayuki Abe, Minoru Ohkoba