Patents Assigned to The University of Tokyo
  • Publication number: 20250149017
    Abstract: An ultrasonic generator (10) includes an ultrasonic wave generation source (11), an ultrasonic wave converging portion (12), and a waveguide (13). The waveguide (13) includes a first shaft portion (21), a second shaft portion (22), and a jutting out portion (30). The first shaft portion (21) extends from the ultrasonic wave converging portion (12) to one side in a predetermined direction. The second shaft portion (22) is disposed on the one side in the predetermined direction relative to the first shaft portion (21) and extends in the predetermined direction. The jutting out portion (30) is provided between the first shaft portion (21) and the second shaft portion (22) in the predetermined direction. The jutting out portion (30) juts out more outward than the outer circumferential surfaces of the first shaft portion (21) and the second shaft portion (22) in a plane direction orthogonal to the predetermined direction.
    Type: Application
    Filed: October 16, 2023
    Publication date: May 8, 2025
    Applicants: NITTERRA CO., LTD., THE UNIVERSITY OF TOKYO
    Inventors: Shinsuke ITOH, Kota YOKOYAMA, Satoshi SUZUKI, Ryo SUZUKI, Takashi KASASHIMA, Takeshi MORITA, Masatoshi TSUCHIDA
  • Publication number: 20250144267
    Abstract: [Problem] To provide an additional use of a polysaccharide derivative such as a tissue adhesive material [Solution] According to some embodiments, a tissue adhesive material is provided, which is intended to be used for a hard and thick tissue and/or a connective tissue and comprises a polysaccharide derivative having such a structure that a group represented by formula (A) is introduced in an acidic, basic or amphoteric polysaccharide.
    Type: Application
    Filed: February 16, 2022
    Publication date: May 8, 2025
    Applicants: MOCHIDA PHARMACEUTICAL CO., LTD., THE UNIVERSITY OF TOKYO
    Inventors: Taichi ITO, Arvind Kumar Singh CHANDEL, Mitsuko ISAJI
  • Publication number: 20250144759
    Abstract: To accurately perform movement control of a moving body, a machine tool includes a feed driver that moves a moving body in the machine tool, a feedback controller that feedback-controls the feed driver in accordance with a state variable, a friction compensator that, to compensate for rolling friction that occurs in the feed driver, adds, in advance, a friction compensation value obtained from measurement data of rolling friction or a friction compensation value calculated using a rolling friction model to a command value to be input to the feed driver, and a reverse response reducer that reduces, using the state variable of the feedback controller, a reverse response that occurs due to addition of the friction compensation value.
    Type: Application
    Filed: December 27, 2022
    Publication date: May 8, 2025
    Applicants: The University of Tokyo, DMG MORI CO., LTD
    Inventors: Hiroshi FUJIMOTO, Takumi HAYASHI, Yuki TERADA, Yoshihiro ISAOKA
  • Publication number: 20250135433
    Abstract: [Object] To suppress a decrease in the adsorption performance of an adsorbent containing diatomaceous earth and a basic compound. [Solution] An adsorbent for adsorbing an acid gas contains diatomaceous earth, a basic compound, and a saccharide.
    Type: Application
    Filed: September 27, 2022
    Publication date: May 1, 2025
    Applicants: DAIKIN INDUSTRIES, LTD., The University of Tokyo
    Inventors: Takuya MATSUOKA, Mayu NISHIMURA, Ichiro SAKATA, Bunshi FUGETSU, Vipin ADAVAN KILIYANKIL, Takayuki UEKI
  • Patent number: 12285434
    Abstract: An object of the present invention is to provide a novel agent for treating, preventing or improving an inflammatory disease or an allergic disease. The present invention provides an agent for treating, preventing or improving an allergic disease, or as an agent for treating, preventing or improving an inflammatory disease or an allergic disease, comprising, as an active ingredient, (±) 5,6-dihydroxy-8Z,11Z,14Z,17Z-eicosatetraenoic acid (5,6-DiHETE). The inflammatory disease can be an inflammatory disease due to an increase of calcium concentration in vascular endothelial cells, and the inflammatory disease can be an inflammatory disease developed in a tissue or organ selected from the group consisting of digestive organs, circulatory organs, respiratory organs, urinary organs, genital organs, brain, skin, eyes, and fat.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: April 29, 2025
    Assignee: THE UNIVERSITY OF TOKYO
    Inventors: Takahisa Murata, Tatsuro Nakamura, Taiki Hamabata, Kohei Ashina
  • Patent number: 12286650
    Abstract: The purpose of the present invention is to provide a set of two polypeptides for use in light-dependent genetic recombination in which the N-terminal side fragment and the C-terminal side fragment of a Cre protein having an amino acid sequence of SEQ ID NO: 1 respectively bind to two proteins light-dependently forming a dimer.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: April 29, 2025
    Assignee: The University of Tokyo
    Inventor: Moritoshi Sato
  • Publication number: 20250129188
    Abstract: Provided are a catalyst, which enables the production of a high molecular weight olefin polymer having a polar group and being usable for various applications at a high catalytic activity, and a method for producing such an olefin polymer. Use is made of, as a polymerization catalyst for an olefin having a polar group, a metal complex represented by general formula (C1) [wherein: M represents an element in group 10 of the periodic table; X represents a phosphorus atom (P) or arsenic atom (As); R5 to R11 are as described in claims; at least one of R6 and R7 is an aralkyl group represented by general formula (2) (wherein R12 to R21 are as described in claims); L represents an electron-donating ligand; and q is 0, ½, 1 or 2].
    Type: Application
    Filed: August 19, 2022
    Publication date: April 24, 2025
    Applicants: THE UNIVERSITY OF TOKYO, RESONAC CORPORATION, JAPAN POLYETHYLENE CORPORATION
    Inventors: Kyoko NOZAKI, Kento KIMURA, Junichi KURODA, Shinya HAYASHI, Shun NANJO, Masahiro UEMATSU, Tsutomu SAKURAGI
  • Patent number: 12280098
    Abstract: The present invention provides D39-derived mutant PspA that does not undergo deamination and maintains stability as a molecule even around neutral pH range. Specifically, the present invention relates to a protein of the following (a) or (b): (a) a protein comprising the amino acid sequence as set forth in SEQ ID NO: 2 and having pneumococcal vaccine antigenic activity, and a protein substantially identical to the protein; or (b) a protein being a part of the amino acid sequence as set forth in SEQ ID NO: 2, wherein aspartic acid at position 254 is comprised in the part, and having pneumococcal vaccine antigenic activity, and a protein substantially identical to the protein.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: April 22, 2025
    Assignees: THE UNIVERSITY OF TOKYO, HANAVAX INC.
    Inventors: Yoshikazu Yuki, Rika Nakahashi, Hiroshi Kiyono
  • Publication number: 20250122552
    Abstract: The present invention provides a comprehensive assay capable of comprehensively measuring interactive factors for a variety of different types of proteins. In the present invention, provided is a system for detecting activation of a protein by integrating, with mediation of a plurality of factors, changes in the transcriptional regulatory region of a gene whose expression is changed by activation of the protein. The stimulation response ratio of transcription activity before and after stimulation by ligands possessed by individual transcriptional regulatory regions is synergistically integrated, so that a highly sensitive reporter assay system can be constructed.
    Type: Application
    Filed: December 11, 2024
    Publication date: April 17, 2025
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Yuichi IKEDA, Hidetoshi KUMAGAI
  • Publication number: 20250117963
    Abstract: A people flow control evaluation apparatus (100) evaluates an effect of people flow control. A position obtaining unit (110) extracts a position of a target person chronologically from people flow information (20) and stores the position of the target person as chronological position information (41). A direction calculation unit (120) calculates a movement direction of the target person chronologically based on the chronological position information (41) and stores the movement direction of the target person as a chronological movement direction (42). An effect evaluation unit (130) calculates an angular difference between the movement direction of the target person and a direction towards a destination position from the position of the target person chronologically, and evaluates the effect of the people flow control using a chronological change of the angular difference calculated chronologically.
    Type: Application
    Filed: December 18, 2024
    Publication date: April 10, 2025
    Applicants: Mitsubishi Electric Corporation, The University of Tokyo
    Inventors: Hirofumi NISHIKAWA, Katsuhiro NISHINARI
  • Patent number: 12270749
    Abstract: An imaging flow cytometer includes: a flow channel in which an observation object flows and a length in a width direction is longer than a length in a height direction; an acoustic element configured to apply acoustic waves as standing waves to the flow channel; a light source that irradiates the flow channel with illumination light; an image sensor configured to image at least a line included in a cross section of the observation object crossing a flow line direction which is a direction in which the observation object flows in the flow channel by measuring or imaging the observation object passing through a position irradiated with the illumination light; and circuitry configured to generate an image in which the observation object is scanned in the flow line direction on the basis of a plurality of captured images acquired by the imaging unit imaging the line in a time series.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: April 8, 2025
    Assignee: THE UNIVERSITY OF TOKYO
    Inventors: Sadao Ota, Masashi Ugawa
  • Publication number: 20250109388
    Abstract: A method for isolating and concentrating an extracellular vesicle group derived from a cancer cell involves contacting a substance which has affinity towards a carbohydrate antigen CA19-9 with an extracellular vesicle group which has been isolated from blood derived from a patient, and isolating and concentrating an extracellular vesicle group.
    Type: Application
    Filed: April 25, 2023
    Publication date: April 3, 2025
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Motoyuki OTSUKA, Mitsuhiro FUJISHIRO, Chikako SHIBATA
  • Publication number: 20250109154
    Abstract: The present invention relates to a compound represented by the following Formula (I) or a pharmaceutically acceptable salt thereof: wherein in Formula (I), definitions of R1, R2, L, m, and n are each shown in the specification.
    Type: Application
    Filed: January 27, 2023
    Publication date: April 3, 2025
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Tomohiko OHWADA, Yuko OTANI, Luying CHEN, Atsushi MIYAJIMA, Taketomo KIDO
  • Publication number: 20250110346
    Abstract: A polarization splitting device includes a substrate, and a polarization splitting layer having a structure element pattern including a plurality of structure elements each having two-fold rotational symmetry, and formed on an upper surface of the substrate. The polarization splitting layer splits first to sixth polarization components included in object light, and focuses respectively at first to sixth focal positions on a focal plane. The structure element pattern includes a first structure element pattern for focusing the first and second polarization components, a second structure element pattern for focusing the third and fourth polarization components, and a third structure element pattern for focusing the fifth and sixth polarization components, and a pattern constituted by a first structure element, a second structure element, and a third structure element is set as a unit pattern, and a plurality of unit patterns are two-dimensionally arranged.
    Type: Application
    Filed: January 26, 2023
    Publication date: April 3, 2025
    Applicants: HAMAMATSU PHOTONICS K.K., The University of Tokyo
    Inventors: Go SOMA, Yoshiro NOMOTO, Yoshiaki NAKANO, Takuo TANEMURA
  • Patent number: 12263197
    Abstract: It is an object of the present invention to develop a virus preparation comprising an oncolytic HSV having, in vivo, more effective cancer cell-killing activity than the antitumor effects of existing oncolytic HSVs. Specifically, the present invention relates to a virus preparation for the treatment of a cancer, comprising an HSV (herpes simplex virus) having a receptor-retargeted gD mutation and at least one membrane fusion activity-promoting region on the genome, and a method for treating cancer using the aforementioned virus preparation.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: April 1, 2025
    Assignee: THE UNIVERSITY OF TOKYO
    Inventors: Hiroaki Uchida, Hideaki Tahara
  • Publication number: 20250102165
    Abstract: An air conditioning system (1) includes a carbon dioxide separation device (20) configured to separate some or all of carbon dioxide from air that contains carbon dioxide, an electrolytic reduction device (30) configured to generate a hydrocarbon and oxygen using the separated carbon dioxide as a raw material, and an oxygen supply amount control device (40) configured to supply some or all of the oxygen generated by the electrolytic reduction device (30) to a space to be processed (10).
    Type: Application
    Filed: March 7, 2023
    Publication date: March 27, 2025
    Applicants: The University of Tokyo, CHIYODA CORPORATION, SHIMIZU CORPORATION
    Inventors: Hiroji EBE, Masakazu SUGIYAMA, Jun MATSUMOTO, Dai TAKEDA, Ittetsu OBA, Shinya HASHIMOTO, Yukinori FUSE, Mitsuhiro SUMIKURA, Yoshito ARAI
  • Publication number: 20250101143
    Abstract: Provided are a catalyst and a method that enable the production of an olefin-based polymer, which has a polar group and is usable for various applications, at high catalytic activity. A metal complex shown in general formula (C1) (in the formula, M represents a palladium atom or a nickel atom, X represents a phosphorus atom (P), R5-R9 are as set forth in the claims, L represents an electron donating ligand, and q is 0, ½, 1, or 2) is used as a catalyst for polymerization of an olefin having a polar group.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 27, 2025
    Applicants: THE UNIVERSITY OF TOKYO, RESONAC CORPORATION, JAPAN POLYETHYLENE CORPORATION
    Inventors: Kyoko NOZAKI, Falk William SEIDEL, Shumpei AKITA, Kento KIMURA, Junichi KURODA, Masahiro UEMATSU, Tsutomu SAKURAGI
  • Publication number: 20250101146
    Abstract: [Problem] Provided is an oxyethylene chain-containing polymer having excellent biocompatibility and still having excellent reactivity. [Solution] An oxyethylene chain-containing polymer according to the present invention is represented by the following general formula (1): (wherein, in the general formula (1), R1 is —(CH2)p—SH, —(CH2)p—N3, (CH2)p—NH2, or —(CH2)p—COOH, and p is an integer of 1 to 5; R2 to R4 are each independently hydrogen or a C1-10 alkyl group; R5 is a C1-10 alkyl group; R6 is hydrogen or a C1-5 alkyl group; R7 is a C1-10 alkyl group; n is an integer of 5 to 1000; m is an integer of 1 to 10; and q is an integer of 0 to 5).
    Type: Application
    Filed: May 19, 2023
    Publication date: March 27, 2025
    Applicants: MARUZEN PETROCHEMICAL CO., LTD., THE UNIVERSITY OF TOKYO
    Inventors: Takao NISHIURA, Kanjiro MIYATA, Kento FUJIURA
  • Patent number: 12258557
    Abstract: A mammalian or avian cell line that expresses high levels of human influenza virus receptors is provided. In one embodiment, the cell line supports human influenza virus, e.g., human A/H3 influenza virus, isolation and growth much more effectively than corresponding conventional (unmodified) cells or in corresponding human virus receptor-overexpressing cells, and the propagated viruses may maintain higher genetic stability than in the corresponding cells.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: March 25, 2025
    Assignees: Wisconsin Alumni Research Foundation (WARF), The University of Tokyo
    Inventors: Yoshihiro Kawaoka, Kosuke Takada, Masaki Imai
  • Patent number: 12258595
    Abstract: The invention provides for systems, methods, and compositions for altering expression of target gene sequences and related gene products. Provided are structural information on the Cas protein of the CRISPR-Cas system, use of this information in generating modified components of the CRISPR complex, vectors and vector systems which encode one or more components or modified components of a CRISPR complex, as well as methods for the design and use of such vectors and components. Also provided are methods of directing CRISPR complex formation in eukaryotic cells and methods for utilizing the CRISPR-Cas system. In particular the present invention comprehends optimized functional CRISPR-Cas enzyme systems.
    Type: Grant
    Filed: December 27, 2022
    Date of Patent: March 25, 2025
    Assignees: THE BROAD INSTITUTE, INC., MASSACHUSETTS INSTIT JTE OF TECHNOLOGY, UNIVERSITY OF TOKYO, PRESIDENT AND FELLOWS OF HARVARD COLLEGE
    Inventors: Silvana Konermann, Alexandro Trevino, Mark Brigham, Fei Ran, Patrick Hsu, Chie-Yu Lin, Osamu Nureki, Hiroshi Nishimasu, Ryuichiro Ishitani, Feng Zhang