Patents by Inventor Ryo Takata

Ryo Takata has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11840938
    Abstract: A steam turbine stator vane includes a vane body portion which has a vane surface including a pressure surface and a suction surface, a moisture removal channel disposed in the vane body portion, at least one slit opening to the vane surface to communicate with the moisture removal channel and extending along a height direction from a base end portion toward a tip end portion of the vane body portion, and at least one groove portion disposed in the vane surface and extending from the base end portion along the height direction, at least a part of the at least one groove portion overlapping the at least one slit along the height direction.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: December 12, 2023
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Ryo Takata, Yasuhiro Sasao, Naoto Tochitani, Soichiro Tabata
  • Publication number: 20230358252
    Abstract: A pump apparatus includes: a rotational shaft; a hub portion mounted to the rotational shaft; a centrifugal pump vane mounted to a circumferential surface of the hub portion; an annular disc portion mounted to a tip end of the centrifugal pump vane; and an axial turbine blade mounted to an outer circumferential surface of the annular disc portion. A liquid flow passage through which a liquid flowing from a first side toward a second side in an axis direction of the rotational shaft flows into the centrifugal pump vane is formed at a radially inner side of the annular disc portion, and a gas flow passage through which a gas flowing from the second side toward the first side passes through the axial turbine blade is formed at a radially outer side of the annular disc portion.
    Type: Application
    Filed: August 31, 2021
    Publication date: November 9, 2023
    Inventors: Ryo TAKATA, Masaharu NAKAMURA, Masamitsu WATANABE, Hiromichi HIRAKI
  • Publication number: 20230357012
    Abstract: The invention relates to a process for producing lithium zirconium phosphate by means of flame spray pyrolysis using as precursors lithium and zirconium carboxylates containing 5 to 20 carbon atoms, an organic phosphate, and a solvent containing less than 10% by weight water. Lithium zirconium phosphate obtainable by this process can be used in lithium ion batteries.
    Type: Application
    Filed: March 19, 2021
    Publication date: November 9, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Ryo TAKATA, Armin WIEGAND, Harald ALFF, Franz SCHMIDT, Daniel ESKEN, Marcel HERZOG
  • Publication number: 20230323780
    Abstract: A steam turbine including a rotor shaft, a plurality of moving blade rows, a casing, and fixed blade rows disposed on a first side in the axial direction, relative to each of the plurality of moving blade rows. The last fixed blade row, disposed furthest on a second side in the axial direction among the plurality of moving blade rows, includes a plurality of fixed blades disposed at intervals in the circumferential direction and each extending in the radial direction; an outside ring having an annular shape and being disposed on the outside, in the radial direction, of the plurality of fixed blades; and an inside ring having an annular shape and being disposed on the inside, in the radial direction, of the plurality of fixed blades.
    Type: Application
    Filed: September 28, 2020
    Publication date: October 12, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Ryo Takata, Soichiro Tabata, Yasuhiro Sasao
  • Publication number: 20230303406
    Abstract: The present invention relates to a method for making a transition metal oxide coated with an at least partially amorphous lithium-containing coating and a method for making an at least partially amorphous lithium-containing powder as well as the coated transition metal oxide and the lithium-containing powder obtainable by these methods. The present invention further relates to an electrode, electrolyte, or energy-storage device, such as a lithium-ion solid-state battery, comprising the coated transition metal oxide.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 28, 2023
    Inventors: Ryo TAKATA, Franz SCHMIDT, Seven MÜLLER, Christian PANZ, Daniel ESKEN, Marcel HERZOG
  • Patent number: 11753940
    Abstract: Provided is a steam turbine rotor blade having, at an intermediate position in a blade length direction thereof, a tie boss for connection to an adjacent blade, wherein the steam turbine rotor blade includes a leading edge side protrusion that is extending in an embankment shape in a blade chord length direction at an intermediate position in the blade length direction, a start end and a terminal end of the leading edge side protrusion are located on a suction side surface and a pressure side surface, respectively, and the leading edge side protrusion continues from the start end to the terminal end via a blade leading edge and arrangement thereof in the blade length direction overlaps with the tie boss as viewed from the upstream side.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: September 12, 2023
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Yasuhiro Sasao, Soichiro Tabata, Ryo Takata, Chongfei Duan
  • Patent number: 11756289
    Abstract: An information processing apparatus includes: a first preprocessing arithmetic device configured to execute preprocessing for analog data from a first sensor; and a first post-processing arithmetic device connected to the first preprocessing arithmetic device and configured to execute post-processing for first preprocessed data, wherein the first preprocessing arithmetic device includes a first processor configured to: receive the analog data from the first sensor and convert the analog data into digital data; output feature data on the basis of a result of execution of feature extraction processing for the digital data; and output the feature data, and the first post-processing arithmetic device includes a second processor configured to: input the feature data; store the feature data in a first memory; and store, in the first memory, recognition result data based on a result of execution of recognition processing for the feature data.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: September 12, 2023
    Assignee: FUJITSU LIMITED
    Inventors: Ryo Takata, Masanori Higeta
  • Publication number: 20230272738
    Abstract: A turbine according to at least one embodiment is provided with: a turbine wheel having a plurality of blades; a turbine housing internally forming a turbine wheel accommodating space for accommodating the turbine wheel; and a wastegate valve for controlling the flow rate of exhaust gas flowing through a wastegate passage formed inside the turbine housing. The wastegate passage is configured to connect a scroll passage formed inside the turbine housing and a region upstream of a trailing edge of each of the plurality of blades in the turbine wheel accommodating space.
    Type: Application
    Filed: August 4, 2020
    Publication date: August 31, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    Inventor: Ryo TAKATA
  • Publication number: 20230271043
    Abstract: Fire extinguishing equipment includes an ORC cycle configured to circulate a fire extinguishing agent as a working medium and at least one fire extinguishing agent supply line. The ORC cycle includes a condenser provided on the ORC cycle and configured to liquefy a gaseous fire extinguishing agent that is the fire extinguishing agent in a gas state, a booster pump provided on a downstream side of the condenser on the ORC cycle and configured to pressurize a liquid fire extinguishing agent obtained by liquefying the gaseous fire extinguishing agent in the condenser, a vaporizer provided on a downstream side of the booster pump on the ORC cycle and configured to vaporize the liquid fire extinguishing agent, and an expansion turbine provided on a downstream side of the vaporizer and on an upstream side of the condenser on the ORC cycle and configured to be driven by a gaseous fire extinguishing agent obtained by vaporizing the liquid fire extinguishing agent.
    Type: Application
    Filed: January 30, 2023
    Publication date: August 31, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Toshimitsu TANAKA, Ryo TAKATA
  • Patent number: 11739648
    Abstract: Water droplets that are moved on blade surfaces of a rotor blade are effectively guided toward the blade trailing edge while influence on the strength of the rotor blade is suppressed. A steam turbine rotor blade having a tie-boss for joining to adjacent blades at an intermediate position in the blade length direction is provided. The steam turbine rotor blade includes an airfoil part in which a blade surface is partly hollow as viewed in a section obtained by cutting by an orthogonal plane to a rotation center line of a turbine and a recessed blade surface that is this hollow partial blade surface passes through the blade root side of the tie-boss at least in a region on the pressure side and extends in a strip shape in the blade chord length direction.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: August 29, 2023
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Yasuhiro Sasao, Soichiro Tabata, Ryo Takata, Takeshi Kudo
  • Patent number: 11732615
    Abstract: A steam turbine hollow stationary blade is able to reduce the amount of water droplets captured on a blade surface. The steam turbine hollow stationary blade, which has a cavity therein, includes a partition wall dividing the cavity into a pressure chamber on a leading edge side and an exhaust chamber on a trailing edge side, at least one steam inlet hole connecting the pressure chamber and an outside of the stationary blade to each other, and at least one pressure conditioning hole connecting the pressure chamber and the exhaust chamber. Total opening area of the pressure conditioning hole is smaller than total opening area of the steam inlet hole.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: August 22, 2023
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Yasuhiro Sasao, Soichiro Tabata, Ryo Takata, Nao Taniguchi
  • Publication number: 20230258104
    Abstract: A steam turbine exhaust chamber for guiding steam after passing through a rotor blade of a final stage of a steam turbine to outside of the steam turbine includes: a casing; a bearing cone; and a flow guide. An inner surface of the casing includes an inner circumferential surface extending along an axial direction of the rotor at a radially outer side of the flow guide and a side wall surface connecting the inner circumferential surface and the bearing cone. A first protruding portion is formed on the side wall surface along the circumferential direction above a horizontal plane including a rotational axis of the rotor. The first protruding portion is positioned at an outer side, in the radial direction of the rotor, of a downstream end of an inner circumferential surface of the flow guide in at least a partial range in the circumferential direction.
    Type: Application
    Filed: August 13, 2021
    Publication date: August 17, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Nao Taniguchi, Ryo Takata, Soichiro Tabata
  • Publication number: 20230251031
    Abstract: A cold energy recovery facility includes a liquid hydrogen tank configured to store liquid hydrogen a first circuit configured to circulate a first working medium, a second circuit configured to circulate a second working medium having a freezing point higher than the first working medium, a first turboexpander provided in the first circuit, the first turboexpander being configured to be driven by the first working medium in a gas state, a second turboexpander provided in the second circuit, the second turboexpander being configured to be driven by the second working medium in a gas state, a first heat exchanger configured to vaporize the liquid hydrogen from the liquid hydrogen tank by heat exchange with the first working medium, a second heat exchanger configured to vaporize the first working medium in a liquid state by heat exchange with the second working medium, and a third heat exchanger configured to vaporize the second working medium in a liquid state by heat exchange with a heat medium, wherein the f
    Type: Application
    Filed: February 8, 2023
    Publication date: August 10, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Toshimitsu TANAKA, Ryo TAKATA
  • Publication number: 20230250922
    Abstract: A cold recovery facility includes: a first fuel tank configured to store a first fuel in liquid state; a second fuel tank configured to store a second fuel in liquid state having a liquefaction temperature higher than the liquefaction temperature of the first fuel; a first circuit configured to circulate a first medium; a first expansion turbine provided on the first circuit and configured to expand the first medium in gaseous state; a first heat exchanger provided downstream of the first expansion turbine on the first circuit and configured to condense the first medium; a pump provided downstream of the first heat exchanger on the first circuit and configured to boost the first medium; a second heat exchanger provided downstream of the pump on the first circuit and configured to vaporize the first medium; and a third heat exchanger provided downstream of the second heat exchanger and upstream of the first expansion turbine on the first circuit, wherein the first heat exchanger is configured to vaporize the f
    Type: Application
    Filed: February 8, 2023
    Publication date: August 10, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Toshimitsu TANAKA, Ryo TAKATA
  • Publication number: 20230251002
    Abstract: A cold heat recovery system includes a first cold heat recovery cycle including a first expansion turbine and configured to circulate a first heat medium, a second cold heat recovery cycle including a second expansion turbine and configured to circulate a second heat medium, a first heat exchanger provided on a downstream side of the first expansion turbine on the first cold heat recovery cycle and configured to transfer cold energy from a first fuel to the first heat medium, a second heat exchanger configured to transfer cold energy from a second fuel to the first fuel flowing on a downstream side of the first heat exchanger and reliquefy the first fuel, and a third heat exchanger provided on a downstream side of the second expansion turbine on the second cold heat recovery cycle and configured to transfer cold energy to the second heat medium from the first fuel flowing on a downstream side of the second heat exchanger.
    Type: Application
    Filed: February 8, 2023
    Publication date: August 10, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Toshimitsu TANAKA, Ryo TAKATA
  • Publication number: 20230243273
    Abstract: A drain removal monitoring equipment for monitoring, in a steam turbine, drain removal performed by drawing a fluid outside at least one hollow stator vane including an internal space into the internal space via a slit formed in a surface of the stator vane includes: a gas-liquid separation device for separating the fluid drawn into the internal space into a liquid phase and a gas phase; a liquid-phase flow measurement device for measuring a flow rate of the liquid phase separated by the gas-liquid separation device; a gas-phase flow measurement device for measuring a flow rate of the gas phase separated by the gas-liquid separation device; a liquid-phase return line through which the liquid-phase flow measurement device and the steam turbine communicate with each other, and a gas-phase return line through which the gas-phase flow measurement device and the steam turbine communicate with each other.
    Type: Application
    Filed: May 13, 2021
    Publication date: August 3, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Ryo Takata, Masaki Osako, Masahiro Ishikawa, Hideaki Sato, Soichiro Tabata, Naoto Tochitani
  • Publication number: 20230193788
    Abstract: This steam turbine is provided with a rotor shaft which rotates about an axis, a plurality of rows of moving blades which are fixed to the outside, in the radial direction, of the rotor shaft, and which are disposed spaced apart in the axial direction along the axis, a casing disposed in such a way as to cover the rotor shaft and the plurality of rows of moving blades, and rows of stationary blades which are fixed to the inside, in the radial direction, of the casing, are disposed spaced apart in the axial direction, and which are disposed on a first side, in the axial direction, of each of the plurality of rows of moving blades, wherein the rows of stationary blades are provided with: a plurality of stationary blades which are disposed spaced apart in the circumferential direction, and each of which extends in the radial direction.
    Type: Application
    Filed: September 28, 2020
    Publication date: June 22, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Ryo Takata, Yasuhiro Sasao, Hideaki Sato, Soichiro Tabata
  • Publication number: 20230047382
    Abstract: An electrode for a lithium battery contains a metal layer coated with a coating layer containing an organic binder and a metal compound. The metal compound is selected from aluminium oxide, silicon dioxide, zirconium oxide, mixed oxides including zirconium, mixed oxides including aluminium, lithium zirconium phosphate, and mixtures thereof. The metal compound is made of aggregates of primary particles with a number mean primary particle size d50 of 5 nm-100 nm, obtained by a pyrogenic process. The weight ratio of the metal compound to the organic binder in the coating layer is from 0.1 to 10.
    Type: Application
    Filed: January 13, 2021
    Publication date: February 16, 2023
    Applicant: Evonik Operations GmbH
    Inventors: Ryo Takata, Franz Schmidt, Daniel Esken, Ting-Tai Lee, Chia-Chen Fang, Nae-Lih Wu
  • Patent number: 11492920
    Abstract: A steam turbine includes a rotor; a casing which houses the rotor; a plurality of rotor blades disposed around the rotor; and a plurality of stationary vanes supported on the casing. The stationary vane includes a vane body portion and an inner race positioned on an inner side of the vane body portion in a radial direction of the rotor. The stationary vanes include a first stationary vane having a through hole formed through the vane body portion. The rotor has a cavity having a concave shape and being formed such that at least a part of the inner race of the first stationary vane is housed in the cavity. The steam turbine includes a steam passage to discharge steam extracted from a space upstream of the first stationary vane in the casing to the cavity from the inner race through the through hole of the first stationary vane.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: November 8, 2022
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Ryo Takata, Mitsuyoshi Tsuchiya, Yasuhiro Sasao
  • Publication number: 20220336841
    Abstract: A process may produce mixed oxides including lithium, zirconium, and optionally at least one other than Li and Zr metal, by flame spray pyrolysis. Mixed oxides are obtainable by such a process. Such mixed oxides may be used in lithium ion batteries.
    Type: Application
    Filed: September 10, 2020
    Publication date: October 20, 2022
    Applicant: Evonik Operations GmbH
    Inventors: Durdu SCHÄFER, Armin WIEGAND, Harald ALFF, Ryo TAKATA, Franz SCHMIDT