Patents Assigned to Tokyo Institute of Technology
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Patent number: 10582154Abstract: A picture presentation system 1 presents a user U with a picture where a virtual image Di is created in a space in front of the user U. The picture presentation system 1 includes a hologram mirror 10 configured to reflect a picture composed of light of a specific wavelength at an angle different from an angle of incidence and transmit light other than the light of the specific wavelength, and a screen 20 configured to display the picture toward the hologram mirror. The hologram mirror 10, being placed opposite to the user U, reflects the picture from the screen 20 in such a way that the user U can visually recognize the virtual image Di of the picture at a position on the opposite side from the user U across the hologram mirror 10 (arrow AR1).Type: GrantFiled: July 3, 2017Date of Patent: March 3, 2020Assignees: NTT DOCOMO, INC., TOKYO INSTITUTE OF TECHNOLOGYInventors: Shinji Kimura, Kazuhiko Takahashi, Yuji Aburakawa, Shunsuke Igarashi, Tomoya Nakamura, Masahiro Yamaguchi
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Patent number: 10562846Abstract: The present invention provides a compound of the formula (I): wherein, R1 is a hydrogen atom or a hydrocarbon group; R2 is —R4—R5; R3 is —R4—R5 or —R4—R6; R4 is a divalent organic group; R5 is OH, SH, COOH or NHR9; R9 is a hydrogen atom or an alkyl group having 1-6 carbon atoms; and R6 is a hydrogen atom or an alkyl group having 1-6 carbon atoms.Type: GrantFiled: March 10, 2016Date of Patent: February 18, 2020Assignees: DAIKIN INDUSTRIES, LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Tadashi Kanbara, Tsuyoshi Noguchi, Toshikazu Takata, Hiromitsu Sogawa, Shunsuke Monjiyama, Toyokazu Tsutsuba
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Patent number: 10558084Abstract: A method of fabricating a liquid crystal display device includes forming a first alignment layer on a first substrate, forming a second alignment layer on a second substrate, disposing the first substrate and the second substrate such that the first alignment layer and the second alignment layer are spaced apart, forming a liquid crystal layer including liquid crystal molecules between the first alignment layer and the second alignment layer and forming an electrode layer on one of the first substrate and the second substrate, the electrode layer applying an electric field to the liquid crystal molecules along a direction parallel to the first and second substrates, the forming the first alignment layer including applying a copolymer solution including first moieties and second moieties, and the first moieties have affinity with the first substrate, and the second moieties have compatibility with the liquid crystal molecules and heating the first alignment layer.Type: GrantFiled: March 14, 2019Date of Patent: February 11, 2020Assignees: LG DISPLAY CO., LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Osamu Sato, Joji Kawamura, Masatoshi Tokita, Junji Watanabe
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Patent number: 10541443Abstract: (Problem to be Solved) A solid electrolyte material with favorable ion conductivity is demanded from the viewpoint of the higher output of a battery. The present invention was made in view of the above-described problems, with an object of providing a sulfide solid electrolyte material with favorable Li ion conductivity and providing a lithium battery including the sulfide solid electrolyte material. (Solution) There are provided: a solid electrolyte including a sulfide-based solid electrolyte represented by a composition formula: (Li2S)x(MS2)y(P2S5)z, in which M is at least one selected from the group consisting of Ge, Sb, Si, Sn, B, Al, Ga, In, Zr, V, and Nb, and 0.53?x?0.74, 0.13?y?0.37, 0.04?z?0.15, and x+y+z=1 are satisfied; and a lithium battery including the solid electrolyte.Type: GrantFiled: July 8, 2016Date of Patent: January 21, 2020Assignees: Tokyo Institute of Technology, Tokyo Jidosha Kabushiki KaishaInventors: Ryoji Kanno, Yuki Inoue
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Patent number: 10538791Abstract: Provided are a method for enhancing the production quantity of poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) (P(3HB-co-3HH)) having a high fraction of 3-hydroxyhexanoate (3HH) using a saccharide or glycerol as a starting material; a method for producing a P(3HB-co-3HH) copolymer including performing transformation by homologous recombination of a crotonyl-CoA reductase gene in a chromosome of a recombinant strain of Cupriavidus necator endowed with the ability to produce P(3HB-co-3HH), or performing transformation by introducing an autonomous replication vector in which the crotonyl-CoA reductase gene is incorporated in the aforementioned strain, and cultivating the transformant in a medium containing a saccharide or glycerol as a carbon source; and a method for enhancing the production quantity of the copolymer and/or the fraction of 3HHx in the copolymer.Type: GrantFiled: August 4, 2015Date of Patent: January 21, 2020Assignees: Tokyo Institute of Technology, Kaneka CorporationInventors: Toshiaki Fukui, Izumi Orita
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Publication number: 20200009273Abstract: There is provided a labeling precursor compound represented by the general formula (2): wherein S represents a substrate, L represents a straight alkyl group having 1 to 6 carbon atoms which may contain an ether group, R1 and R2 each independently represent a straight or branched alkyl group having 1 to 30 carbon atoms, or a substituted or unsubstituted monocyclic or condensed polycyclic aryl group, R3 each independently represent an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms, and p represents an integer of 0 to 4.Type: ApplicationFiled: March 5, 2018Publication date: January 9, 2020Applicants: NIHON MEDI-PHYSICS CO., LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Masato KIRIU, Hiroaki ICHIKAWA, Yuki OKUMURA, Hiroshi TANAKA
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Publication number: 20190382657Abstract: In a phosphor according to an aspect, an emission site has a perovskite crystal structure expressed by ABX3, in which A and B are each a cation and X is an anion, and an emission element is located at a B site serving as a body center of the perovskite crystal structure.Type: ApplicationFiled: August 27, 2019Publication date: December 19, 2019Applicants: KOITO MANUFACTURING CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY, NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITYInventors: Hisayoshi DAICHO, Yu SHINOMIYA, Kiminori ENOMOTO, Hideo HOSONO, Satoru MATSUISHI, Hiroshi SAWA, Akitoshi NAKANO
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Publication number: 20190382537Abstract: Provided are a multiple-metal salt assembly of dendrimer in which multiple-metal salt compounds with a number of, for example four or more types, particularly five or more types of multiple metals can be assembled for each of parts with different environments so that, particularly, the total metal atom number becomes less than 60, a method for producing the same, and a method for producing subnano metal particles including the multiple-metal salt assembly of the dendrimer.Type: ApplicationFiled: February 23, 2018Publication date: December 19, 2019Applicant: TOKYO INSTITUTE OF TECHNOLOGYInventors: Kimihisa YAMAMOTO, Takamasa TSUKAMOTO, Tetsuya KAMBE, Naoki HARUTA, Takane IMAOKA
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Publication number: 20190376958Abstract: The purpose of the present invention is to develop a kit capable of detecting antigen or measuring its amount with high sensitivity without requiring an immobilization step and a washing step. The present invention provides a kit for detecting antigen or measuring its amount. The kit comprises a complex of a polypeptide including an antibody light chain variable region and a polypeptide including an antibody heavy chain variable region and a protein M fragment labeled with a fluorescent dye. The protein M fragment is a fragment having a binding ability to the complex.Type: ApplicationFiled: January 17, 2018Publication date: December 12, 2019Applicant: TOKYO INSTITUTE OF TECHNOLOGYInventors: Hiroshi UEDA, Yuki OHMURO, Chihiro MIYAKE, Tomoya TSUKAHARA
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Patent number: 10501826Abstract: The present invention provides a superelastic alloy containing Au in an amount of 8.0% by mass or more and 20.0% by mass or less and at least one of Cr and Mo as essential additive elements, Ta as an optional additive element, and Ti and inevitable impurities as a balance, wherein the Cr equivalent calculated on the basis of the following formula for the relationship of the Cr content, the Mo content and the Ta content is within the range of more than 0.5 and less than 8.0. The alloy is a Ni-free superelastic alloy, and has favorable X-ray-imaging property. Accordingly, the alloy can be suitably used in medical fields. Cr equivalent=[Cr content (% by mass)]+([Mo content (% by mass)]/1.Type: GrantFiled: October 14, 2015Date of Patent: December 10, 2019Assignees: TANAKA KIKINZOKU KOGYO K. K., TOKYO INSTITUTE OF TECHNOLOGYInventors: Hideki Hosoda, Tomonari Inamura, Masaki Tahara, Yuri Shinohara, Kota Fuchiwaki, Kenji Goto
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Publication number: 20190367659Abstract: An object of the present invention is to provide a novel rotaxane and a polyurethane using the same. The present invention provides a rotaxane having a crown ether and a chain molecule piercing through the cyclic structure of the crown ether, wherein a hydroxyl group exists at one terminal of the chain molecule, and a hydroxyl group bonds to the cyclic structure of the crown ether. The present invention further provides a polyurethane using the rotaxane as a polyol component.Type: ApplicationFiled: May 7, 2019Publication date: December 5, 2019Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Toshiyuki Tarao, Mami Tanaka, Toshikazu Takata, Jun Sawada
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Patent number: 10498233Abstract: A bidirectional chopper circuit 1 is provided with: a main power converter 11 having a first switch 21-1 and a second switch 21-2 set up so that one switch is turned off when the other switch is turned on and connected in series with each other so as to line up in a conduction direction when turned on, the terminals on both sides of the main power converter 11 on the opposite sides to the connection sides for the first switch 21-1 and the second switch 21-2 being a pair of first external connection terminals; a plurality of single-phase full-bridge power converters 22-j and a pair of second external connection terminals provided on wiring that branches from wiring connecting the first switch 21-1 and the second switch 21-2 so that one or both are connected in cascade; and an inductor 13 connected in series with the single-phase full-bridge power converters 22-j on wiring that branches from wiring connecting the first switch 21-1 and the second switch 21-2.Type: GrantFiled: March 7, 2016Date of Patent: December 3, 2019Assignees: Tokyo Institute of Technology, Toshiba-Mitsubishi-Electric Industrial Systems CorporationInventors: Hirofumi Akagi, Makoto Hagiwara
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Patent number: 10461363Abstract: A sulfide solid electrolyte material has favorable ion conductivity and resistance to reduction. The sulfide solid electrolyte material includes a peak at a position of 2?=29.86°±1.00° in X-ray diffraction measurement using a CuK? ray, and a composition of Li2y+3PS4 (0.1?y?0.175).Type: GrantFiled: June 8, 2015Date of Patent: October 29, 2019Assignees: TOKYO INSTITUTE OF TECHNOLOGY, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryoji Kanno, Masaaki Hirayama, Kota Suzuki, Satoshi Hori, Yuki Kato
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Patent number: 10459707Abstract: Providing an instruction-set simulator and a method for generating such simulator that is capable or guaranteeing the full restoration of source program file from the binary executable program, in which the generated source program is easy to analyze, and the simulation speed is considerably fast.Type: GrantFiled: January 23, 2018Date of Patent: October 29, 2019Assignee: Tokyo Institute of TechnologyInventor: Tsuyoshi Isshiki
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Patent number: 10457916Abstract: It is an object of the present invention to provide a method for efficiently directing differentiation into insulin-producing cells in a xeno-free culture system.Type: GrantFiled: May 19, 2015Date of Patent: October 29, 2019Assignee: Tokyo Institute of TechnologyInventors: Shoen Kume, Nobuaki Shiraki
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Publication number: 20190315628Abstract: A two-dimensional hydrogen boride-containing sheet of the present invention has a two-dimensional network that consists of (HB)n (n?4).Type: ApplicationFiled: October 18, 2017Publication date: October 17, 2019Applicants: University of Tsukuba, Tokyo Institute of TechnologyInventors: Takahiro Kondo, Junji Nakamura, Hiroaki Nishino, Asahi Fujino, Tomohiro Fujimori, Hideo Hosono, Masahiro Miyauchi
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Patent number: 10446783Abstract: A light-emitting device includes a pair of first electrodes arranged separated from and opposing each other on a first surface of a substrate; a light-emitting layer arranged on at least one of the first electrodes; a second electrode arranged on the light-emitting layer; and a bridge layer connecting the first electrodes. The bridge layer is formed of a material having a resistance that falls within a range of 100 k? to 100 M?.Type: GrantFiled: March 16, 2017Date of Patent: October 15, 2019Assignees: JAPAN SCIENCE AND TECHNOLOGY AGENCY, TOKYO INSTITUTE OF TECHNOLOGY, Asahi Glass Company, LimitedInventors: Hideo Hosono, Yoshitake Toda, Nobuhiro Nakamura, Naomichi Miyakawa, Satoru Watanabe, Toshinari Watanabe
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Patent number: 10436632Abstract: A terahertz image measurement device includes a terahertz detection sensor, a magnetic field generating unit, and a measurement control unit. The sensor detects near-field light of terahertz light emitted from a sample. The magnetic field generating unit has a coil disposed around the sample and the sensor, and wound to surround the optical axis of terahertz light irradiated on the sensor, and applies to the sensor a magnetic field generated by allowing an electric current to flow through the coil. The measurement control unit changes a value of the electric current flowing through the coil, sets a strength of the magnetic field to a magnetic field value for which a detection signal level of the terahertz light detected by the sensor increases prominently, and allows the magnetic field value to conform to a specific frequency of the terahertz light.Type: GrantFiled: December 14, 2016Date of Patent: October 8, 2019Assignee: TOKYO INSTITUTE OF TECHNOLOGYInventor: Yukio Kawano
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Patent number: 10430971Abstract: A parallax calculating apparatus is provided with: a processor configured to perform, on each of a plurality of types of block shapes that are different from each other, (i) a parallax calculation process, (ii) a block group setting process, and (iii) a cost calculation process, by using a pair of images photographed by a stereo camera; and a selector configured to perform, on each of a plurality of pixels that constitute the image, a parallax selection process of setting a parallax value of a block in which a cost associated by the cost calculation process is minimum, as a parallax of a target pixel in which the parallax is to be obtained, from among a plurality of blocks, each of which includes the target pixel and which respectively correspond to the plurality of types of block shapes.Type: GrantFiled: February 13, 2018Date of Patent: October 1, 2019Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOKYO INSTITUTE OF TECHNOLOGYInventors: Junya Ueno, Keiji Saneyoshi, Hiroaki Iwata
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Patent number: 10415606Abstract: An actuator main body (11) is formed by a plurality of artificial muscles (12). Each artificial muscle (12) includes an elastic tube (13) and a braided tube (15) covering an outside of the elastic tube (13). A first outside cylindrical body (21) is attached to one end portion of the actuator main body (11), and a second outside cylindrical body (22) is attached to the other end portion of the actuator main body (11). Bonding portions (23, 24) are respectively provided in the first and second outside cylindrical bodies (21, 22). The bonding portions (23, 24) are used to bond the elastic tube (13) to the braided tube (15), to bond the outside cylindrical body (21) to the artificial muscles (12), and to bond the outside cylindrical body (22) to the artificial muscles (12).Type: GrantFiled: October 28, 2015Date of Patent: September 17, 2019Assignees: Koganei Corporation, Tokyo Institute of TechnologyInventors: Kazutoshi Kouno, Koichi Suzumori