Patents by Inventor Jun Nakamura
Jun Nakamura 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: 12522905Abstract: The duplex stainless steel seamless pipe according to the present disclosure has the chemical composition described in the description and a microstructure consisting of 30 to 55% of ferrite, and austenite. In a square observation field of view region with sides of 250 ?m including a center portion of the wall thickness and including a T direction and a C direction, a number of intersections NT which is a number of intersections between the line segment T1 to T4 described in the description and ferrite interfaces is 65 or more. A number of intersections NC which is a number of intersections between the line segments C1 to C4 described in the description and ferrite interfaces is 50 or more.Type: GrantFiled: April 28, 2021Date of Patent: January 13, 2026Assignee: NIPPON STEEL CORPORATIONInventors: Mikiko Noguchi, Jun Nakamura, Masayuki Sagara, Daisuke Matsuo, Yoshihei Wakino
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Publication number: 20250215544Abstract: A steel material according to the present disclosure contains C: 0.10 to 0.45%, Si: 1.00% or less, Mn: 0.01 to 1.00%, Al: 0.001 to 0.100%, Cr: 0.1 to 2.0%, and Mo: 0.20 to 2.00%, contains any one or more elements among Ca: 0.0005 to 0.0200% and Mg: 0.0005 to 0.0200%, contains any one or more elements among Ti: 0.001 to 0.300%, Nb: 0.001 to 0.300%, and V: 0.01 to 0.50%, with the balance being Fe and impurities, and satisfies Formulae (1) and (2) described in the description. The yield strength is 862 MPa or more. A number density of MX-type precipitates which have an equivalent circular diameter of 100 nm or less and in which, when the total content of Mo, Nb, V, and Ti is defined as 100% by mass, the content of Mo is more than 50% by mass is 20/?m2 or more.Type: ApplicationFiled: April 5, 2023Publication date: July 3, 2025Inventors: Mikiko NOGUCHI, Jun NAKAMURA, Masayuki SAGARA, Keiichi KONDO, Hisashi AMAYA, Hiroki KAMITANI
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Publication number: 20250210790Abstract: An energy storage apparatus 1 includes: an energy storage device 100; a spacer 200c that is arrayed with the energy storage device 100 in a first direction; and a case 300 that includes a case body 310 where an opening 310a is formed on one side in a second direction that is orthogonal to the first direction, the case 300 housing the energy storage device 100 and the spacer 200c, in which the case 300 includes a case wall portion 314 that is disposed in a posture where the case wall portion 314 is directed toward one side in the first direction, the spacer 200c is disposed at a position where the spacer 200c faces the case wall portion 314 and is disposed adjacently to the case wall portion 314, and the case 300 is configured to be brought into contact with the spacer 200c such that a movement of the spacer 200c in at least one direction out of the second direction and a third direction that is orthogonal to the first direction and the second direction is restricted.Type: ApplicationFiled: March 13, 2023Publication date: June 26, 2025Applicant: GS Yuasa International Ltd.Inventors: Ryota MOCHIZUKI, Jun NAKAMURA
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Publication number: 20250179618Abstract: A steel material that achieves both high strength and excellent fracture toughness is provided. A steel material according to the present disclosure contains C: 0.10 to 0.45%, Si: 1.00% or less, Mn: 0.01 to 1.00%, Al: 0.001 to 0.100%, Cr: 0.1 to 2.0%, and Mo: 0.20 to 2.00%, contains any one or more elements among Ca: 0.0005 to 0.0200% and Mg: 0.0005 to 0.0200%, contains any one or more elements among Ti: 0.001 to 0.300%, Nb: 0.001 to 0.300%, and V: 0.01 to 0.50%, with the balance being Fe and impurities, and satisfies Formulae (1) and (2) described in the description. The yield strength is 758 to less than 862 MPa. A number density of MX-type precipitates which have an equivalent circular diameter of 100 nm or less and in which, when the total content of Mo, Nb, V, and Ti is defined as 100% by mass, the content of Mo is more than 50% by mass is 20/?m2 or more.Type: ApplicationFiled: April 5, 2023Publication date: June 5, 2025Inventors: Mikiko NOGUCHI, Jun NAKAMURA, Masayuki SAGARA, Keiichi KONDO, Hisashi AMAYA, Hiroki KAMITANI
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Patent number: 12259198Abstract: A finned tube heat exchanger includes a plurality of tube arrays, each of which includes a plurality of heat transfer tubes that each extend parallel to one another and are disposed at a predetermined pitch in a first direction that intersects a flow direction of heat exchanging air, in a second direction that intersects the first direction, any closest two of the plurality of tube arrays having a predetermined distance therebetween. One closest two tube arrays includes first and second tube arrays that respectively include a plurality of first heat transfer tubes and a plurality of second heat transfer tubes. When seen from the flow direction, each first heat transfer tube is disposed closer to one of an adjacent two second heat transfer tubes that is closest to said each first heat transfer tube, than to the other one of the adjacent two second heat transfer tubes.Type: GrantFiled: July 28, 2022Date of Patent: March 25, 2025Assignee: FUJI ELECTRIC CO., LTD.Inventors: Masaaki Ajima, Masamichi Iwasaki, Jun Nakamura, Yasuhiro Yokoyama
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Patent number: 12221665Abstract: In the austenitic stainless steel material of the present disclosure, the chemical composition consists of, by mass %, C: 0.100% or less, Si: 1.00% or less, Mn: 5.00% or less, Cr: 15.00 to 22.00%, Ni: 10.00 to 21.00%, Mo: 1.20 to 4.50%, P: 0.050% or less, S: 0.050% or less, Al: 0.100% or less, N: 0.100% or less, and Cu: 0 to 0.70%, with the balance being Fe and impurities, and an austenite grain size No. determined in accordance with ASTM E112 is from 5.0 to less than 8.0, and in a cross section perpendicular to the longitudinal direction of the austenitic stainless steel material, the dislocation cell structure ratio is from 50 to less than 80%, and the number density of precipitates with a long axis of 1.0 ?m or more is 5.0 per 0.2 mm2 or less.Type: GrantFiled: May 29, 2020Date of Patent: February 11, 2025Assignee: NIPPON STEEL CORPORATIONInventors: Misaho Yamamura, Jun Nakamura
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Publication number: 20240180954Abstract: The present invention provides novel cationic lipids having excellent encapsulation and delivery stability of nucleic acid medicines. Provided is a compound represented by Formula (I) or a pharmacologically acceptable salt thereof. In the Formula (I), R1 is a substituted or unsubstituted formula: (CH2)a—L1—(CH2)b—CH3; R2 is a substituted or unsubstituted C5-C20 alkyl group or a substituted or unsubstituted formula: —(CH2)c—L2—(CH2)a—CH3; L1 and L2 are each independently —C(?O)O—, —OC(?O)—, or —OC(?O)O—; a, b, c, and d are each independently an integer of at least 1, and the total of a and b and the total of c and d are each an integer of 5 to 25; R3 to R7 are each independently a hydrogen atom, a substituted or unsubstituted C1-C6 alkyl group, or the like; R8, R9, and R10 are each a hydrogen atom; the constituent atoms in the Formula (I) may form a ring; Z is —OC(?O)—, —C(?O)O—, —OC(?O)O—, or the like; and X is O or S.Type: ApplicationFiled: February 2, 2022Publication date: June 6, 2024Applicant: SHIONOGI & CO., LTD.Inventors: Akira KUGIMIYA, Jun NAKAMURA, Norikazu KURODA, Tetsuya TANINO, Atsushi HAYATA, Ippei MORITA, Shun KITAHATA
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Publication number: 20230414912Abstract: The present invention provides a microneedle array having microneedles coated with a composition comprising a poorly water-soluble or water-insoluble particle with a mean particle size of 1 ?m or less, 2% to 20% by weight of a binding agent and 60% by weight or more of water in which the poorly water-soluble or water-insoluble particle is loaded on the microneedles in equal amounts that shows good puncturability.Type: ApplicationFiled: November 11, 2021Publication date: December 28, 2023Applicant: MEDRx Co., Ltd.Inventors: Hidetoshi Hamamoto, Masaki Ishibashi, Takashi Nakae, Haruka Kawahara, Jun Nakamura
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Publication number: 20230268626Abstract: This embodiment includes an electrode assembly; a case for housing the electrode assembly; and an external terminal made of a metal and disposed on the case, in which the external terminal includes: a flange extending along an outer surface of the case; and a shaft extending from the flange to pass through the case and be conductive with the electrode assembly, the flange is made of a clad material having a plurality of metal layers layered in a passing direction of the shaft, each adjacent ones of the plurality of metal layers are made of different metals in kind, and one of the plurality of metal layers of the flange at one end in the passing direction is made of the same metal in kind as the metal of the shaft, and is welded to the shaft.Type: ApplicationFiled: June 15, 2021Publication date: August 24, 2023Inventors: Jun NAKAMURA, Akio Kawai, Hideyo TOGASHl, Mitsuhiro NAKATANI, Toshihiro TAKADA, Hiroshi INUKAl, Hiroshi ONIZUKA, Naoya HAMAGUCHI
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Publication number: 20230253292Abstract: A cooler has a cooling main body portion that includes: a cooling wall in the Y direction including a first face with a heat generator thereon, and a second face opposite thereto; first and second flow path extending in the Y direction, the first flow path allowing refrigerant to flow in, and the second flow path allowing the refrigerant to flow out; cooling flow paths with a part of a wall surface comprising the second face; a partition spaced from the cooling wall in the Z direction, separating the first and the second flow paths from the cooling flow paths; and a first narrowing portion at a communication portion between a cooling flow path and the first flow path. The cooling flow paths are positioned between the first and flow paths and the cooling wall, and cause the first and the second flow path to communicate in the X direction.Type: ApplicationFiled: November 28, 2022Publication date: August 10, 2023Applicant: FUJI ELECTRIC CO., LTD.Inventors: Yasutaka SANUKI, Jun NAKAMURA, Yuuji FUJIMOTO
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Publication number: 20230230899Abstract: A semiconductor apparatus includes: a semiconductor module; a cooler including flow paths through which a refrigerant flows; a casing including a bottom surface; at least one first fixing member fixing the cooler to the bottom surface; and at least one second fixing member fixing the cooler to the bottom surface. The cooler includes: an outer surface directed to the bottom surface of the casing; an inner surface that is a part of wall surfaces of the flow paths on an opposite side to the outer surface; an outer wall to which the at least one first fixing member is connected; and an outer wall that is on an opposite side to the outer wall and to which the at least one second fixing member is connected. The semiconductor module is positioned between the bottom surface of the casing and the outer surface of the cooler, and is pressed by these two surfaces.Type: ApplicationFiled: November 29, 2022Publication date: July 20, 2023Applicant: FUJI ELECTRIC CO., LTD.Inventors: Ginji UCHIBE, Yasutaka SANUKI, Jun NAKAMURA
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Publication number: 20230212723Abstract: The duplex stainless steel seamless pipe according to the present disclosure has the chemical composition described in the description and a microstructure consisting of 30 to 55% of ferrite, and austenite. In a square observation field of view region with sides of 250 ?m including a center portion of the wall thickness and including a T direction and a C direction, a number of intersections NT which is a number of intersections between the line segment T1 to T4 described in the description and ferrite interfaces is 65 or more. A number of intersections NC which is a number of intersections between the line segments C1 to C4 described in the description and ferrite interfaces is 50 or more.Type: ApplicationFiled: April 28, 2021Publication date: July 6, 2023Inventors: Mikiko NOGUCHI, Jun NAKAMURA, Masayuki SAGARA, Daisuke MATSUO, Yoshihei WAKINO
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Publication number: 20230187794Abstract: An energy storage device includes an electrode assembly, a case that houses the electrode assembly, and a metal external terminal disposed in the case, wherein the external terminal includes a flange portion spreading along the case outside the case and a shaft portion extending from the flange portion and penetrating the case, the flange portion is formed of a clad material including a plurality of metal layers stacked in a penetrating direction of the shaft portion, and includes a through hole through which the shaft portion is inserted.Type: ApplicationFiled: May 13, 2021Publication date: June 15, 2023Inventors: Jun NAKAMURA, Akio KAWAI
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Patent number: 11638717Abstract: The purpose of the present invention is to provide novel complexes that improve the effect of nucleic acid medicines. Provided is a complex in which a multibranched lipid(s) binds through a linker to a strand of an oligonucleotide comprising a nucleic acid medicine having suppressing activity of the target gene expression.Type: GrantFiled: March 28, 2018Date of Patent: May 2, 2023Assignee: SHIONOGI & CO., LTD.Inventors: Akira Kugimiya, Mitsuaki Sekiguchi, Norikazu Kuroda, Jun Nakamura, Tetsuya Tanino, Yasunori Mitsuoka, Takeshi Kasuya, Yasuharu Kato
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Publication number: 20220364799Abstract: A finned tube heat exchanger includes a plurality of tube arrays, each of which includes a plurality of heat transfer tubes that each extend parallel to one another and are disposed at a predetermined pitch in a first direction that intersects a flow direction of heat exchanging air, in a second direction that intersects the first direction, any closest two of the plurality of tube arrays having a predetermined distance therebetween. One closest two tube arrays includes first and second tube arrays that respectively include a plurality of first heat transfer tubes and a plurality of second heat transfer tubes. When seen from the flow direction, each first heat transfer tube is disposed closer to one of an adjacent two second heat transfer tubes that is closest to said each first heat transfer tube, than to the other one of the adjacent two second heat transfer tubes.Type: ApplicationFiled: July 28, 2022Publication date: November 17, 2022Applicant: FUJI ELECTRIC CO., LTD.Inventors: Masaaki AJIMA, Masamichi IWASAKI, Jun NAKAMURA, Yasuhiro YOKOYAMA
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Publication number: 20220213571Abstract: In the austenitic stainless steel material of the present disclosure, the chemical composition consists of, by mass %, C: 0.100% or less, Si: 1.00% or less, Mn: 5.00% or less, Cr: 15.00 to 22.00%, Ni: 10.00 to 21.00%, Mo: 1.20 to 4.50%, P: 0.050% or less, S: 0.050% or less, Al: 0.100% or less, N: 0.100% or less, and Cu: 0 to 0.70%, with the balance being Fe and impurities, and an austenite grain size No. determined in accordance with ASTM E112 is from 5.0 to less than 8.0, and in a cross section perpendicular to the longitudinal direction of the austenitic stainless steel material, the dislocation cell structure ratio is from 50 to less than 80%, and the number density of precipitates with a long axis of 1.0 ?m or more is 5.0 per 0.2 mm2 or less.Type: ApplicationFiled: May 29, 2020Publication date: July 7, 2022Inventors: Misaho YAMAMURA, Jun NAKAMURA
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Publication number: 20220016061Abstract: The present invention provides a composition for external application comprising baclofen or a salt thereof, specifically baclofen hydrochloride with high transdermal absorbability and stability, and a method of stabilizing a preparation comprising baclofen or a salt thereof.Type: ApplicationFiled: October 4, 2019Publication date: January 20, 2022Applicant: MEDRx Co., Ltd.Inventors: Jun Nakamura, Yasushi Miwa, Keiko Yamasaki, Hidetoshi Hamamoto
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Patent number: 11225705Abstract: This austenitic stainless steel contains, by mass %: C: 0.3% or less, Si: 0.1% to 1.5%, Mn: 5.5% to 20%, P: 0.050% or less, S: 0.005% or less, Cr: 10% to 20%, Ni: 4.0% to 12%, N: 0.40% or less, Cu: 4.0% or less, O: 0.02% or less, and either one or both of Ca: 0.01% or less and Al: 0.3% or less, with a remainder being Fe and inevitable impurities, and the following Formula (1) is satisfied. [Ni]+[Cu]+12.93[C]+1.11[Mn]+0.72[Cr]+0.88[Mo]?0.27[Si]+7.55[N]?29.Type: GrantFiled: March 20, 2018Date of Patent: January 18, 2022Assignee: NIPPON STEEL STAINLESS STEEL CORPORATIONInventors: Kazuhisa Matsumoto, Masaharu Hatano, Jun Nakamura
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Publication number: 20210305632Abstract: An energy storage device according to an aspect of the present invention includes: a winding type electrode assembly including a negative electrode containing a negative active material, a positive electrode, and a separator disposed between the positive electrode and the negative electrode; a case housing the electrode assembly; and a spacer disposed between the electrode assembly and an inner surface of the case in the case, wherein the separator includes a wet film, the negative active material is a carbonaceous material or lithium titanate, and the spacer is harder than the separator.Type: ApplicationFiled: March 22, 2021Publication date: September 30, 2021Inventors: Taisei SEKIGUCHI, Yudai KAWASOE, Jun NAKAMURA, Kazushi NITTA
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Patent number: 10994956Abstract: An image forming apparatus includes an image forming unit, an apparatus main body, a conveyance unit, an opening/closing member, a discharge unit, and a stack tray. The conveyance unit conveys a sheet to the image forming unit. The opening/closing member opens and closes relative to the apparatus main body, and, where the opening/closing member is in an open state relative to the apparatus main body, allow making access to the conveyance unit. The discharge unit discharges the sheet on which the image is formed. The stack tray is turned between a first position for stacking sheets on the stack face, and a second position with an angle formed between an underside opposite to the stack face and a horizontal plane that is larger than an angle of the first position, and includes an engagement portion to engage with the apparatus main body in the second position.Type: GrantFiled: April 16, 2020Date of Patent: May 4, 2021Assignee: Canon Kabushiki KaishaInventor: Jun Nakamura