Patents by Inventor Wataru Ueda

Wataru Ueda 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).

  • Publication number: 20250122902
    Abstract: A radial foil bearing includes a top foil, a bump foil located on an outside opposite to the facing surface of the top foil, and a bearing housing surrounding the bump foil. The bump foil includes a cylindrical portion surrounding the top foil in a cylindrical shape, and an elastic piece supported by the bearing housing and configured to deform independently of the cylindrical portion.
    Type: Application
    Filed: December 27, 2024
    Publication date: April 17, 2025
    Inventors: Shonosuke ISHIKAWA, Yusei YOKOYAMA, Wataru UEDA
  • Patent number: 12152299
    Abstract: A device of executing vacuum processing is provided with: a chamber including a single main chamber executing the vacuum processing and being capable of keeping the chamber in a depressurized state; a feeding roller so disposed as to hang down a reinforcement fiber in the main chamber; a winding bobbin winding the reinforcement fiber, the winding bobbin disposed in the chamber horizontally apart from the reinforcement fiber vertically hung down; and a swing body pivotally supported in the chamber to swing about a pivot and including a suspension arm capable of capturing and suspending the reinforcement fiber according to a swing motion of the swing body, the suspension arm is capable of swinging from a first position horizontally apart from the reinforcement fiber vertically hung down, via a second position for capturing the reinforcement fiber, to a third position to suspend the reinforcement fiber above the winding bobbin.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: November 26, 2024
    Assignee: IHI Corporation
    Inventors: Akihiko Yoshimura, Naoya Yamamoto, Hirotsugu Chishina, Wataru Ueda
  • Patent number: 12031211
    Abstract: A device of executing vacuum processing is provided with: a chamber including a single main chamber executing the vacuum processing and being capable of keeping the chamber as a whole in a depressurized state; a plurality of feeding rollers so arranged as to hang down a plurality of threads in the main chamber with keeping the threads from each other; a plurality of winding bobbins respectively winding the plurality of threads independently, the winding bobbins arranged in the chamber horizontally apart from the plurality of threads vertically hung down; and a plurality of movable arms being respectively movable in the chamber from a first position horizontally apart from the plurality of threads vertically hung down, via a second position in contact with any of the plurality of threads, to a third position to make the threads in contact be in contact with corresponding winding bobbins.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: July 9, 2024
    Assignee: IHI Corporation
    Inventors: Akihiko Yoshimura, Hirotsugu Chishina, Naoya Yamamoto, Yukihiro Nakada, Wataru Ueda
  • Publication number: 20240148992
    Abstract: The present invention relates to a system for indicating an at-risk situation for a lung ventilator, comprising a screen (1) that displays at least one fixed-size drawing element (2) representing the lungs being ventilated, in which the shade of the drawing element switches according to predetermined criteria.
    Type: Application
    Filed: February 23, 2022
    Publication date: May 9, 2024
    Inventors: Alecsandre LATIMAN DA SILVA BRITO, Jonas SONA PIRES, Wataru UEDA, Toru MIYAGI KINJO, Tatsuo SUZUKI, Sandra SANTANA SOUZA
  • Publication number: 20240108836
    Abstract: An auxiliary device and a method for estimating the muscle pressure of a patient being ventilated by a pulmonary ventilator is provided which comprises creating the database that correlates data on pressure, volume and flow of pulmonary ventilator respiratory cycles with muscle pressure data corresponding to the pressure, volume and flow data of the ventilator; using the database to create a training data set; training a predictive time-series algorithm with the training data set; populating the algorithm with pressure, volume and flow data from a pulmonary ventilator, in which the pressure, volume and flow data include at least a time series with pressure, volume and flow curve points; and using the algorithm to estimate the muscle pressure value for at least one of the time series points.
    Type: Application
    Filed: February 8, 2021
    Publication date: April 4, 2024
    Inventors: Julio Akira UEDA, Wataru UEDA, Toru Miyagi KINJO, Tatsuo SUZUKI
  • Publication number: 20230347544
    Abstract: Provided is a workpiece cutting device capable of reliably cutting a workpiece in a short period of time without damaging portions other than seams and without leading to an increase in size of the device in a case where the device is used to cut a workpiece formed into a sheet shape by partially coupling a plurality of small pieces to each other, for example. A workpiece cutting device that cuts a sheet-shaped or thin plate-shaped workpiece into a first-side workpiece and a second-side workpiece includes a securing mechanism that secures the first-side workpiece, a gripping and turning mechanism that grips the second-side workpiece and turns the second-side workpiece about a seam with the first-side workpiece as an axis, and a separating piece insertion mechanism that separates the first-side workpiece and the second-side workpiece at a vulnerable portion formed at the seam through a turning operation of the second-side workpiece performed by the gripping and turning mechanism.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Applicant: IHI CORPORATION
    Inventors: Takuya SUNAKAWA, Koichiro HAYASHI, Kensuke HIRATA, Wataru UEDA
  • Patent number: 11549521
    Abstract: Provided is a centrifugal compressor, including: a movable member which is movable between a first position and a second position, the first position being a position at which an opening degree of an auxiliary flow passage arranged more on an outer diameter side than a main flow passage becomes a first opening degree, the second position being a position at which an opening degree of the auxiliary flow passage becomes a second opening degree smaller than the first opening degree; and a linear actuator configured to drive the movable member in a rotation axis direction of the impeller.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: January 10, 2023
    Assignee: IHI Corporation
    Inventors: Yusei Yokoyama, Takashi Fujiwara, Wataru Ueda, Hiroshi Saito
  • Patent number: 11460047
    Abstract: A centrifugal compressor includes: a compressor housing in which an intake passage is formed; a compressor impeller provided in the intake passage; an actuator that causes a rod to linearly move in a direction intersecting with a rotation axis direction of the compressor impeller; a connection member connected to the rod; a throttle member including a protruding portion; a connection shaft extending in the rotation axis direction and connecting the connection member and the throttle member; and a rotation shaft extending in a direction parallel to the connection shaft and serving as a rotation center of the throttle member.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: October 4, 2022
    Assignee: IHI Corporation
    Inventors: Ryota Sakisaka, Takashi Fujiwara, Atsushi Yonemura, Wataru Ueda, Hiroshi Saito, Yusei Yokoyama, Takahiro Bamba
  • Publication number: 20220211968
    Abstract: A transportable lung ventilator allowing for automatic selection between oxygen and air for feeding a venturi type ventilation system comprising a monobloc body with at least one medical oxygen inlet; at least one compressed air inlet; and at least one ambient air inlet; at least a selector valve integrated with the monobloc body and adapted to allow, selectively, the passage of medical oxygen or compressed air; a venturi system, internal to the monobloc body, comprising an injector nozzle and a venturi tube, the injector nozzle receiving the medical oxygen or the compressed air passing through the selector valve and generating a jet towards the venturi tube, the jet dragging ambient air through the ambient air inlet to generate a mixture of gases to be ventilated to a patient; a fraction of inspired oxygen sensor that measures the concentration of oxygen in the gas mixture; and an electronic control system that controls the selector valve to allow the passage of medical oxygen or compressed air based on the
    Type: Application
    Filed: March 13, 2019
    Publication date: July 7, 2022
    Inventors: Tatsuo SUZUKI, Toru MIYAGI KINJO, Wataru UEDA
  • Publication number: 20220132978
    Abstract: A sole includes a buffer member extending along an axis connecting a toe and a heel, the buffer member being twisted around the axis along at least part of the axis.
    Type: Application
    Filed: March 29, 2019
    Publication date: May 5, 2022
    Inventors: Seiichi UENO, Wataru UEDA, Ippei SHIINA, Kentaro YAMASHITA, Mikiya MIYAMOTO, Kenta MORIYASU, Masanori SAKAGUCHI
  • Publication number: 20220002862
    Abstract: A device of executing vacuum processing is provided with: a chamber including a single main chamber executing the vacuum processing and being capable of keeping the chamber in a depressurized state; a feeding roller so disposed as to hang down a reinforcement fiber in the main chamber; a winding bobbin winding the reinforcement fiber, the winding bobbin disposed in the chamber horizontally apart from the reinforcement fiber vertically hung down; and a swing body pivotally supported in the chamber to swing about a pivot and including a suspension arm capable of capturing and suspending the reinforcement fiber according to a swing motion of the swing body, the suspension arm is capable of swinging from a first position horizontally apart from the reinforcement fiber vertically hung down, via a second position for capturing the reinforcement fiber, to a third position to suspend the reinforcement fiber above the winding bobbin.
    Type: Application
    Filed: September 15, 2021
    Publication date: January 6, 2022
    Applicant: IHI Corporation
    Inventors: Akihiko YOSHIMURA, Naoya YAMAMOTO, Hirotsugu CHISHINA, Wataru UEDA
  • Publication number: 20220002875
    Abstract: A device of executing vacuum processing is provided with: a chamber including a single main chamber executing the vacuum processing and being capable of keeping the chamber as a whole in a depressurized state; a plurality of feeding rollers so arranged as to hang down a plurality of threads in the main chamber with keeping the threads from each other; a plurality of winding bobbins respectively winding the plurality of threads independently, the winding bobbins arranged in the chamber horizontally apart from the plurality of threads vertically hung down; and a plurality of movable arms being respectively movable in the chamber from a first position horizontally apart from the plurality of threads vertically hung down, via a second position in contact with any of the plurality of threads, to a third position to make the threads in contact be in contact with corresponding winding bobbins.
    Type: Application
    Filed: September 15, 2021
    Publication date: January 6, 2022
    Applicant: IHI Corporation
    Inventors: Akihiko YOSHIMURA, Hirotsugu CHISHINA, Naoya YAMAMOTO, Yukihiro NAKADA, Wataru UEDA
  • Publication number: 20210088054
    Abstract: A centrifugal compressor includes: a compressor housing in which an intake passage is formed; a compressor impeller provided in the intake passage; an actuator that causes a rod to linearly move in a direction intersecting with a rotation axis direction of the compressor impeller; a connection member connected to the rod; a throttle member including a protruding portion; a connection shaft extending in the rotation axis direction and connecting the connection member and the throttle member; and a rotation shaft extending in a direction parallel to the connection shaft and serving as a rotation center of the throttle member.
    Type: Application
    Filed: December 9, 2020
    Publication date: March 25, 2021
    Applicant: IHI Corporation
    Inventors: Ryota SAKISAKA, Takashi FUJIWARA, Atsushi YONEMURA, Wataru UEDA, Hiroshi SAITO, Yusei YOKOYAMA, Takahiro BAMBA
  • Publication number: 20210040959
    Abstract: Provided is a centrifugal compressor, including: a movable member which is movable between a first position and a second position, the first position being a position at which an opening degree of an auxiliary flow passage arranged more on an outer diameter side than a main flow passage becomes a first opening degree, the second position being a position at which an opening degree of the auxiliary flow passage becomes a second opening degree smaller than the first opening degree; and a linear actuator configured to drive the movable member in a rotation axis direction of the impeller.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 11, 2021
    Applicant: IHI Corporation
    Inventors: Yusei YOKOYAMA, Takashi FUJIWARA, Wataru UEDA, Hiroshi SAITO
  • Patent number: 10562128
    Abstract: An oscillation jig includes: an oscillation jig base connected to an oscillation table; a first clamp member provided in the oscillation jig base; a second clamp member located at a position opposed to the first clamp member in an oscillation direction and configured to hold a first metal component together with the first clamp member; a link mechanism provided in the oscillation jig base, composed of a plurality of links connected together, connected to the second clamp member, and caused to extend and contract in the oscillation direction; and a clamp actuator configured to cause the link mechanism to extend and contract in the oscillation direction. When the first clamp member and the second clamp member hold the first metal component, a connection center line connecting connection centers of the respective links is made straight in the oscillation direction.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: February 18, 2020
    Assignee: IHI Corporation
    Inventors: Nozomu Asano, Yasushi Dodo, Yuichiro Nakayama, Miki Shinagawa, Wataru Ueda
  • Patent number: 10301245
    Abstract: The present invention relates to the use of molybdenum and vanadium mixed oxides, optionally iron doped, as catalysts for the oxidation of unsaturated alcohols, in particular allyl alcohol, and also to a process for the production of unsaturated carboxylic acids, in particular acrylic acid, in the gas phase, in the presence of such a catalyst.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: May 28, 2019
    Assignees: Centre National de la Recherche Scientifique, Universite des Sciences et Technologies de Lille 1, Hokkaido University, Ecole Centrale de Lille
    Inventors: Sébastien Paul, Benjamin Katryniok, Franck Dumeignil, Marcia Araque Marin, Toru Murayama, Wataru Ueda
  • Patent number: 10266474
    Abstract: The present invention relates to the use of molybdenum and vanadium mixed oxides, optionally iron doped, as catalysts for the oxidation of unsaturated alcohols, in particular allyl alcohol, and also to a process for the production of unsaturated carboxylic acids, in particular acrylic acid, in the gas phase, in the presence of such a catalyst.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: April 23, 2019
    Assignees: Centre National De La Recherche Scientifique, Universite Des Sciences et Technologies De Lille 1, Hokkaido University, Ecole Centrale De Lille
    Inventors: Sébastien Paul, Benjamin Katryniok, Franck Dumeignil, Marcia Araque Marin, Toru Murayama, Wataru Ueda
  • Publication number: 20180215696
    Abstract: The present invention relates to the use of molybdenum and vanadium mixed oxides, optionally iron doped, as catalysts for the oxidation of unsaturated alcohols, in particular allyl alcohol, and also to a process for the production of unsaturated carboxylic acids, in particular acrylic acid, in the gas phase, in the presence of such a catalyst.
    Type: Application
    Filed: June 18, 2015
    Publication date: August 2, 2018
    Inventors: Sébastien PAUL, Benjamin KATRYNIOK, Franck DUMEIGNIL, Marcia ARAQUE MARIN, Toru MURAYAMA, Wataru UEDA
  • Publication number: 20180154478
    Abstract: An oscillation jig includes: an oscillation jig base connected to an oscillation table; a first clamp member provided in the oscillation jig base; a second clamp member located at a position opposed to the first clamp member in an oscillation direction and configured to hold a first metal component together with the first clamp member; a link mechanism provided in the oscillation jig base, composed of a plurality of links connected together, connected to the second clamp member, and caused to extend and contract in the oscillation direction; and a clamp actuator configured to cause the link mechanism to extend and contract in the oscillation direction. When the first clamp member and the second clamp member hold the first metal component, a connection center line connecting connection centers of the respective links is made straight in the oscillation direction.
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Applicant: IHI Corporation
    Inventors: Nozomu ASANO, Yasushi DODO, Yuichiro NAKAYAMA, Miki SHINAGAWA, Wataru UEDA
  • Patent number: 9815748
    Abstract: Provided are a catalyst whereby isobutylene can be produced at high yield in a lower-temperature environment, and a method for producing isobutylene using the catalyst. The catalyst for producing isobutylene is an oxide including at least one element selected from molybdenum and tungsten, and at least one element selected from tantalum, niobium, and titanium.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: November 14, 2017
    Assignees: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Mitsubishi Chemical Corporation
    Inventors: Wataru Ueda, Toru Murayama, Ken Ooyachi, Wataru Ninomiya, Toshiya Yasukawa