Patents Assigned to Tokyo Institute of Technology
-
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
-
Patent number: 10403933Abstract: In order to improve the stability of an electrolyte, an object of the present disclosure is to develop, among the sulfide solid electrolytes of Li—P—S—O based containing no metal element other than lithium, a new solid electrolyte having a possibility to have high ion conductivity and a method for producing for obtaining the same easily. The present disclosure achieves the object by providing a solid electrolyte material including a sulfide composition represented by a composition formula Li4-4y-xP4+1+y-xP5+xS4-zOz (Li4-4y-xP1+yS4-zOz), wherein 0.6?x<1, 0?z?0.2, and ?0.025?y?0.1, and a method for producing the same.Type: GrantFiled: March 28, 2018Date of Patent: September 3, 2019Assignees: TOKYO INSTITUTE OF TECHNOLOGY, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryoji Kanno, Satoshi Hori
-
Publication number: 20190267655Abstract: To provide an electrolyte membrane that exhibits high proton conductivity even at low humidity, the electrolyte membrane includes a composite membrane including: a microporous polyolefin membrane that has an average pore diameter of 1 to 1000 nm and a porosity of 50 to 90% and that can be impregnated with a solvent having a surface free energy of 28 mJ/m2 or more, and an electrolyte containing a perfluorosulfonic acid polymer having an EW of 250 to 850 loaded into the pores of the microporous polyolefin membrane, wherein the membrane thickness of the composite membrane is 1 to 20 ?m.Type: ApplicationFiled: May 31, 2017Publication date: August 29, 2019Applicants: TOKYO INSTITUTE OF TECHNOLOGY, TEIJIN LIMITED, KANAGAWA INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Takeo YAMAGUCHI, Yuhei OSHIBA, Hidenori OHASHI, Jin TOMATSU, Koji FURUYA, Takao OHNO, Mami NANBU
-
Patent number: 10393449Abstract: A heat storage member including a substrate containing a SiC sintered body as a principal ingredient and a heat storage material configured to store and radiate heat by a reversible chemical reaction with a reaction medium or a heat storage material configured to store and radiate heat by physical adsorption to a reaction medium and physical desorption from a reaction medium. The substrate has a three-dimensional network structure including a skeleton having porosity of 1% or less. A void ratio of a void formed in the three-dimensional network structure of the substrate is ranging from 30 to 95%. The heat storage material is disposed at least in a part of a surface of the void in the three-dimensional network structure of the substrate.Type: GrantFiled: March 24, 2017Date of Patent: August 27, 2019Assignees: NGK Insulators, Ltd., NGK Adrec Co., Ltd., Tokyo Institute of TechnologyInventors: Shinichi Miwa, Toshiharu Kinoshita, Iori Himoto, Yukitaka Kato, Jun Kariya
-
Patent number: 10396395Abstract: To improve the stability of an electrolyte, among the sulfide solid electrolytes of Li—P—S—X based (X is at least one of F, Cl, N and OH) containing no metal element other than lithium, a new solid electrolyte having a possibility to have high ion conductivity and a method for producing for obtaining the same easily. The disclosure achieves the object by providing a solid electrolyte material including a sulfide composition represented by a composition formula Li4?4y?x?zP4+1+y?xP5+xS4?zXz (Li4?4y?x?zP1+yS4?zXz), wherein 0.2?x<1.0, 0?z?0.2, and 0?y?0.075, and X is at least one of F, Cl, N and OH, and the solid electrolyte material has a peak at a position of 2?=17.8°±0.1°, 19.1°±0.1°, 21.7°±0.1°, 23.8°±0.1° and 30.85°±0.1° in X-ray diffraction measurement using a CuK? ray, and method for producing the same.Type: GrantFiled: March 27, 2018Date of Patent: August 27, 2019Assignees: TOKYO INSTITUTE OF TECHNOLOGY, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ryoji Kanno, Satoshi Hori
-
Patent number: 10370590Abstract: A phosphor is represented by the general formula aMIX·MII1-xMIMVO4:(Re)x where MI is at least one atomic element selected from the group consisting of K, Li, Na, Rb, Cs, Fr, Cu, and Ag, with K being essential; MII is at least one atomic element selected from the group consisting of Mg, Ca, Sr, Ba, Ra, Mn, Zn, Cd, and Sn; MV is at least one atomic element selected from the group consisting of P, V, Nb, Ta, As, Sb, and Bi; X is at least one halogen element, with F being essential; Re is at least one atomic element selected from the group consisting of rare earth elements, with Eu being essential; and a is in the range 0.6?a?1.4.Type: GrantFiled: August 26, 2016Date of Patent: August 6, 2019Assignees: 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
-
Publication number: 20190237801Abstract: Provided is a sulfide solid electrolyte material which has a composition that does not contain Ge, while having a smaller Li content than conventional sulfide solid electrolyte materials, and which has both lithium ion conductivity and chemical stability at the same time. A sulfide solid electrolyte which has a crystal structure represented by composition formula (Li3.45+??4?Sn?)(Si0.36Sn0.09)(P0.55??Si?)S4 (wherein ??0.67, ??0.33 and 0.43<?+? (provided that 0.23<??0.4 when ?=0.2 and 0.13<??0.4 when ?=0.3 may be excluded)), or a crystal structure represented by composition formula Li7+?Si?P1??S6 (wherein 0.1??<0.3).Type: ApplicationFiled: August 23, 2017Publication date: August 1, 2019Applicant: Tokyo Institute of TechnologyInventors: Ryoji KANNO, Masaaki HIRAYAMA, Kota SUZUKI, Yulong SUN, Satoshi HORI
-
Publication number: 20190233832Abstract: It was found that bringing a substance into contact with a plant cell after the plant cell is treated with plasma makes it possible to easily and highly efficiently introduce the substance into the cell without causing a damae regardless of the types of the plant and tissue from which the plant cell is derived.Type: ApplicationFiled: June 8, 2017Publication date: August 1, 2019Applicants: NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Ichiro MITSUHARA, Yuki YANAGAWA, Akitoshi OKINO, Hidekazu MIYAHARA, Hiroaki KAWANO, Tomohiro KOBAYASHI, Yosuke WATANABE
-
Patent number: 10350753Abstract: A device and method for easily detecting an abnormality of a joint part of a delta-type parallel link robot having a link ball structure, by estimating a friction torque of a ball joint of the robot. A controller of the robot has: a control section configured to control the motion of the robot; a torque measurement section configured to measure or calculate, during the robot is operated, an amount of change in a drive torque, based on a current value of the motor, before and after the robot represents a specified posture where a sign of a relative angular velocity between a ball and a housing of the ball joint is changed; and a judgment section configured to judge that, when the measured amount of change in the drive torque exceeds a predetermined threshold, a friction state of the ball joint corresponding to the motor is abnormal.Type: GrantFiled: May 30, 2017Date of Patent: July 16, 2019Assignees: FANUC CORPORATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Kenichiro Abe, Yunfeng Wu, Hikaru Yamashiro, Yukio Takeda, Yusuke Sugahara, Daisuke Matsuura, Masumi Ohno
-
Publication number: 20190210008Abstract: Provided is a method for manufacturing a catalyst with which it is possible to obtain a supported metal ammonia synthesis catalyst, in which there are restrictions in terms of producing method and producing facility, and particularly large restrictions for industrial-scale producing, in a more simple manner and so that the obtained catalyst has a high activity. This method for manufacturing an ammonia synthesis catalyst includes: a first step for preparing 12CaO.7Al2O3 having a specific surface area of 5 m2/g or above; a second step for supporting a ruthenium compound on the 12CaO.7Al2O3; and a third step for performing a reduction process on the 12CaO.7Al2O3 supporting the ruthenium compound, obtained in the second step. This invention is characterized in that the reduction process is performed until the average particle diameter of the ruthenium after the reduction process has increased by at least 15% in relation to the average particle diameter of the ruthenium before the reduction process.Type: ApplicationFiled: August 8, 2017Publication date: July 11, 2019Applicants: Tokyo Institute of Technology, Tsubame BHB Co., Ltd.Inventors: Hideo Hosono, Masaaki Kitano, Toshiharu Yokoyama, Jiang Li, Shigeki Kawamura, Kazuhisa Kishida
-
Publication number: 20190212591Abstract: 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: ApplicationFiled: March 14, 2019Publication date: July 11, 2019Applicants: LG DISPLAY CO., LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Osamu SATO, Joji KAWAMURA, Masatoshi TOKITA, Junji WATANABE
-
Publication number: 20190204419Abstract: In a light deflection device and a lider device, a parallel operation can be realized with a simple constitution, so as to avoid enlargement or complication of a system. The reflection angle of the light deflection device depends on a wavelength and a refractive index, so that light beams with respective wavelengths different from each other are simultaneously and parallelly deflected in directions of deflection angles each defined by the wavelength and the refractive index. The light beams with the plural wavelengths different from each other are deflected at the different deflection angles each defined by each wavelength and the refractive index, so that they can be deflected simultaneously and parallelly. The plural deflected light beams can be distinguished from each other based on the difference in the wavelength and the deflection angle of the light, even in the simultaneous and parallel operation.Type: ApplicationFiled: June 28, 2017Publication date: July 4, 2019Applicants: NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITY, TOKYO INSTITUTE OF TECHNOLOGYInventors: Toshihiko BABA, Nobuhiko NISHIYAMA
-
Publication number: 20190206361Abstract: The image data display system according to the present invention makes it possible to comprehend a global distribution of measurement values and a change in details of the measurement values simultaneously. In the present invention, a color information conversion unit converts the measurement values to color information for representing the global distribution of the measurement values. A detail extraction unit extracts detail information of the measurement values from the measurement values. A detail adjustment unit adjusts the strength of detail information and generates adjusted detail information. A color information adding unit adds color information on the basis of the adjusted detail information.Type: ApplicationFiled: September 17, 2017Publication date: July 4, 2019Applicants: NEC Corporation, TOKYO INSTITUTE OF TECHNOLOGYInventors: Takashi SHIBATA, Masayuki TANAKA, Masatoshi OKUTOMI
-
Patent number: 10336987Abstract: A device for culturing a liver tissue has a culture chamber to which at least two flow channels, which are at least for introducing and discharging a culture medium, are connected. A gel which serves as a cell scaffold material is housed in the culture chamber. A co-culture system containing an endothelial cell-derived cell, a hepatocyte-derived cell and a mesenchymal cell is co-cultured on the gel in such a way that the co-culture system has a tubular structure.Type: GrantFiled: November 8, 2013Date of Patent: July 2, 2019Assignees: SHIMADZU CORPORATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Yoichi Fujiyama, Yoh-ichi Tagawa
-
Publication number: 20190185802Abstract: A cell culturing device has: a first culture chamber; a first introduction flow channel and a first discharge flow channel which are connected to the first culture chamber; a second culture chamber connected to a halfway part of the first introduction flow channel via a first porous membrane; and a second introduction flow channel and a second discharge flow channel which are connected to the second culture chamber. The first discharge flow channel is connected to the first culture chamber via a second porous membrane. The first introduction flow channel has a liquid collecting part between the first culture chamber and the second culture chamber.Type: ApplicationFiled: February 21, 2019Publication date: June 20, 2019Applicants: SHIMADZU CORPORATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Yoichi Fujiyama, Yoh-ichi Tagawa
-
Patent number: 10322940Abstract: An ammonia synthesis catalyst having high activity is obtained by having a two-dimensional electride compound having a lamellar crystal structure such as Ca2N support a transition metal. However, since the two-dimensional electride compound is unstable, the stability of the catalyst is low. In addition, in cases where a two-dimensional electride compound is used as a catalyst support, it is difficult to shape the catalyst depending on reactions since the two-dimensional electride compound has poor processability. A composite which includes a transition metal, a support and a metal amide compound, wherein the support is a metal oxide or a carbonaceous support; and the metal amide compound is a metal amide compound represented by general formula (1). M(NH2)x??(1) (In general formula (1), M represents at least one metal atom selected from the group consisting of Li, Na, K, Be, Mg, Ca, Sr, Ba and Eu; and x represents the valence of M.).Type: GrantFiled: December 4, 2015Date of Patent: June 18, 2019Assignees: JAPAN SCIENCE AND TECHNOLOGY AGENCY, TOKYO INSTITUTE OF TECHNOLOGYInventors: Hideo Hosono, Michikazu Hara, Masaaki Kitano, Toshiharu Yokoyama, Yasunori Inoue
-
Publication number: 20190177229Abstract: The object of the present invention is to provide an antibacterial material capable of sustaining antibacterial properties for a long time. The object can be solved by a silver-containing calcium phosphate sintered body having silver particles therein, wherein an average particle diameter of the silver particles is 0.01 to 0.5 ?m.Type: ApplicationFiled: February 28, 2017Publication date: June 13, 2019Applicants: Tokyo Institute of Technology, KYOCERA CorporationInventors: Toshiyuki IKOMA, Tomoaki SUGIYAMA, Hiroaki IGASHIRA, Yugo FUKUYAMA, Michimasa KAMO, Masayuki KYOMOTO, Takashi SASAKI
-
Patent number: 10316353Abstract: Disclosed are methods for detecting a target nucleic acid in a sample. The methods include contacting said sample, in the presence of a polymerase and an endonuclease, with a sequence conversion oligonucleotide. Also disclosed are methods for detecting a target nucleic acid in a sample in which said sample is contacted, in the presence of a polymerase and an endonuclease, with a sequence conversion oligonucleotide and a signal amplifier oligonucleotide. The disclosure also provides compositions and kits comprising such sequence conversion and signal amplifier oligonucleotides.Type: GrantFiled: October 13, 2015Date of Patent: June 11, 2019Assignees: Abbott Laboratories, Tokyo Institute of TechnologyInventors: Ken Komiya, Makoto Komori, Toru Yoshimura
-
Publication number: 20190174093Abstract: 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: ApplicationFiled: July 3, 2017Publication date: June 6, 2019Applicants: NTT DOCOMO, INC., TOKYO INSTITUTE OF TECHNOLOGYInventors: Shinji KIMURA, Kazuhiko TAKAHASHI, Yuji ABURAKAWA, Shunsuke IGARASHI, Tomoya NAKAMURA, Masahiro YAMAGUCHI
-
Patent number: 10301586Abstract: A cell culturing device has: a first culture chamber; a first introduction flow channel and a first discharge flow channel which are connected to the first culture chamber; a second culture chamber connected to a halfway part of the first introduction flow channel via a first porous membrane; and a second introduction flow channel and a second discharge flow channel which are connected to the second culture chamber. The first discharge flow channel is connected to the first culture chamber via a second porous membrane. The first introduction flow channel has a liquid collecting part between the first culture chamber and the second culture chamber.Type: GrantFiled: April 14, 2014Date of Patent: May 28, 2019Assignees: SHIMADZU CORPORATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Yoichi Fujiyama, Yoh-ichi Tagawa