Patents Assigned to University of Tokyo
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Publication number: 20250144759Abstract: 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: ApplicationFiled: December 27, 2022Publication date: May 8, 2025Applicants: The University of Tokyo, DMG MORI CO., LTDInventors: Hiroshi FUJIMOTO, Takumi HAYASHI, Yuki TERADA, Yoshihiro ISAOKA
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Publication number: 20250140861Abstract: In an electrode binder of a lithium ion secondary battery including a polymer solid electrolyte, the binder employs a polymer (A) which is a carboxyl group-containing polymer or a salt thereof and which provides a 5 mass % aqueous solution of the polymer (A) has a viscosity of 10,000 mPa·s or more at 25° C.Type: ApplicationFiled: August 1, 2022Publication date: May 1, 2025Applicants: TOAGOSEI CO., LTD., National University Corporation Tokyo University of Agriculture and TechnologyInventors: Tomoko Nakano, Naohiko Saito, Yoichi Tominaga
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Publication number: 20250135433Abstract: [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: ApplicationFiled: September 27, 2022Publication date: May 1, 2025Applicants: DAIKIN INDUSTRIES, LTD., The University of TokyoInventors: Takuya MATSUOKA, Mayu NISHIMURA, Ichiro SAKATA, Bunshi FUGETSU, Vipin ADAVAN KILIYANKIL, Takayuki UEKI
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Patent number: 12286650Abstract: 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: GrantFiled: April 10, 2018Date of Patent: April 29, 2025Assignee: The University of TokyoInventor: Moritoshi Sato
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Publication number: 20250113807Abstract: The transplant fish production method includes selecting a donor fish species, selecting first and second fish species which are a combination that could be sterile, producing a hybrid fish species of the selected first fish species and second fish species, and transplanting reproductive cells of the donor fish species into the produced hybrid fish species.Type: ApplicationFiled: July 18, 2024Publication date: April 10, 2025Applicants: Nissui Corporation, National University Corporation Tokyo University of Marine Science and TechnologyInventors: Goro Yoshizaki, Yutaka Takeuchi, Ryosuke Yazawa, Wataru Kawamura
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Publication number: 20250117963Abstract: 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: ApplicationFiled: December 18, 2024Publication date: April 10, 2025Applicants: Mitsubishi Electric Corporation, The University of TokyoInventors: Hirofumi NISHIKAWA, Katsuhiro NISHINARI
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Publication number: 20250107750Abstract: To provide a posture evaluation apparatus, a posture evaluation system, a posture evaluation method, and a program that are capable of suitably evaluating a backward-bending posture. The posture evaluation apparatus according to the present disclosure calculates a feature including at least a feature of an inclination of a head relative to a trunk, based on body information including information indicating at least an inclination of the trunk and an inclination of the head in a body of a subject person in a backward-bending posture in which the subject person is bent backward, and estimates a state of at least a spine in the backward-bending posture, based on the calculated feature.Type: ApplicationFiled: September 23, 2024Publication date: April 3, 2025Applicants: NEC CORPORATION, National University Corporation Tokyo Medical and Dental UniversityInventors: Shuhei NOYORI, Makoto YASUKAWA, Keisuke SUZUKI, Yuki KOSAKA, Akimoto NIMURA, Koji FUJITA, Takuya IBARA
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Publication number: 20250110346Abstract: 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: ApplicationFiled: January 26, 2023Publication date: April 3, 2025Applicants: HAMAMATSU PHOTONICS K.K., The University of TokyoInventors: Go SOMA, Yoshiro NOMOTO, Yoshiaki NAKANO, Takuo TANEMURA
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Publication number: 20250102165Abstract: 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: ApplicationFiled: March 7, 2023Publication date: March 27, 2025Applicants: The University of Tokyo, CHIYODA CORPORATION, SHIMIZU CORPORATIONInventors: Hiroji EBE, Masakazu SUGIYAMA, Jun MATSUMOTO, Dai TAKEDA, Ittetsu OBA, Shinya HASHIMOTO, Yukinori FUSE, Mitsuhiro SUMIKURA, Yoshito ARAI
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Patent number: 12258557Abstract: 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: GrantFiled: November 30, 2023Date of Patent: March 25, 2025Assignees: Wisconsin Alumni Research Foundation (WARF), The University of TokyoInventors: Yoshihiro Kawaoka, Kosuke Takada, Masaki Imai
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Patent number: 12259311Abstract: The present disclosure provides methods and systems for ghost cytometry (GC), which may be used to produce an image of an object without using a spatially resolving detector. This may be used to perform image-free ultrafast fluorescence “imaging” cytometry, based on, for example, a single pixel detector. Spatial information obtained from the motion of cells relative to a patterned optical structure may be compressively converted into signals that arrive sequentially at a single pixel detector. Combinatorial use of the temporal waveform with the intensity distribution of the random or pseudo-random pattern may permit computational reconstruction of cell morphology. Machine learning methods may be applied directly to the compressed waveforms without image reconstruction to enable efficient image-free morphology-based cytometry.Type: GrantFiled: August 25, 2023Date of Patent: March 25, 2025Assignees: ThinkCyte K.K., University of Tokyo, Osaka UniversityInventors: Sadao Ota, Ryoichi Horisaki, Yoko Kawamura, Masashi Ugawa, Issei Sato
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Patent number: 12251436Abstract: Modified influenza virus neuraminidases are described herein that improve viral replication, thus improving the yield of vaccine viruses. Expression of such modified. neuraminidases by influenza virus may also stabilize co-expressed hemagglutinins so that the hemagglutinins do not undergo mutation.Type: GrantFiled: December 9, 2021Date of Patent: March 18, 2025Assignees: Wisconsin Alumni Research Foundation (WARF), The University of TokyoInventors: Yoshihiro Kawaoka, Shinya Yamada, Shiho Chiba
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Patent number: 12251491Abstract: Provided is a thrombin-carrying hemostatic sheet that is suitable for hemostasis during surgery, in particular, for hemostasis during spine surgery, that is convenient without preparation before use, and that is bioabsorbable and can be embedded in the body as it is. The hemostatic sheet is composed of a gelatin sponge carrying an effective amount of thrombin, wherein (A) the density is 30 to 55 mg/cm3, and (B) the shape maintaining angle in wet conditions is 55 to 120°.Type: GrantFiled: March 19, 2020Date of Patent: March 18, 2025Assignees: Astellas Pharma Inc., National University Corporation Tokyo Medical and Dental UniversityInventors: Makoto Ogino, Keiichi Yoshihara, Yasuharu Kimura, Megumi Aoki, Toshitaka Yoshii, Satoru Egawa
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Patent number: 12253515Abstract: Provided are an expression inhibitor of a cancer promoting factor based on the discovery of a new factor influencing the expression amount/level of a cancer promoting factor, and a development tool therefor. Provided are also a diagnostic agent and a diagnosis method for cancer. More specifically provided are: an expression inhibitor of a cancer promoting factor containing at least one kind of inhibitor selected from the group consisting of RBMS expression inhibitor and RBMS function inhibitor; a screening method using as an indicator the expression or the function of RBMS; an expression cassette useful for the method; as well as a diagnostic agent containing a product detection agent for RBMS gene expression and cancer detection method using as an indicator RBMS gene expression amount/level.Type: GrantFiled: November 9, 2018Date of Patent: March 18, 2025Assignees: National University Corporation Tokyo Medical and Dental University, Nippon Zoki Pharmaceutical Co., Ltd.Inventors: Hiroshi Asahara, Tomoki Chiba, Kentaro Abe
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Publication number: 20250065750Abstract: A power supply apparatus includes a power reception coil mounted to a moving object, a plurality of relay coils, and a power reception circuit connected with the power reception coil. The relay coils are configured to successively relay supply of electric power from a power transmission coil, which is arranged along a surface on which the moving object moves, to the power reception coil during movement of the moving object. Each of the relay coils includes a first coil and a second coil, which are configured to be magnetic-field-coupled respectively to the power transmission coil and the power reception coil, and a connection circuit that connects the first and second coils. The connection circuit includes at least one resonance capacitor involved in setting of a resonance frequency of at least one of the first and second coils. The at least one resonance capacitor has a parallel characteristic.Type: ApplicationFiled: November 14, 2024Publication date: February 27, 2025Applicants: DENSO CORPORATION, The University of TokyoInventors: Hayato SUMIYA, Eisuke TAKAHASHI, Nobuhisa YAMAGUCHI, Hiroshi FUJIMOTO, Osamu SHIMIZU
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Patent number: 12233634Abstract: There is provided a porous body which has a first surface and a second surface opposite to each other, and which comprises a first polymer material and a second polymer material, in which a Young's modulus of the first polymer material is lower than a Young's modulus of the second polymer material, an in vivo disappearance rate of the first polymer material is higher than an in vivo disappearance rate of the second polymer material, and a composition in a first region of the porous body and a composition in a second region of the porous body are different from each other.Type: GrantFiled: June 5, 2019Date of Patent: February 25, 2025Assignees: National University Corporation Tokyo University of Agriculture and Technology, NIPPON MEDICAL SCHOOL FOUNDATIONInventors: Yasumoto Nakazawa, Chiemi Sakata, Shuhei Tara, Eri Koyanagi
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Patent number: 12237346Abstract: According to an aspect, a detection device includes a plurality of optical sensors arranged on a substrate. Each of the optical sensors includes a first photodiode and a second photodiode that is coupled in series and in an opposite direction to the first photodiode.Type: GrantFiled: July 25, 2023Date of Patent: February 25, 2025Assignees: Japan Display Inc., The University of TokyoInventors: Keiichi Saito, Takashi Nakamura, Gen Koide, Takao Someya, Tomoyuki Yokota
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Patent number: 12227642Abstract: An object of the present invention is to provide a gel material including a solvophilic polymer having a ?m-scale porous structure. A polymer gel in which solvophilic polymer units are cross-linked with each other, wherein the polymer gel contains a solvent and has a three-dimensional network structure having two regions: a first region in which the polymer units are densely present and a second region in which the polymer units are sparsely present, and a mesh size composed of the first region is from 1 to 500 ?m.Type: GrantFiled: July 29, 2019Date of Patent: February 18, 2025Assignee: The University of TokyoInventors: Takamasa Sakai, Yuichi Tei
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Patent number: 12230023Abstract: An analysis device includes an analysis unit configured to receive scattered light, transmitted light, fluorescence, or electromagnetic waves from an observed object located in a light irradiation region light-irradiated from a light source and analyze the observed object on the basis of a signal extracted on the basis of a time axis of an electrical signal output from a light-receiving unit configured to convert the received light or electromagnetic waves into the electrical signal.Type: GrantFiled: November 16, 2023Date of Patent: February 18, 2025Assignees: The University of Tokyo, Osaka UniversityInventors: Sadao Ota, Issei Sato, Katsuhito Fujiu, Satoko Yamaguchi, Kayo Waki, Yoko Itahashi, Ryoichi Horisaki
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Publication number: 20250049735Abstract: It is an object of the present invention to provide a preventive agent, a therapeutic agent or a therapeutic composition for steatohepatitis developed by phospholipid deficiency or decreased phospholipid synthesis in the liver, and to provide a therapeutic method for the aforementioned disease. More specifically, the present invention relates to a therapeutic agent for steatohepatitis, comprising, as an active ingredient, choline or a choline metabolite, ethanolamine or an ethanolamine metabolite, a salt thereof, or a solvate thereof, wherein the therapeutic agent for steatohepatitis is characterized in that the steatohepatitis is developed by decreased phospholipid synthesis in the liver. Examples of the choline metabolite may include betaine, dimethylglycine, and phosphatidylcholine.Type: ApplicationFiled: December 5, 2022Publication date: February 13, 2025Applicant: The University of TokyoInventors: Hisamitsu HAYASHI, Yusuke SABU, Ryutaro TAMURA