Patents Assigned to Keio University
  • Patent number: 11760978
    Abstract: A cell culture medium for culturing organoid containing at least two types of components selected from the group consisting of insulin-like growth factor 1 (IGH1), fibroblast growth factor 2 (FGF2) and epiregulin (EREG), and at least one type of component among the following components i (to III); i) Wnt agonist, ii) bone morphogenetic protein (BMP) inhibitor, and iii) transforming growth factor-? (TGIF-?) inhibitor.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: September 19, 2023
    Assignee: KEIO UNIVERSITY
    Inventors: Toshiro Sato, Mami Matano
  • Publication number: 20230280977
    Abstract: An arithmetic processing apparatus includes a controlling unit that refers to an attribute of a compressing scheme on data on a main memory when the data is transferred between the main memory and a memory controller, and that transfers the data by switching the compressing scheme based on the referred attribute.
    Type: Application
    Filed: January 31, 2023
    Publication date: September 7, 2023
    Applicants: Fujitsu Limited, KEIO UNIVERSITY
    Inventors: Masaaki Kondo, Makiko Ito
  • Publication number: 20230281475
    Abstract: There is provided the turbulence prediction system or the turbulence prediction method that predicts a zone in a prediction area where the possibility of the occurrence of a turbulence is high at a determination time point.
    Type: Application
    Filed: August 3, 2020
    Publication date: September 7, 2023
    Applicants: ANA HOLDINGS INC., KEIO UNIVERSITY
    Inventors: Ayako Matsumoto, Yoshiaki Miyamoto
  • Patent number: 11737705
    Abstract: An implant installation strength evaluation method includes a step of vibrating an implant, a step of measuring time series data of the number of vibrations and vibration strengths of the implant vibrated in the vibrating step, and a step of deriving information indicating an index of an installation strength of the implant based on the time series data of the number of vibrations and vibration strengths of the implant.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: August 29, 2023
    Assignees: KEIO UNIVERSITY, NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICAL SCIENCE AND TECHNOLOGY
    Inventors: Daisuke Nakashima, Takeo Nagura, Masaharu Nishikino, Noboru Hasegawa, Katsuhiro Mikami, Toshiyuki Kitamura, Shuji Kondo, Hajime Okada, Yoshinori Shimada
  • Publication number: 20230264342
    Abstract: A control system includes a master device, a slave device, and a control device that controls the master device and the slave device. In the control device, a response value acquisition unit acquires data of physical quantities representing action of the movable portion of the master device, and data of physical quantities representing action of the movable portion of the slave device. A command value calculation unit hypothesizes a virtual object that includes the master device and the slave device, and calculates a command value for causing the master device and the slave device to follow behavior expressed in the virtual object by input to the master device and the slave device, on the basis of the data of physical quantities acquired by the response value acquisition unit.
    Type: Application
    Filed: June 25, 2021
    Publication date: August 24, 2023
    Applicant: KEIO UNIVERSITY
    Inventor: Takahiro NOZAKI
  • Publication number: 20230269095
    Abstract: An information processing apparatus acquires a first verifiable credential (VC) that proves the validity of attribute information of a holder by a first signature verifiable by verification procedures of a first decentralized identifiers (DID) infrastructure and a second VC that proves the validity of the attribute information of the holder by a second signature verifiable by verification procedures of a second DID infrastructure. Next, the information processing apparatus verifies the second signature contained in the second VC by the verification procedures of the second DID infrastructure. Further, the information processing apparatus transmits a verification request for verifying the first signature contained in the first VC to a verification device capable of verifying the first signature contained in the first VC by the verification procedures of the first DID infrastructure, and then acquires, from the verification device, verification results of the first signature contained in the first VC.
    Type: Application
    Filed: December 8, 2022
    Publication date: August 24, 2023
    Applicants: Fujitsu Limited, KEIO UNIVERSITY
    Inventors: Mebae Yamaoka, Takeru Fukuoka, Takuya Sakamoto, Shigeya Suzuki
  • Publication number: 20230257701
    Abstract: A method of culturing human induced pluripotent stem cells includes inoculating human induced pluripotent stem cells in a culture medium at an inoculation density of 1.0×104 to 1.0×106 cells/cm2 in a culture vessel and subjecting the human induced pluripotent stem cells to two-dimensional culturing. A method of producing cerebral organoids includes culturing a culture of the human induced pluripotent stem cells obtained by the method of culturing human induced pluripotent stem cells in a culture medium containing a BMP inhibitor and a transforming growth factor ? (TGF?) inhibitor to form cell aggregates, culturing the cell aggregates in a culture medium containing a Wnt signal transduction pathway potentiator and an extracellular matrix, and subjecting the culturing obtained in the culturing the cell aggregates to spinner culturing.
    Type: Application
    Filed: February 9, 2023
    Publication date: August 17, 2023
    Applicants: JSR CORPORATION, KEIO UNIVERSITY
    Inventors: Hayato HIRAMINE, Seiji SHIOZAWA, Hideyuki OKANO, Mitsuru ISHIKAWA
  • Patent number: 11723934
    Abstract: Provided herein are compositions and methods for the induction and/or proliferation of CD8+ T-cells. The disclosure also provides methods of treatment of diseases that can be treated by the induction and/or proliferation of CD8+ T-cells.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: August 15, 2023
    Assignee: Keio University
    Inventors: Kenya Honda, Takeshi Tanoue, Yutaka Kawakami, Koji Atarashi, Satoru Morita, Ashwin Nicholas Skelly
  • Patent number: 11718831
    Abstract: A reagent for differentiating somatic cells into alveolar epithelial cells includes an NK2 homeobox family gene expression vector, and a Fox family gene expression vector, a method for manufacturing alveolar epithelial cells, the method including forcing a somatic cell to express an NK2 homeobox family gene and a Fox family gene and culturing the somatic cell after forced expression, an alveolar epithelial cell manufactured by the manufacturing method, and a cell medicine including the alveolar epithelial cell.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: August 8, 2023
    Assignee: KEIO UNIVERSITY
    Inventors: Makoto Ishii, Tomoko Betsuyaku, Minoru Ko, Masaki Ieda, Masaya Yotsukura, Hisao Asamura, Ahmed Hegab, Yuhki Nakatake, Mayumi Oda
  • Patent number: 11712451
    Abstract: An object of the present invention is to provide, for example, a more practical wound healing accelerator that more effectively accelerates wound healing. More specifically, a feature of the present invention is to provide, for example, a more practical wound healing accelerator that is easily obtained in a larger amount than that of peripheral blood platelet and has a better wound healing effect than that of peripheral blood platelet. The present invention employs a platelet-like cell population coexpressing one or more platelet surface markers and one or more mesenchymal cell surface markers. A wound healing accelerator containing the platelet-like cell population is a more practical wound healing accelerator that more effectively accelerates wound healing. The platelet-like cell population is easily obtained in a larger amount than that of peripheral blood platelet and has a better wound healing effect than that of peripheral blood platelet.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: August 1, 2023
    Assignee: KEIO University
    Inventors: Yumiko Matsubara, Yasuo Ikeda, Keiichi Tozawa, Yukako Uruga, Masaki Yazawa, Taisuke Mori, Kazuo Kishi
  • Patent number: 11698366
    Abstract: A human tissue stem cell in which a gene of interest is introduced into a gene locus of a stem cell marker gene.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: July 11, 2023
    Assignee: KEIO UNIVERSITY
    Inventors: Toshiro Sato, Mariko Shimokawa
  • Publication number: 20230204586
    Abstract: A method for predicting efficacy of treatment of a lung cancer patient using an immune checkpoint inhibitor includes isolating exosomes from a biological sample derived from the lung cancer patient, and determining an expression level of a protein present in the exosomes by a mass spectrometry method, in which the protein is one or more proteins selected from the group of proteins shown in Table 1-1 to Table 1-6.
    Type: Application
    Filed: March 25, 2021
    Publication date: June 29, 2023
    Applicants: JSR Corporation, KEIO UNIVERSITY
    Inventors: Masaru UENO, Seiki WAKUI, Motoaki MIZUUCHI, Araki WAKIUCHI, Yutaka KAWAKAMI, Shigeki OHTA
  • Publication number: 20230203439
    Abstract: A method is provided for producing oligodendrocyte-like cells, including (A) increasing abundances of oligodendrocyte transcription factor 2 (OLIG2) mutant and SRY-box transcription factor 10 (SOX10) in human pluripotent stein cells and (B) culturing the human pluripotent stem cells in which the abundances of the OLIG2 mutant and the SOX10 are increased and consequently differentiating the human pluripotent stem cells into oligodendrocyte-like cells, in which the OLIG2 mutant lacks a serine residue of wild-type OLIG2 at position 147, or the serine residue of the wild-type OLIG2 at position 147 is substituted with an amino acid other than serine.
    Type: Application
    Filed: March 2, 2023
    Publication date: June 29, 2023
    Applicants: JSR Corporation, KEIO UNIVERSITY
    Inventors: Mitsuru ISHIKAWA, Hideyuki OKANO
  • Publication number: 20230203438
    Abstract: A method is provided for producing astrocyte-like cells, including (A) upregulating transcription factors including SRY-box transcription factor 9 (SOX9), nuclear factor IA (NFIA), and nuclear factor IB (NFIB) in human pluripotent stein cells and (B) culturing the human pluripotent stem cells, in which the transcription factors are upregulated, and consequently differentiating the human pluripotent stern cells into astrocyte-like cells.
    Type: Application
    Filed: March 2, 2023
    Publication date: June 29, 2023
    Applicants: JSR Corporation, KEIO UNIVERSITY
    Inventors: Mitsuru ISHIKAWA, Hideyuki OKANO
  • Publication number: 20230190827
    Abstract: With the aim of proving an antibacterial composition against oral bacteria and the like capable of inducing Th1 cell proliferation or activation in an intestinal tract, the present inventors have found out that bacteria that suppress colonization and the like of the oral bacteria and the like in the intestinal tract are present in an intestinal microbiota. Moreover, the present inventors have succeeded in isolating intestinal bacteria that suppress intestinal colonization and the like of oral bacteria and the like.
    Type: Application
    Filed: November 21, 2022
    Publication date: June 22, 2023
    Applicant: KEIO UNIVERSITY
    Inventors: Kenya HONDA, Koji Atarashi, Seiko Narushima, Wataru Suda, Masahira Hattori, Munehiro Furuichi, Takaaki Kawaguchi, Keiko Mitobe
  • Patent number: 11656173
    Abstract: A configuration of a time and space-resolved infrared spectroscopic analysis which can be integrated onto a chip is provided. An infrared analysis system includes a light source having a nanocarbon material as a luminescent material, and a photodetector configured to detect an infrared light emitted from the light source and transmitted through or reflected from a sample, wherein the nanocarbon material is provided on a surface of a substrate and configured to output a surface-emitted light.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: May 23, 2023
    Assignee: KEIO UNIVERSITY
    Inventors: Hideyuki Maki, Yusuke Fukazawa
  • Publication number: 20230141048
    Abstract: A learning assistance system includes an operation control unit, a parameter acquisition unit, and a display control unit. The operation control unit causes an apparatus to be controlled to operate in accordance with force tactile sensation during operation by a user. The parameter acquisition unit acquires control parameters that are used for the control by the operation control unit. The operation control unit and the display control unit comparably provide, to a second user, a first control parameter acquired by the parameter acquisition unit in a case where the operation control unit controlled the operation of the apparatus based on operation by the first user and a second control parameter acquired by the parameter acquisition unit in a case where the operation control unit controlled the operation of the apparatus based on operation by the second user.
    Type: Application
    Filed: February 26, 2021
    Publication date: May 11, 2023
    Applicants: KEIO UNIVERSITY, Motion Lib, Inc.
    Inventors: Kouhei OHNISHI, Takahiro MIZOGUCHI, Wataru IIDA
  • Publication number: 20230143373
    Abstract: A medical apparatus includes a treatment mechanism, a slave actuator, an operation control unit, and a parameter acquisition unit. The treatment mechanism is used for treating a patient. The slave actuator causes the treatment mechanism to perform the treatment. The operation control unit calculates the control parameters related to the force tactile sensation, based on the information about the position that is detected along with the treatment and controls the operation of the slave actuator for causing the treatment mechanism to perform the treatment, based on the control parameters related to the force tactile sensation. The parameter acquisition unit acquires the control parameters related to the force tactile sensation.
    Type: Application
    Filed: March 29, 2021
    Publication date: May 11, 2023
    Applicants: KANAGAWA INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY, KEIO UNIVERSITY
    Inventors: Tomoyuki SHIMONO, Hiroshi ASAI, Kouhei OHNISHI, Takuya MATSUNAGA, Hironao KOBAYASHI, Masaya NAKAMURA, Mitsuru YAGI
  • Publication number: 20230144236
    Abstract: - - - A position/force control system includes one or multiple masterprimary apparatuses that receive an input of a treatment operation, one or multiple secondary apparatuses that output a treatment operation, and a control device that controls the one or multiple primary apparatuses and the one or multiple secondary apparatuses. The control device transmits a control parameter for causing the one or multiple secondary apparatusesto output force tactile sensation that corresponds to the treatment operation that is inputted into the one or multiple masterprimary apparatuses to the one or multiple secondary apparatuses and transmits a control parameter for causing the one or multiple masterprimary apparatuses to output reaction force against the treatment operation that is outputted by the one or multiple secondary apparatuses to the one or multiple primary apparatuses.
    Type: Application
    Filed: November 7, 2022
    Publication date: May 11, 2023
    Applicants: TOYOTA BOSHOKU KABUSHIKI KAISHA, KEIO UNIVERSITY, Motion Lib, Inc.
    Inventors: Koji KANEDA, Kouhei OHNISHI, Takahiro MIZOGUCHI, Genki KOKUBUN
  • Publication number: 20230134614
    Abstract: A position/force control system includes a worn unit and a control unit. The worn unit is configured to be worn on a body of a user, and provides force tactile sensation by an actuator. The control unit acquires data of a position of the worn unit in a space, based on data of space in which a touching object exists. The worn unit includes a control unit that acquires the data of the position from the control unit and controls driving of the actuator based on impedance and contour information of the touching object in the space, and the data of the position, thereby providing force tactile sensation.
    Type: Application
    Filed: February 27, 2021
    Publication date: May 4, 2023
    Applicants: KEIO UNIVERSITY, Motion Lib, Inc.
    Inventors: Kouhei OHNISHI, Takahiro MIZOGUCHI