Patents Assigned to Tohoku University
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Patent number: 12290611Abstract: A cell or tissue embedding device having an aqueous gel serving as an immunoisolation layer, the aqueous gel containing, as components thereof, a denatured polyvinyl alcohol resin having an activated carbonyl group and a crosslinking agent is highly capable of supplying a physiologically active substance.Type: GrantFiled: May 2, 2023Date of Patent: May 6, 2025Assignees: Japan Vam & Poval Co., Ltd., National University Corporation Tohoku UniversityInventors: Akinobu Oharuda, Yoshihiro Kimura, Masafumi Goto
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Publication number: 20250031355Abstract: An electromagnetic interference suppressing material includes: a base material containing at least one selected from the group consisting of an organic substance and an inorganic substance; and a powder carbon material. The powder carbon material includes at least one selected from the group consisting of a first shell-shaped body and a second shell-shaped body, where the first shell-shaped body is a hollow particle having one pore or two or more pores, and the second shell-shaped body has a shape in which hollow particles are connected and has a plurality of pores, and a shell portion of the first shell-shaped body and the second shell-shaped body is made of graphene having an average number of layers of 4 or less.Type: ApplicationFiled: November 30, 2022Publication date: January 23, 2025Applicants: KYOCERA Corporation, Tohoku UniversityInventors: Hirotomo NISHIHARA, Shigeyoshi YOSHIDA, Ken UCHIDA
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Patent number: 12159668Abstract: A magneto-optical memory interface includes: a memory cell structure having multiple allocated magnetic recording cells, a selection means configured to select an individual or a predetermined number of the multiple allocated magnetic recording cells of the memory structure, and configured for an electronic signal to be applicable thereto; and a light irradiation part configured to irradiate the predetermined number of the multiple allocated magnetic memory cells with an optical signal, wherein each of the magnetic recording cells is a magnetic recording cell whose sensitivity to changes in a magnetization state thereof increases in response to an irradiation light from the light irradiation part, and each of the magnetic recording cells is a magnetic recording cell whose magnetization state changes in response to an applied electrical signal resulting from selection by the selection means and the irradiation light from the light irradiation part.Type: GrantFiled: September 30, 2020Date of Patent: December 3, 2024Assignees: Tohoku University, National Institutes for Quantum Science and TechnologyInventors: Shigemi Mizukami, Shunsuke Fukami, Junsaku Nitta, Satoshi Iihama, Yoshiro Hirayama, Seiji Sakai
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Publication number: 20240378986Abstract: A disaster evaluation apparatus is disclosed. The disaster evaluation apparatus includes at least one memory configured to store an instruction. The disaster evaluation apparatus also includes at least one processor configured to execute the instruction to: respectively perform, in response to occurrence of a disaster, simulations of damage states for plural types of events caused by the disaster; convert data indicating the damage state as each of simulation results by the simulations into data indicating a common social value; and evaluate a change in a social value that is caused by the disaster, based on plural pieces of the converted data.Type: ApplicationFiled: May 10, 2024Publication date: November 14, 2024Applicants: NEC Corporation, Tohoku University, NEC Solution Innovators, Ltd.Inventors: Naoki KUWAMORI, Akihiro Musa, Junko Kinjo, Yohei Takigawa, Yoshihiko Satou, Shunichi Kpshimura, Erick Arturo Mas Samanez
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Patent number: 12044812Abstract: A scintillator, having a composition represented by the following general formula (1), including a substitution element A, the substitution element A comprising at least La, and a total molar content of the substitution element A being 0.00001 mol or more and 0.05 mol or less in 1 mol of the scintillator, and further including an activator element B, the activator element B being constituted from Ce, having a perovskite-type crystal structure, and exhibiting a linear transmittance of light at a wavelength of 800 nm, at a thickness of 1.9 mm, of 30% or more. QMxO3y . . . (1): wherein Q represents one or more elements selected from the group consisting of Ca, Sr and Ba; M represents Hf; Q and M are each optionally substituted with other element at a proportion of 20% by mol or less; and x and y respectively satisfy 0.5?x?1.5 and 0.7?y?1.5.Type: GrantFiled: September 26, 2023Date of Patent: July 23, 2024Assignees: Mitsubishi Chemical Corporation, Tohoku UniversityInventors: Koji Hazu, Keiji Yamahara, Shunsuke Kurosawa, Akira Yoshikawa
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Patent number: 12023892Abstract: A structure body according to an embodiment of the present disclosure includes: a first base having one surface, and having a density lower than a density that is determined by a crystal structure and a composition of a constituent material; a second base disposed to face the one surface of the first base; and a buffer layer provided between the first base and the second base, and containing at least a metal element.Type: GrantFiled: December 6, 2019Date of Patent: July 2, 2024Assignees: Sony Group Corporation, Tohoku UniversityInventors: Yuichi Takahashi, Shohei Abe, Gen Yonezawa, Takehito Shimatsu, Miyuki Uomoto
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Publication number: 20240150842Abstract: An oral cancer detection kit includes a reagent that detects methylation in promoter regions of a plurality of types of genes in DNA contained in a sample collected from the oral cavity of a subject. The plurality of types of genes includes KLLN, CASP8, CHFR, and GSTP1. Whether the subject has oral cancer is determined based on information on methylation in the promoter regions provided by the reagent.Type: ApplicationFiled: February 17, 2022Publication date: May 9, 2024Applicant: Tohoku UniversityInventors: Tomofumi HAMADA, Kazuki MORI, Tsuyoshi SUGIURA
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Patent number: 11978357Abstract: Disclosed is an ulcer model used to practice a procedure including hemorrhage arrest, the ulcer model including a model main body which includes upper and lower surfaces facing each other and a tubular simulated blood vessel path provided between the upper surface and the lower surface and having an inlet opening and an outlet opening. The upper surface includes a ring-shaped raised surface that rises in a thickness direction of the model main body and a simulated ulcer surface that is a recessed bottom surface surrounded by the raised surface. The simulated blood vessel path extends from a part other than the upper surface of the surfaces of the model main body to the simulated ulcer surface or an area in the vicinity of the inside thereof.Type: GrantFiled: June 28, 2018Date of Patent: May 7, 2024Assignees: Denka Company Limited, Tohoku UniversityInventors: Akira Miyama, Toru Arai, Takashi Sasaki, Takeshi Kanno, Yularo Arata, Atsushi Masamune
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Patent number: 11912688Abstract: The present invention provides a compound represented by chemical formula (I) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition containing the same.Type: GrantFiled: February 14, 2020Date of Patent: February 27, 2024Assignee: Tohoku UniversityInventors: Akira Sugawara, Atsushi Yokoyama, Susumu Suzuki, Yoshiharu Iwabuchi, Takayuki Doi
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Publication number: 20240001509Abstract: A cavitation nozzle is disclosed, including a plate, a hollow body, and a cap removably engaged with the hollow body and holding the plate against a distal end of the hollow body. The plate may have a central aperture and a distal surface, wherein the distal surface is bisected by a groove and the hollow body is configured to deliver high pressure fluid through the central aperture. The delivered high pressure fluid may be discharged as a cavitating jet.Type: ApplicationFiled: July 1, 2022Publication date: January 4, 2024Applicants: The Boeing Company, Tohoku UniversityInventors: Kandaudage Channa Ruwan De Silva, Daniel Gordon Sanders, John K. Shimabukuro, Hitoshi Soyama
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Publication number: 20230392273Abstract: A method for manufacturing recycled aluminum includes: disposing an aluminum alloy anode and a cathode in a facing manner in a molten salt, supplying a current between the aluminum alloy anode and the cathode at a temperature at which the aluminum alloy anode is in a solid state and the molten salt is in a liquid state to dissolve the aluminum alloy anode, and depositing an aluminum precipitate on the cathode.Type: ApplicationFiled: October 28, 2021Publication date: December 7, 2023Applicant: Tohoku UniversityInventors: Tetsuya NAGASAKA, Hongmin ZHU, Takehito HIRAKI, Xin LU
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Publication number: 20230314246Abstract: A force sensor module includes: a force sensor configured to detect an external force according to the amount of deflection of a strain element that deflects in response to the external force; a housing that accommodates the force sensor; and a force transferring section configured to transfer the external force to the strain element, the force transferring section being accommodated in the housing so as to be in contact with the strain element and having a part that includes an end of the force transferring section and that protrudes outside the housing through a surface of the housing, the amount of protrusion of the part of the force transferring section measured from the surface of the housing being set such that the force sensor is not damaged even in a case where the end lies in the same plane as the surface of the housing.Type: ApplicationFiled: March 7, 2023Publication date: October 5, 2023Applicants: Sintokogio, Ltd., Tohoku UniversityInventors: Yoshikane TANAAMI, Miyuki HAYASHI, Yoshiaki KANAMORI, Taiyu OKATANI
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Publication number: 20230245807Abstract: A rare earth-iron-nitrogen-based magnetic powder according to this invention contains, as main constituent components, a rare-earth element (R), iron (Fe), and nitrogen (N). Moreover, this magnetic powder has an average particle size of 1.0-10.0 ?m, and contains 22.0-30.0 mass % of a rare-earth element (R) and 2.5-4.0 mass % of nitrogen (N). Further, this magnetic powder includes: a core part having any one crystal structure among a Th2Zn17 type, a Th2Ni17 type, and a TbCu7 type; and a shell layer provided on the surface of the core part and having a thickness of 1-30 nm. The shell layer contains a rare-earth element (R) and iron (Fe) so that the R/Fe atomic ratio is 0.3-5.0, and further contains 0-10 at % (exclusive of 0) of nitrogen (N). Furthermore, this magnetic powder contains compound particles composed of a rare-earth element (R) and phosphorus (P).Type: ApplicationFiled: March 31, 2021Publication date: August 3, 2023Applicants: Tohoku University, SUMITOMO METAL MINING CO., LTD.Inventors: Satoshi Sugimoto, Masashi Matsuura, Takashi Ishikawa, Yukinobu Yoneyama
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Patent number: 11709093Abstract: System include an ultrasonic transducer configured to couple to a nondestructive testing (NDT) sample and configured to produce and direct an ultrasonic probe wave at a selected frequency into a subsurface region of the NDT sample, a 3D laser scanning vibrometer configured to direct a detection beam in a scan area on a surface of the NDT sample and to receive a return beam from the scan area, and to detect, based on the return beam, a 3D motion of the surface across a wideband frequency range, and a processor, and a memory configured with instructions that, when executed by the processor, cause the processor to produce sub-surface image data of the NDT sample at multiple harmonics of the selected frequency in the wideband frequency range based on the detected 3D surface motion, wherein the sub-surface image data describes a nonlinear defect response produced in the NDT sample by interaction of the ultrasonic probe wave with the subsurface region.Type: GrantFiled: September 28, 2020Date of Patent: July 25, 2023Assignees: Triad National Security, LLC, Tohoku UniversityInventors: Marcel Remillieux, Yoshikazu Ohara
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Publication number: 20230218249Abstract: The signal processing system generates image data, based on an electric signal group output from a radiation detector, and recognizes the electric signal group as a processing target, and the electric signal group includes at least part of an electric signal group meeting the following requirements: the electric signal group is an electric signal group with a signal value within a predetermined range, the electric signal group corresponding to a gamma ray with energy equal to or less than 375 keV; the predetermined range is equal to or greater than 50% and equal to or less than 80% relative to a 100% signal value; and the 100% signal value is a signal value detected when a gamma ray with energy of 511 keV enters a radiation detection element in the radiation detector and is totally absorbed by the radiation detection element.Type: ApplicationFiled: March 8, 2023Publication date: July 13, 2023Applicants: Mitsubishi Chemical Corporation, Tohoku UniversityInventors: Koji Hazu, Kentaro Horibe, Keiji Yamahara, Shunsuke Kurosawa, Akira Yoshikawa
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Patent number: 11684693Abstract: A cell or tissue embedding device having an aqueous gel serving as an immunoisolation layer, the aqueous gel containing, as components thereof, a denatured polyvinyl alcohol resin having an activated carbonyl group and a crosslinking agent is highly capable of supplying a physiologically active substance.Type: GrantFiled: February 23, 2018Date of Patent: June 27, 2023Assignees: Japan Vam & Poval Co., Ltd., National University Corporation Tohoku UniversityInventors: Akinobu Oharuda, Yoshihiro Kimura, Masafumi Goto
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Patent number: 11690299Abstract: Provided is an X-type 3-terminal STT-MRAM (spin orbital torque magnetization reversal component) having a high thermal stability index ? and a low writing current IC in a balanced manner. A magnetoresistance effect element has a configuration of channel layer (1)/barrier layer non adjacent magnetic layer (2b)/barrier layer adjacent magnetic layer (2a)/barrier layer (3).Type: GrantFiled: December 14, 2018Date of Patent: June 27, 2023Assignee: Tohoku UniversityInventors: Hideo Sato, Shinya Ishikawa, Shunsuke Fukami, Hideo Ohno, Tetsuo Endoh
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Publication number: 20230175840Abstract: A three-dimensional shape measuring method includes: a first step to: project first and second projection images on a target object, wherein the first projection images include row-direction stripe patterns different from each other, and the second projection images include column-direction stripe patterns different from each other, and obtain first and second captured images of the target object, wherein the first captured images are captured while the first projection images are projected, and the second captured images are captured while the second projection images are projected; a second step to identify a corresponding projection pixel of the first and second projection images, wherein the corresponding projection pixel corresponds to each of captured pixels of the first and second captured images; and a third step to identify a 3D shape of the target object based on a result of the second step.Type: ApplicationFiled: December 5, 2022Publication date: June 8, 2023Applicants: Tohoku University, Konica Minolta, Inc.Inventors: Hidechika Ito, Shingo Kagami, Koichi Hashimoto, Daichi Suzuki, Yoshiyuki Toso, Yoshihiro Inagaki
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Publication number: 20230154851Abstract: Provided is a semiconductor device, which has a wiring structure including a single-layer diffusion barrier layer having both a diffusion barrier function and a liner function. The semiconductor device has a wiring structure including an insulating layer, a conductive wiring, and a diffusion barrier layer disposed between the insulating layer and the conductive wiring in a manner of being in contact with both the insulating layer and the conductive wiring. The diffusion barrier layer is made of an alloy having an amorphous structure containing a first metal and a second element in an amount of 90% by mass or more in total. The first metal is any one selected from Co, Ru, and Mo. The second element is one or two or more selected from Zr, Al, and Nb when the first metal is Co, the second element is Zr when the first metal is Ru, and the second element is one or two selected from Y and B when the first metal is Mo.Type: ApplicationFiled: June 4, 2020Publication date: May 18, 2023Applicant: Tohoku UniversityInventors: Junichi KOIKE, Masataka YAHAGI, Yuki YAMADA
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Patent number: 11644430Abstract: A high-sensitive phase imaging is achieved using a grating section without upsizing the imaging device or narrowing the period of the gratings. A radiation source generates radiation on a radiation path toward the grating section. The grating section comprises a G1 grating and a refraction-enhancing grating. The G1 grating has a G1 periodic structure that forms radiation converging points where an intensity of the radiation is increased between the G1 grating and a detector. The refraction-enhancing grating is located at the position of the radiation converging points and has enhancement planes and that increase the refraction angle of the radiation. The detector detects the radiation that has passed through the grating section.Type: GrantFiled: January 24, 2020Date of Patent: May 9, 2023Assignee: Tohoku UniversityInventor: Atsushi Momose