Patents Assigned to Tokyo Institute of Technology
  • Publication number: 20210147777
    Abstract: A co-culture device includes: a first body including a first membrane having a first main surface for culturing cells and a second main surface opposite to the first main surface, a first flow path partially defined by the first main surface, the first flow path configured for a first culture medium to flow therethrough, and a second flow path partially defined by the second main surface, the second flow path configured for a second culture medium having a higher dissolved oxygen concentration than that of the first culture medium to flow therethrough; and an oxygen concentration adjuster for adjusting the dissolved oxygen concentration in the first culture medium to be supplied to the first flow path.
    Type: Application
    Filed: November 18, 2020
    Publication date: May 20, 2021
    Applicants: SHIMADZU CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Yoichi FUJIYAMA, Hiroomi GOTO, Masaki KANAI, Yoh-ichi TAGAWA
  • Publication number: 20210147624
    Abstract: The invention provides a high-molecular-weight polyethylene glycol derivative that does not cause vacuolation of cells. The degradable polyethylene glycol derivative is represented by the following formula (1): wherein m is 1-7, n1 and n2 are each independently 45-682, p is 1-4, R is an alkyl group having 1-4 carbon atoms, Z is an oligopeptide with 2-8 residues composed of neutral amino acids excluding cysteine, Q is a residue of a compound having 2-5 active hydrogens, X is a functional group capable of reacting with a bio-related substance, and L1, L2, L3, L4 and L5 are each independently a single bond or a divalent spacer.
    Type: Application
    Filed: March 29, 2019
    Publication date: May 20, 2021
    Applicants: NOF Corporation, Tokyo Institute of Technology
    Inventors: Hiroki YOSHIOKA, Masaki KAMIYA, Yuji YAMAMOTO, Midori HIRAI, Akiko SASAKI, Nobuhiro NISHIYAMA, Makoto MATSUI, Hiroyasu TAKEMOTO, Kazuki MIYAUCHI, Takahiro NOMOTO, Keishiro TOMODA
  • Patent number: 11010876
    Abstract: An image processing system includes: a weight determination circuitry configured to determine a band containing important information from among a group of images, which are acquired by a plurality of sensors, and to express a degree of importance of the band as a weight; a calculation circuitry configured to calculate, using the weight, an amount calculated based on a gradient of an image based on a gradient of each image, that is calculated based on the group of images, in order to restrict a gradient of an output image; and an image optimization circuitry configured to compose the output image using the amount calculated based on the gradient of the image.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: May 18, 2021
    Assignees: NEC Corporation, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Takashi Shibata, Masayuki Tanaka, Masatoshi Okutomi
  • Patent number: 10998627
    Abstract: A phase adjustment circuit includes: a local frequency band phase shifter that adjusts a phase of a signal in a local signal frequency band and that outputs the adjusted signal; a frequency-converting mixer that receives the adjusted signal and another signal different from the adjusted signal, and that mixes the adjusted signal with the other signal; and a buffer amplifier that is provided between the local frequency band phase shifter and the frequency-converting mixer, and that is capable of amplifying an input power that is to be input to the frequency-converting mixer so that the input power is up to be in an input power range in which an input-output characteristic of power of the frequency-converting mixer is out of a linear region.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: May 4, 2021
    Assignees: NEC CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Kenichi Okada, Keiichi Motoi, Naoki Oshima, Rui Wu, Jian Pang
  • Patent number: 10989679
    Abstract: A time-resolved photoemission electron microscopy including: a laser light source that outputs a pulse having less than or equal to a femtosecond level pulse width and variable repetition frequency; a pump light pulse generator configured to generate pump light pulse that excites photo-carriers of a sample by converting wavelength of light output from the laser light source; and a probe light pulse generator configured to generate probe light pulse that photo-emits photo-carriers excited by the pump light pulse from the sample by photoelectric effect by converting wavelength of light output from the laser light source. The energy of at least one of the pump light pulse and the probe light pulse is configured to continuously vary in a range not less than 0.1 eV and not more than 8 eV.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: April 27, 2021
    Assignees: TOKYO INSTITUTE OF TECHNOLOGY, INTER-UNIVERSITY RESEARCH INSTITUTE CORPORATION HIGH ENERGY ACCELERATOR RESEARCH ORGANIZATION
    Inventors: Shinya Koshihara, Keiki Fukumoto
  • Publication number: 20210115397
    Abstract: In order to improve the efficiency of inducing differentiation of pluripotent stem cells, provided is a method for promoting differentiation of pluripotent stem cells, the method including a step of culturing pluripotent stem cells in a medium, wherein the medium is a medium containing a) an insulin-like growth factor, b) an insulin analogue preparation containing no zinc, c) an insulin analogue preparation containing a low concentration of zinc, or d) a compound exhibiting an insulin-like action.
    Type: Application
    Filed: April 25, 2019
    Publication date: April 22, 2021
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, Ajinomoto Co., Inc.
    Inventors: Shoen KUME, Nobuaki SHIRAKI, Akira CHIBA, Takayuki ENOMOTO
  • Publication number: 20210109366
    Abstract: A blur compensation system includes: a mirror on which light of an image from a predetermined position is incident and which reflects light of a specific wavelength such that an incidence angle and an emission angle of the light of the specific wavelength are different from each other; a mirror that is disposed at a position on which the light of an image which is reflected by the mirror is incident and reflects the light of the specific wavelength such that an incidence angle and an emission angle of the light of the specific wavelength are different from each other; and a lens that is disposed on an optical axis of the light of an image between the mirror and the mirror and changes a direction of the light of an image which is reflected by the mirror such that light of a wavelength other than the specific wavelength out of the light of an image which is reflected by the mirror is emitted in the same direction as the light of the specific wavelength from an emission position of the light of the specific wave
    Type: Application
    Filed: December 26, 2017
    Publication date: April 15, 2021
    Applicants: NTT DOCOMO, INC., TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Shinji KIMURA, Kazuhiko TAKAHASHI, Yuji ABURAKAWA, Masahiro YAMAGUCHI, Tomoya NAKAMURA, Shunsuke IGARASHI
  • Patent number: 10969335
    Abstract: A terahertz wave detection device includes a low-dimensional electron system material formed on a substrate; and a first electrode and a second electrode opposingly arranged on a two-dimensional plane of the low-dimensional electron system material. The first electrode and the second electrode are made of metals having different thermal conductivity. An 8-element array sensor includes eight terahertz wave detection devices aligned in an array. The terahertz wave detection device includes carbon nanotube film; a first electrode disposed on one side of the carbon nanotube film; and a second electrode disposed on the other side of the carbon nanotube film. The first electrode and the second electrode have different thermal conductivity.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: April 6, 2021
    Assignee: Tokyo Institute of Technology
    Inventors: Yukio Kawano, Daichi Suzuki
  • Patent number: 10961125
    Abstract: Provided are an sp2 carbon-containing composition that is highly conductive and that excels in the stability of conductivity over time, a method of manufacturing the sp.sup.2 carbon-containing composition, and a method of peeling graphite to obtain a graphene-containing composition. Further provided are a graphene quantum dot-containing composition and a method of manufacturing the graphene quantum dot-containing composition that provides an improvement in the productivity and the manufacturing cost. A method of manufacturing an sp2 carbon-containing composition according to the present disclosure includes a contact step of bringing a two-coordinate boron cation salt into contact with an sp.sup.2 carbon. Preferable examples of the two-coordinate boron cation include one expressed by the following formula (1). R1—B—R2 Formula (1) [In the formula, R.sup.1 and R.sup.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: March 30, 2021
    Assignees: TOKYO INSTITUTE OF TECHNOLOGY, NICHIA CORPORATION
    Inventors: Takanori Fukushima, Yoshiaki Shoji, Hiroaki Takahashi
  • Publication number: 20210088948
    Abstract: An image forming apparatus includes a plurality of temperature-influence members, a first-point temperature acquisition unit, a second-point temperature estimation unit, and a controller. The plurality of temperature-influence members have influence on a temperature of a recording medium on which an image is formed. The first-point temperature acquisition unit is configured to detect or estimate a temperature of the recording medium at a first point. The second-point temperature estimation unit is configured to estimate a temperature of the recording medium at a second point, based on a detection result of at least one of a temperature of the recording medium at a point different from the second point and a temperature of a member or atmosphere. The controller is configured to control the plurality of temperature-influence members, based on an acquisition result from the first-point temperature acquisition unit and an estimation result from the second-point temperature estimation unit.
    Type: Application
    Filed: September 24, 2020
    Publication date: March 25, 2021
    Applicants: Ricoh Company, Ltd., TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Kaori HEMMI, Koichi KATO, Kimiharu YAMAZAKI, Kazuyoshi FUSHINOBU, Shunsuke KAWASAKI, Shinichi KURAMOTO
  • Publication number: 20210078944
    Abstract: The present invention provides a compound represented by formula (I) wherein symbols in the formula are as defined in the specification.
    Type: Application
    Filed: November 25, 2020
    Publication date: March 18, 2021
    Applicants: Tokyo Institute Of Technology, Daikin Industries, Ltd.
    Inventors: Toshikazu Takata, Hiromitsu Sogawa, Tadashi Kanbara, Tsuyoshi Noguchi
  • Patent number: 10943339
    Abstract: The present invention enables a high-quality filtered image to be generated even from multimodal and multispectral images containing positional deviations. An image perturbation part generates a perturbed guide image group comprising first to K-th perturbed guide images obtained by deforming a guide image. A filtering part generates a filtered image group comprising first to K-th filtered images by applying first to K-th filtering processing to a target image by using the perturbed guide image group. A reliability calculation part calculates a reliability group comprising first to K-th reliabilities for the first to K-th filtered images of the filtered image group on the basis of first to K-th correlation values between the first to K-th perturbed guide images and the target image. A weight optimization part generates, on the basis of the first to K-th reliabilities, a weight group comprising first to K-th weights to be respectively used when compositing the first to K-th filtered images.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: March 9, 2021
    Assignees: NEC CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Takashi Shibata, Masatoshi Okutomi, Masayuki Tanaka
  • Patent number: 10943561
    Abstract: 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: Grant
    Filed: September 7, 2017
    Date of Patent: March 9, 2021
    Assignees: NEC Corporation, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Takashi Shibata, Masayuki Tanaka, Masatoshi Okutomi
  • Patent number: 10941427
    Abstract: A production system for a product selected from a nitrogen-containing product and a fermented and cultured product that does not involve (or can minimize) the transport of liquid ammonia can include: an ammonia synthesis apparatus in which an ammonia-containing gas is synthesized by reaction of a source gas containing hydrogen and nitrogen in the presence of a supported metal catalyst containing as a support one or more selected from the group consisting of: i) a conductive mayenite compound; ii) a two-dimensional electride compound or a precursor thereof; and iii) a complex formed of a support base containing at least one metal oxide selected from ZrO2, TiO2, CeO2, and MgO and a metal amide represented by a formula M(NH2)x (where M represents one or more selected from Li, Na, K, Be, Mg, Ca, Sr, Ba, and Eu; and x represents a valence number of M) supported by the support base.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: March 9, 2021
    Assignees: Ajinomoto Co., Inc., Tokyo Institute of Technology
    Inventors: Mitsuhiro Kishino, Hiroyuki Kojima, Hideo Hosono, Michikazu Hara, Masaaki Kitano, Toshiharu Yokoyama, Toru Numaguchi, Munenobu Ito, Kazuteru Yamada, Hiromi Noguchi
  • Patent number: 10941253
    Abstract: A block copolymer including a first block and a second block, the first block consisting of a polymer (P1) having a repeating structure of a structural unit (u1) containing in a side chain thereof a hyperbranched structure containing a silicon atom.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: March 9, 2021
    Assignees: Tokyo Ohka Kogyo Co., Ltd., Tokyo Institute of Technology
    Inventors: Teruaki Hayakawa, Seina Yamazaki, Rin Odashima, Takehiro Seshimo, Daisuke Kawana, Akiyoshi Yamazaki
  • Patent number: 10937964
    Abstract: The purpose of the present invention is to provide an organic semiconductor material having liquid crystallinity and high electron mobility. The present invention is an organic semiconductor material having at least a charge-transporting molecular unit (A) having a structure of an aromatic fused ring system and a cyclic structural unit (B) bonded to the aforementioned unit via a single bond, wherein the unit (A) and/or the unit (B) has a side chain composed of a unit (C), and wherein the organic semiconductor material exhibits a liquid crystal phase that is different from an N-phase, an SmA-phase or an SmC-phase.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: March 2, 2021
    Assignees: Tokyo Institute of Technology, DIC Corporation
    Inventors: Junichi Hanna, Takeo Kobori, Takayuki Usui, Yukiko Takayashiki, Hiroaki Iino, Akira Oono
  • Publication number: 20210054377
    Abstract: The invention provides an antisense oligonucleotide reduced in toxicity. The antisense oligonucleotide has a central region, a 5?-side region and a 3?-side region, wherein the central region has a nucleotide (2?-3? bridged nucleotide) in which the 2?-position and the 3?-position of a sugar moiety are bridged and/or a non-bridged nucleotide (3?-position-modified non-bridged nucleotide) having a substituent at the 3?-position.
    Type: Application
    Filed: March 20, 2019
    Publication date: February 25, 2021
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, NISSAN CHEMICAL CORPORATION
    Inventors: Yoshiaki MASAKI, Kohji SEIO, Atsushi INOUE, Yusuke IRIYAMA, Tatsuro KANAKI, Hiroyuki NAKAJIMA
  • Patent number: 10919143
    Abstract: A device and method for judging the presence or absence of an abnormal clearance between paring elements of a passive joint of a robot. The device has sections configured to: calculate a score for each motion path, wherein the score is increased when the paring elements of an objective pair collide with each other and is decreased when the paring elements of the other pair collide with each other; generate a robot motion for moving the robot along the motion path having the score not lower than a predetermined threshold; measure a drive torque or a current value of a motor when the robot is moved according to the generated robot motion; calculate an index value based on a magnitude of variation of the measured drive torque or current value; and judge as to whether the abnormal clearance exists in the objective pair, based on the index value.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: February 16, 2021
    Assignees: FANUC CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Hiroshi Nakagawa, Kenichiro Abe, Yunfeng Wu, Hikaru Yamashiro, Hideo Matsui, Soichi Arita, Yukio Takeda, Masumi Ohno
  • Publication number: 20210035326
    Abstract: A motion measurement system including a wide-angle camera configured to capture in the periphery of an image at least a part of a body of a subject when the wide-angle camera is mounted on the body, a feature point extractor configured to extract feature points from the image, and a 3D pose estimator configured to estimate 3D pose data of the subject by using the feature points.
    Type: Application
    Filed: July 31, 2020
    Publication date: February 4, 2021
    Applicant: TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Hideki KOIKE, Dong-Hyun HWANG
  • Patent number: 10906029
    Abstract: Provided is a photocatalyst including a photocatalyst in which part of calcium ions are substituted with titanium ions, and part of phosphoric acid ions are substituted with metal oxoacid ions in a calcium hydroxyapatite crystal structure.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: February 2, 2021
    Assignees: FUJITSU LIMITED, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Masato Wakamura, Akira Nakajima, Noppakhate Jiraborvornpongsa