Patents Assigned to Tohoku University
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Patent number: 10487045Abstract: The present invention provides a pharmaceutical composition for treating or preventing a cognitive disease or disorder, containing a compound represented by Formula (I), an enantiomer thereof, a diastereomer thereof, or a pharmaceutically acceptable salt thereof.Type: GrantFiled: January 26, 2017Date of Patent: November 26, 2019Assignees: Tohoku University, Brain Innovation Co., Inc.Inventors: Shigeki Moriguchi, Koji Fukunaga, Yoshiharu Iwabuchi
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Patent number: 10481110Abstract: A device that uses a grating to carry out high sensitivity radiographic image shooting using the wave nature of x-rays or the like can shoot a sample that moves relative to a device. A pixel value computation section determines, using a plurality of intensity distribution images of a sample that moves in a direction that traverses the path of radiation, whether or not a point (p, q) on the sample belongs in a region (Ak) on each intensity distribution image. Further, the pixel value computation section obtains a sum pixel value (Jk) for each region (Ak) by summing pixel values on the each intensity distribution image for point (p, q) that belongs to each region (Ak). An image computation section creates a required radiographic image using the sum pixel values (Jk) of the region (Ak).Type: GrantFiled: August 19, 2016Date of Patent: November 19, 2019Assignees: Tohoku University, Rigaku CorporationInventors: Atsushi Momose, Takafumi Koike, Masahiro Nonoguchi
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Publication number: 20190334516Abstract: A switching circuit device includes high-side and low-side switching element circuits, and high-side and low-side drive circuits. The high-side switching element circuit includes a high-side switching element connected between an output terminal and a high-voltage terminal of a high voltage source. The low-side switching element circuit includes a low-side switching element connected between the output terminal and a reference potential terminal. The high-side drive circuit turns on the high-side switching element. The low-side drive circuit turns on the low-side switching element. The high-side drive circuit includes a bootstrap capacitor connected to a drive power source. The bootstrap capacitor is charged while the low-side switching element is ON. The high-side drive circuit applies a gate voltage to the high-side switching element while the low-side switching element is OFF. The gate voltage is defined by adding a voltage of the output terminal to a voltage of the bootstrap capacitor.Type: ApplicationFiled: September 15, 2017Publication date: October 31, 2019Applicant: Tohoku UniversityInventors: Kazuki Itoh, Tetsuo Endoh
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Publication number: 20190323039Abstract: Provided is a method for producing a polyisoprenoid, which can increase natural rubber production by enhancing the rubber synthesis activity of rubber particles. The present invention provides methods for producing a polyisoprenoid using a gene coding for a cis-prenyltransferase (CPT) family protein, a gene coding for a Nogo-B receptor (NgBR) family protein and a gene coding for a rubber elongation factor (REF) family protein, specifically a method for producing a polyisoprenoid in vitro using rubber particles bound to proteins coded for by these genes, and a method for producing a polyisoprenoid in vivo using a recombinant organism (plant) having these genes introduced therein.Type: ApplicationFiled: July 3, 2019Publication date: October 24, 2019Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., TOHOKU UniversityInventors: Yukino INOUE, Haruhiko YAMAGUCHI, Kazuhisa FUSHIHARA, Seiji TAKAHASHI, Satoshi YAMASHITA, Toru NAKAYAMA
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Publication number: 20190290244Abstract: A ultrasound probe according to this invention is provided with: a first dry film resist having a plurality of first apertures formed in an array shape, and respectively supporting the piezoelectric elements in close contact with a rim part of each of the first apertures in a state of partly exposing the function elements; a second dry film resist laminated on the first dry film resist, and also having second apertures respectively enclosing each of the function elements, the second dry film resist being of a thickness equivalent to that of each of the function elements; and a third dry film resist laminated on the second dry film resist, and also having third apertures, and respectively sandwiching each of the piezoelectric elements with the first dry film resist in a state of partly exposing the piezoelectric elements in close contact with a rim part of each of the third apertures.Type: ApplicationFiled: August 15, 2017Publication date: September 26, 2019Applicants: Ulvac, Inc., Tohoku UniversityInventors: Taichi SUZUKI, Koh FUWA, Ken MAEHIRA, Yasutomo OHASHI, Katsuhiro FUJITA, Yoichi HAGA, Tadao MATSUNAGA
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Patent number: 10359060Abstract: A moving device includes an elastic tube, a sectional shape of which is elastically deformable according to an internal pressure given by fluid, a slider unit capable of moving forward and backward in a longitudinal direction of the elastic tube according to a change in the sectional shape of the elastic tube, a brake provided in the slider unit and configured to be deformed in a direction perpendicular to the longitudinal direction of the elastic tube to be capable of coming into sliding contact with a target object, and a fluid adjusting section configured to supply air to or discharge air from the elastic tube respectively via first and second fluid supply pipes that respectively communicate with insides on a distal end side and a proximal end side of the elastic tube.Type: GrantFiled: August 25, 2017Date of Patent: July 23, 2019Assignees: Olympus Corporation, NIPO International Rescue System Institute, Tohoku UniversityInventors: Eiichi Kobayashi, Yasuo Hirata, Satoshi Tadokoro, Tomonari Yamamoto, Masashi Konyo, Kenjiro Tadakuma
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Patent number: 10333280Abstract: A configuration of a DFB laser-based wavelength tunable laser is well known, but long resonators have difficulty in forming uniform resonators due to production variations, thereby inducing limitation in narrowing the spectral linewidth in the DFB laser-based wavelength tunable laser as well. In the semiconductor laser device of the present invention, a semiconductor laser that oscillates in a single mode and a low-loss lightwave circuit using SiO2 glass are arranged on the common substrate. The lightwave circuit is configured such that part of output light from the semiconductor laser propagates through a certain length of an optical path, and then is reflected by a reflector and is fed back to the semiconductor laser. Output light from the semiconductor laser and an input waveguide of the lightwave circuit can also be configured to be optically connected directly to each other. The present invention can provide a compact laser device with a narrowed spectral linewidth and stable wavelength controllability.Type: GrantFiled: September 29, 2016Date of Patent: June 25, 2019Assignees: Nippon Telegraph and Telephone Corporation, Tohoku UniversityInventors: Hiroyuki Ishii, Naoki Fujiwara, Kei Watanabe, Mikitaka Itoh, Keisuke Kasai, Masataka Nakazawa
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Publication number: 20190185408Abstract: Provided is a method for regenerating an aromatic amide compound into a corresponding aromatic nitrile compound, the method realizing a dehydration reaction of providing a target compound selectively at a high yield with generation of a by-product being suppressed. Also provided is a method for producing an aromatic nitrile compound that decreases the number of steps of dehydration reaction and significantly improves the reaction speed at a pressure close to normal pressure. Furthermore, the above-described production method is applied to a carbonate ester production method to provide a method for producing carbonate ester efficiently. The above-described objects are achieved by a method for producing an aromatic nitrile compound including a dehydration reaction of dehydrating an aromatic amide compound, in which the dehydration reaction uses diphenylether.Type: ApplicationFiled: June 20, 2017Publication date: June 20, 2019Applicants: Mitsubishi Gas Chemical Company, Inc., Tohoku University, Nippon Steel & Sumitomo Metal Corporation, Nippon Steel & Sumikin Engineering Co., Ltd.Inventors: Yousuke SHINKAI, Hongyu LIU, Hidefumi HARADA, Yoshinori ISAHAYA, Keiichi TOMISHIGE, Yoshinao NAKAGAWA, Masazumi TAMURA, Kimihito SUZUKI, Yasuki NAMIKI
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Patent number: 10294240Abstract: [Problem] To provide a fluorescent probe that detects calpain activity in cells at high sensitivity. [Solution] A compound represented by the following general formula (I) or a salt thereof.Type: GrantFiled: February 29, 2016Date of Patent: May 21, 2019Assignees: The University of Tokyo, Tohoku UniversityInventors: Yasuteru Urano, Yuri Nagayo, Mako Kamiya, Toru Nakazawa
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Publication number: 20190133803Abstract: A hallux valgus correction device (1) for correcting hallux valgus, the hallux valgus correction device including: a corrector (10) made of a superelastic alloy; and a fixture (2, 3, and 4) formed from a fabric to attach the corrector, in which the corrector has a hinge part (11) that is rotationally movable in the bending direction and the stretching direction of one toe or a plurality of toes in need of correction.Type: ApplicationFiled: December 28, 2018Publication date: May 9, 2019Applicants: FURUKAWA TECHNO MATERIAL CO., LTD., FURUKAWA ELECTRIC CO., LTD., Tohoku UniversityInventors: Sumio KISE, Toyonobu TANAKA, Ryosuke KAINUMA, Toshihiro OMORI, Masahito HATORI, Tadakuni KAMEDA, Norihito SUZUKI
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Publication number: 20190113458Abstract: An optical information detection apparatus includes: a needle-shaped light spot irradiation part that is configured to generate needle-shaped light spot concentrated over a length dimension g greater than a width dimension w along an optical axis, a shifting light spot conversion part that is configured to convert emission light emitted from positions of a detection object into shifting light spot, a shifting light spot reception part that is configured to receive the shifting light spot along a light-receiving plane, and an optical information acquisition part that is configured to acquire optical information from the positions from the shifting light spot.Type: ApplicationFiled: December 5, 2018Publication date: April 18, 2019Applicant: Tohoku UniversityInventor: Yuichi Kozawa
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Patent number: 10126166Abstract: Provided is a solid-state light-receiving device for ultraviolet light, which is capable of measuring an irradiation amount of UV-rays, which are harmful to a human body, accurately and appropriately with a simple structure, and of being formed easily and integrally with sensors of peripheral circuits, and which is small, lightweight, low cost, and suitable for mobile or wearable applications. The solid-state light-receiving device for ultraviolet light includes a first photodiode, a second photodiode, and a differential circuit to which signals based on outputs of those photodiodes are input. The solid-state light-receiving device for ultraviolet light also includes semiconductor layer regions, which are formed in and on the above-mentioned photodiodes, and each of which includes a highest concentration position of semiconductor impurities.Type: GrantFiled: March 31, 2014Date of Patent: November 13, 2018Assignee: Tohoku UniversityInventors: Shigetoshi Sugawa, Rihito Kuroda
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Patent number: 10109429Abstract: Provided are a solar cell that can be manufactured by non-vacuum process and can have more excellent photoelectric conversion efficiency and a manufacturing method therefor as well as such a semiconductor device and a manufacturing method therefor. A solar cell, includes at least a first semiconductor layer (140) and a second semiconductor layer (130). The first semiconductor layer (140) includes metal oxide particles of 1 nm or more and 500 nm or less in average particle size and a compound having relative permittivity of 2 or more and 1,000 or less. For instance, the content of the organic compound in the first semiconductor layer (140) is 10 mass % or more and 90 mass % or less.Type: GrantFiled: September 17, 2014Date of Patent: October 23, 2018Assignees: Asahi Kasei Kabushiki Kaisha, Tohoku UniversityInventors: Toru Yumoto, Toshiyuki Hirano, Takahiro Sawamura, Akira Watanabe
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Patent number: 10096257Abstract: A new information processing device for presenting information and allowing a user to input sound in relation to the presented information is provided. An information processing device 10 includes: a display section 104 that displays a sentence that is a reading-aloud target; a sound input section 102 to which sound is input; a time measuring section 105 that measures a sound input time in which the sound is input to the sound input section 102; and a test execution section 103 that determines whether or not the reading-aloud target is read aloud based on the sound input time and a silent time after the sound is input to the sound input section.Type: GrantFiled: August 24, 2012Date of Patent: October 9, 2018Assignees: Nintendo Co., Ltd., Tohoku UniversityInventors: Yuichiro Ito, Toshikazu Jin, Ryuta Kawashima
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Patent number: 10058258Abstract: A biomagnetism measuring device includes a magnetic sensor and a support unit. The magnetic sensor includes a tunnel magneto-resistive element including a fixed magnetic layer, a free magnetic layer and an insulating layer. The insulating layer is disposed between the fixed magnetic layer and the free magnetic layer, and has resistance being changed by a tunnel effect depending on an angle difference between a direction of magnetization of the fixed magnetic layer and a direction of magnetization of the free magnetic layer. The support unit supports the magnetic sensor in such a way that the tunnel magneto-resistive element faces a living body. The magnetic sensor outputs an output signal in accordance with a resistance value of the insulating layer, the resistance value being changed by magnetism emitted from the living body.Type: GrantFiled: August 30, 2011Date of Patent: August 28, 2018Assignees: KONICA MINOLTA ADVANCED LAYERS, INC., Tohoku UniversityInventors: Takuo Nishikawa, Yasuo Ando
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Patent number: 10046971Abstract: A nitrogen-containing carbon material to the present invention comprises a carbon material having a carbon skeleton formed of carbon atoms and nitrogen atoms introduced into the carbon material, wherein part of carbon atoms in the carbon skeleton are substituted with nitrogen atoms. The nitrogen-containing carbon material according to the present invention can be produced by a production method including the steps of bringing the carbon material into contact with a first treatment gas containing a fluorine-containing gas to subject a surface of the carbon material to a fluorination treatment; and bringing the carbon material after being subjected to the fluorination treatment into contact with a second treatment gas containing a nitrogen-containing gas with heating to perform a nitriding treatment.Type: GrantFiled: December 16, 2015Date of Patent: August 14, 2018Assignees: Stella Chemifa Corporation, Tohoku UniversityInventors: Kazuyuki Tohji, Yoshinori Sato, Koji Yokoyama, Kazutaka Hirano, Yoshinori Sato
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Patent number: 10028766Abstract: A jet stream generating device that generates a jet stream of liquid includes: a cylindrical liquid chamber; a nozzle configured to open an end part of the liquid chamber and inject liquid F in the liquid chamber to outside; a liquid supply path configured to supply liquid F into the liquid chamber; a laser beam irradiation part configured to irradiate a pulse laser beam into the liquid chamber, and vaporize the liquid F in the liquid chamber; and a laser oscillator configured to control laser beam intensity and laser beam pulse width independently. An inner surface of the liquid chamber has a mirror plane for reflecting and guiding the pulse laser beam emitted from the laser beam irradiation part to the end part of the liquid chamber, and an adjusting part configured to adjust a distance between the nozzle and the laser beam irradiation part is included.Type: GrantFiled: December 17, 2014Date of Patent: July 24, 2018Assignee: Tohoku UniversityInventors: Atsuhiro Nakagawa, Teiji Tominaga, Michihiro Kaneda
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Patent number: 10017840Abstract: A copper alloy of the present invention contains 5.00 to 8.00 atomic percent of Zr and includes Cu and a Cu—Zr compound, and two phases of the Cu and the Cu—Zr compound form a mosaic-like structure which includes no eutectic phase and in which when viewed in cross section, crystals having a size of 10 ?m or less are dispersed. This copper alloy is formed by a manufacturing method including a sintering step of performing spark plasma sintering on a Cu—Zr binary system alloy powder at a temperature of 0.9 Tm ° C. or less (Tm(° C.): melting point of the alloy powder) by supply of direct-currant pulse electricity, the Cu—Zr binary system alloy powder having an average grain diameter of 30 ?m or less and a hypoeutectic composition which contains 5.00 to 8.00 atomic percent of Zr. The Cu—Zr compound may include at least one of Cu5Zr, Cu9Zr2, and Cu8Zr3.Type: GrantFiled: April 23, 2015Date of Patent: July 10, 2018Assignees: NGK Insulators, Ltd., Tohoku UniversityInventors: Takashi Goto, Hisamichi Kimura, Akihisa Inoue, Naokuni Muramatsu
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Publication number: 20180187328Abstract: A first object of the present invention is to provide a method for efficiently growing a nitride single crystal even under low pressure conditions. The present invention relates to a method for producing a nitride single crystal, comprising growing a nitride crystal on the surface of a seed crystal having a hexagonal crystal structure by setting a pressure in a reaction vessel having the seed crystal, a nitrogen-containing solvent, a mineralizer containing a fluorine atom, and a raw material placed therein to 5 to 200 MPa and performing control so that the nitrogen-containing solvent is in at least either a supercritical state or a subcritical state.Type: ApplicationFiled: March 1, 2018Publication date: July 5, 2018Applicants: Mitsubishi Chemical Corporation, Tohoku University, The Japan Steel Works, Ltd.Inventors: Tohru Ishiguro, Quanxi Bao, Chiaki Yokoyama, Daisuke Tomida, Shigefusa Chichibu, Rinzo Kayano, Mutsuo Ueda, Makoto Saito, Yuji Kagamitani
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Patent number: RE47553Abstract: Provided is a robot including a hand and a control unit that operates the hand. The control unit rotates a first object around a predetermined position of the first object with the hand and moves the first object with respect to a second object, based on a captured image including the hand and the first object.Type: GrantFiled: April 20, 2018Date of Patent: August 6, 2019Assignees: Seiko Epson Corporation, Tohoku UniversityInventors: Takashi Nammoto, Kazuhiro Kosuge, Koichi Hashimoto