Patents Assigned to Tohoku University
  • Publication number: 20240248241
    Abstract: Provided are a spectral function-equipped imaging element in which a plurality of spectral pixelated optical filters are incorporated, continuously in one direction of an imaging element without substantially influencing an imaging function of the imaging element, to enable acquisition of a spectrum of a target wavelength range, a manufacturing method therefor, and a manufacturing method for a pixelated optical filter array suitable as a spectral optical filter of such a spectral function-equipped imaging element.
    Type: Application
    Filed: September 3, 2021
    Publication date: July 25, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventor: Yoshiaki KANAMORI
  • Publication number: 20240245636
    Abstract: Provided is a composition for increasing muscle mass in a mammal, the composition including citric acid, a salt of citric acid, a hydrate thereof, or a mixture thereof.
    Type: Application
    Filed: May 10, 2022
    Publication date: July 25, 2024
    Applicants: TOHOKU UNIVERSITY, NIPPON CHEMIPHAR CO., LTD.
    Inventors: Michiaki ABE, Tetsuya AKAISHI, Kota ISHIZAWA, Toshiki NAKAI, Kazuhiko KAWAGUCHI, Satomi YAMASAKI, Koichiro NISHIOKA, Tetsuya SAKURAI
  • Publication number: 20240248219
    Abstract: A radiation detection device is provided that is wide in visual field, wide in application range of radiation energy, and which is smaller and lighter in weight as compared to other devices. The device includes a detecting element group has a plurality of detecting elements that detect radiation are three-dimensionally arranged. The detecting element group has a structure with a depletion formed by removing the detecting element at any position from a virtual detecting element group in which the detecting elements are laid out on any virtual surface. The depletion is provided at a position at which a difference of detected values between one detecting element and another detecting element arranged along any direction exhibits different values in a case where the radiation having the direction as an incident direction enters and a case where the radiation having an opposite direction of the direction as an incident direction enters.
    Type: Application
    Filed: January 11, 2024
    Publication date: July 25, 2024
    Applicants: JAPAN ATOMIC ENERGY AGENCY, TOHOKU UNIVERSITY
    Inventors: Yoshiharu KITAYAMA, Keitaro HITOMI, Mitsuhiro NOGAMI
  • Publication number: 20240247369
    Abstract: According to one embodiment, a treatment solution is provided. The treatment solution is used for treating halosilanes having a cyclic structure. The treatment solution includes at least one of an inorganic base or an organic base and being basic.
    Type: Application
    Filed: March 14, 2024
    Publication date: July 25, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOHOKU UNIVERSITY
    Inventors: Kenya UCHIDA, Hiroyuki FUKUI, Ikuo UEMATSU, Takeaki IWAMOTO, Eunsang KWON
  • Publication number: 20240248095
    Abstract: The present invention provides a method for easily and rapidly quantifying phenylalanine (Phe) contained in blood, and a measurement kit used in the method.
    Type: Application
    Filed: May 17, 2022
    Publication date: July 25, 2024
    Applicants: RENASCIENCE INC., TOHOKU UNIVERSITY
    Inventors: Yoichi WADA, Shigeo KURE
  • Patent number: 12043911
    Abstract: A hydrogel is formed by a reaction which is induced, in an electrolytic solution, by an electrode product electrochemically generated by electrodes installed in the electrolytic solution. An apparatus including an electrolytic tank with a bottom surface on which a two-dimensional array of working electrodes is provided and a counter electrode installed in the electrolytic tank is prepared. An electrolytic solution containing a dissolved substance that causes electrolytic deposition of a hydrogel is housed in the electrolytic tank. By applying a predetermined voltage to one or more selected working electrodes of the two-dimensional array, a hydrogel with a two-dimensional pattern corresponding to the arrangement of the selected working electrodes is formed.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: July 23, 2024
    Assignees: TOHOKU UNIVERSITY, JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED
    Inventors: Kosuke Ino, Tomokazu Matsue, Hitoshi Shiku, Mayuko Terauchi, Noriko Taira, Ryota Kunikata, Atsushi Suda
  • Patent number: 12044812
    Abstract: 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: Grant
    Filed: September 26, 2023
    Date of Patent: July 23, 2024
    Assignees: Mitsubishi Chemical Corporation, Tohoku University
    Inventors: Koji Hazu, Keiji Yamahara, Shunsuke Kurosawa, Akira Yoshikawa
  • Publication number: 20240244983
    Abstract: Provided are a magnetoresistive element in which the magnetization direction in a recording layer can be efficiently reversed with low resistance and without reducing reversal efficiency by a write current flowing in a heavy-metal layer; a magnetic memory; and an artificial intelligence system. A magnetoresistive element 10 includes: a heavy-metal layer 11 formed by stacking an Ir layer(s) 12 and a Pt layer(s) 13; a recording layer 16 provided to be opposed to the heavy-metal layer 11, and formed to include a first ferromagnetic layer having a reversible magnetization; a reference layer 18 formed to include a second ferromagnetic layer in which the magnetization direction is fixed; and a barrier layer 17 sandwiched between the first ferromagnetic layer and the second ferromagnetic layer, and formed of an insulator. The magnetization direction in the first ferromagnetic layer is reversed by a write current supplied to the heavy-metal layer 11.
    Type: Application
    Filed: March 16, 2022
    Publication date: July 18, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventors: Yoshiaki Saito, Shoji Ikeda, Tetsuo Endoh
  • Patent number: 12030783
    Abstract: An object of the present disclosure is to provide a method for producing a core-shell porous silica particle with an increased thickness of the shell. The object is met by a method for producing a core-shell porous silica particle, the method including the following steps: (a) preparing; (b) forming a shell precursor; (c) forming a shell; (d) preparing; (e) forming a shell precursor; and (f) forming a shell; wherein the steps (d) through (f) are further repeated one to three times, in which case the step of forming a shell described in step (d) refers to step (f).
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: July 9, 2024
    Assignees: TOHOKU UNIVERSITY, DAICEL CORPORATION
    Inventors: Daisuke Fukuda, Daisuke Nagao, Haruyuki Ishii, Shunho Ishikawa
  • Patent number: 12023892
    Abstract: 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: Grant
    Filed: December 6, 2019
    Date of Patent: July 2, 2024
    Assignees: Sony Group Corporation, Tohoku University
    Inventors: Yuichi Takahashi, Shohei Abe, Gen Yonezawa, Takehito Shimatsu, Miyuki Uomoto
  • Publication number: 20240212907
    Abstract: A superparamagnetic tunnel junction element and a computing system using same, wherein the tunnel junction element has excellent operational stability against an external magnetic field and is suitable for the computing system based on probabilistic computing. The superparamagnetic tunnel junction element includes a first ferromagnetic layer group containing a ferromagnetic material, a second ferromagnetic layer group containing a ferromagnetic material, and a barrier layer disposed between the first ferromagnetic layer group and the second ferromagnetic layer group, wherein the first ferromagnetic layer group 14 includes a (1-1)th ferromagnetic layer, a (1-2)th ferromagnetic layer, and a first nonmagnetic coupling layer, the (1-1)th ferromagnetic layer is made of a ferromagnetic material, the magnetization direction thereof changes with a first time constant, the first time constant is one second or shorter, and the first nonmagnetic coupling layer contains at least one of Ru, Ir, Rh, Cr, and Cu.
    Type: Application
    Filed: July 19, 2022
    Publication date: June 27, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventors: Keito KOBAYASHI, Shun KANAI, Shunsuke FUKAMI, Keisuke HAYAKAWA, Hideo OHNO
  • Publication number: 20240199954
    Abstract: An oxidation inhibitor which contains a polyalkylene imine compound as an active ingredient; an oxidation inhibitory activity enhancing agent which contains a polyalkylene imine compound as an active ingredient; an oxidation inhibition method which includes making a polyalkylene imine compound and an oxidation inhibiting substance coexist in an oxidation inhibition object; and a method for enhancing oxidation inhibitory activity of an oxidation inhibiting substance, which includes making a polyalkylene imine compound and an oxidation inhibiting substance coexist.
    Type: Application
    Filed: February 21, 2022
    Publication date: June 20, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventors: Atsushi TAKAHASHI, Suguru KATORI, Kousuke HIROMORI, Naomi KITAKAWA
  • Publication number: 20240196752
    Abstract: A method for producing a magnetostrictive material producible without using a mold, a magnetostrictive material, and a method for producing an energy conversion member; the first method includes melting raw material powder for the magnetostrictive material by a laser or electron beam using a metal 3D additive manufacturing machine to perform additive manufacturing. The raw material powder is composed of an Fe—Co alloy. A method for producing an energy conversion member includes laminating and joining one of a magnetostrictive layer formed by melting raw material powder for a magnetostrictive material by a directed energy deposition method to perform additive manufacturing and a soft magnetic material layer formed by melting raw material powder for a soft magnetic material by the directed energy deposition method to perform additive manufacturing on another.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 13, 2024
    Applicants: TOHOKU UNIVERSITY, TOHOKU STEEL CO., LTD.
    Inventors: Hiroki KURITA, Fumio NARITA, Kenya NAKAJIMA, Masahito WATANABE, Takenobu SATO, Takashi EBATA
  • Publication number: 20240180094
    Abstract: Disclosed is an agent for increasing the expression of a stress response gene in a plant, the agent containing a humic acid.
    Type: Application
    Filed: February 25, 2022
    Publication date: June 6, 2024
    Applicants: DENKA COMPANY LIMITED, TOHOKU UNIVERSITY
    Inventors: Takashi OKAWA, Kazuma HONDA, Toju IINO, Kazuhisa KATO
  • Publication number: 20240174989
    Abstract: The present disclosure aims to provide a method which, even when a protein complex is formed, can purify a protein derived from such a membrane protein complex by eluting the membrane protein complex maintaining its complex form. The present disclosure relates to a method for purifying a protein derived from a membrane protein complex, which includes: a protein binding step of binding to an antibody a membrane protein complex eluted from a membrane using a synthetic polymer; a protein eluting step of eluting the membrane protein complex bound to the antibody in the protein binding step at a pH of 6.0 or higher; and a synthetic polymer removing step of subjecting the membrane protein complex eluted in the protein eluting step to solvent extraction at a pH of 7.0 or lower to remove the synthetic polymer.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 30, 2024
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., TOHOKU UNIVERSITY
    Inventors: Haruhiko YAMAGUCHI, Yukino INOUE, Seiji TAKAHASHI, Toru NAKAYAMA
  • Publication number: 20240177961
    Abstract: An electron beam modulation device according to the present disclosure includes a light source configured to emit laser light, a polarization conversion part including a modulation plane configured to modulate a direction of polarization and an intensity of the laser light emitted from the light source, and a condensing element configured to condense the laser light passing through the modulation plane. In a focal plane of the condensing element, a round light is generated that includes a trapping potential region in which electrons included in an electron beam incident on the focal plane are attracted and a repulsive potential region in which the electrons are repelled. The round light has rotational symmetry about an optical axis of the laser light when viewed along the optical axis.
    Type: Application
    Filed: February 22, 2022
    Publication date: May 30, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventors: Yuuki UESUGI, Shunichi SATO, Yuichi KOZAWA
  • Publication number: 20240172969
    Abstract: A biological information measuring device includes a light source that irradiates light, a sensor having a plurality of pixels arranged in an array in a two-dimensional plane and a saturation charge number of 1,000,000 or more. The sensor receives irradiated light transmitted, reflected, or scattered from the light source in a living body and outputs information according to the light intensity of the received light. A specific location selection unit selects a measurement target location of the measurement target for the biological information and a reference location different from the measurement target location, based on the information obtained by the image sensor. A biological information acquisition unit acquires biological information from the information obtained by the sensor at the measurement target location, using the information obtained by the sensor at the reference location as a reference.
    Type: Application
    Filed: February 14, 2022
    Publication date: May 30, 2024
    Applicants: ZEON CORPORATION, TOHOKU UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Koji KAWAJIRI, Rihito KURODA, Yasuyuki FUJIHARA, Shota NAKAYAMA, Hideaki HASEGAWA, Takayori ITO, Hiroyuki TAMAOKA
  • Publication number: 20240175774
    Abstract: [Problem] An electrostatic capacitive pressure sensor capable of detecting a pressure of a fluid with high accuracy, capable of miniaturization, and having a wider pressure detection range, and a pressure detection method using the same. [Solution] The electrostatic capacitive pressure sensor comprises: a reference chamber provided between a fixed electrode and a movable electrode that deflects in accordance with fluid pressure; a measurement chamber filled with a fluid for causing deflection of the movable electrode; a means for sequentially applying a first potential and a second potential to the fixed electrode and generating a first output signal corresponding to the first potential and a second output signal corresponding to the second potential; and a means for generating a difference signal between the first output signal and the second output signal.
    Type: Application
    Filed: February 28, 2022
    Publication date: May 30, 2024
    Applicants: TOHOKU UNIVERSITY, FUJIKIN INCORPORATED
    Inventor: Shigetoshi SUGAWA
  • Publication number: 20240169559
    Abstract: An analysis device that analyzes a motion of a target with constitution bodies connected to each other incudes: angular momentum information acquisition processor circuitry configured to acquire angular momentum information representing a time series of angular momentum for each of the constitution bodies; and characteristic information acquisition processor circuitry configured to acquire characteristic information, the characteristic information being based on a first singular vector and representing a characteristic of the motion, the first singular vector corresponding to a first singular value and having elements corresponding to the respective constitution bodies, the first singular value being the largest among singular values of a first matrix whose elements are the angular momentum information for the respective constitution bodies.
    Type: Application
    Filed: December 21, 2023
    Publication date: May 23, 2024
    Applicant: TOHOKU UNIVERSITY
    Inventors: Dai OWAKI, Yusuke SEKIGUCHI, Keita HONDA, Shinichi IZUMI
  • Patent number: 11990316
    Abstract: A plasma-processing apparatus includes a processing container, a stage provided within the processing container, an upper electrode provided above a front surface of the stage, with a space within the processing container interposed therebetween, a waveguide configured to introduce radio-frequency waves in a VHF/UHF band into the space, and a conductive part extending between the outer peripheral portion of the stage and a side wall of the processing container. The stage includes a metal layer. Its outer peripheral portion includes a part of the metal layer. The waveguide includes an end portion from which radio-frequency waves are emitted. The end portion is disposed to face the space. The side wall is grounded. The conductive part is electrically connected to the metal layer and the side wall while extending from the outer peripheral portion toward the side wall so that the radio-frequency waves are introduced into the space.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: May 21, 2024
    Assignees: TOKYO ELECTRON LIMITED, TOHOKU UNIVERSITY
    Inventor: Masaki Hirayama