Patents by Inventor Tomohiro Ogawa

Tomohiro Ogawa 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: 12125481
    Abstract: A reranking device include a hypothesis input unit configured to receive input of N-best hypotheses associated with scores of a speech recognition accuracy; a hypothesis selection unit configured to select two hypotheses to be determined from among the input N-best hypotheses. Further, there is a determination unit configured to determine which accuracy of two hypotheses is higher by using: a plurality of first auxiliary model to M-th auxiliary model represented by such a neural network as to be capable of converting, when the selected two hypotheses are given, the two hypotheses into hidden state vectors, and determining which of the two hypotheses is higher based on the hidden state vectors of the two hypotheses; and a main model represented by such a neural network as to be capable of determining which of the two hypotheses is higher based on the hidden state vectors of the two hypotheses.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: October 22, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Atsunori Ogawa, Marc Delcroix, Shigeki Karita, Tomohiro Nakatani
  • Patent number: 12105069
    Abstract: A liquid sending failure detector acquires periodically a liquid sending pressure of a liquid sending mechanism consecutively sends liquid using at least one plunger pump that sends liquid by reciprocally driving a plunger such that a fluctuation is read in one driving period of the liquid sending mechanism, and detect a liquid sending failure of the liquid sending mechanism using an acquired liquid sending pressure. The liquid sending failure detector executes a pulsation detection step of obtaining a fluctuation range of the liquid sending pressure in a certain driving period of the liquid sending mechanism and detecting pulsation on a condition that a count of consecutive periods in which the fluctuation range exceeds a predetermined reference value exceeds a predetermined reference count, and a liquid sending failure detection step of detecting a liquid sending failure of the liquid sending mechanism when the pulsation is detected in the pulsation detection step.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: October 1, 2024
    Assignee: SHIMADZU CORPORATION
    Inventors: Tomohiro Gomi, Daisuke Kitabayashi, Shinya Imamura, Keisuke Ogawa, Masataka Nikko, Masahide Gunji
  • Publication number: 20240279764
    Abstract: Disclosed is a martensitic stainless steel for a hydrogen gas environment, having a composition consisting of: 0.02 mass %?C?0.30 mass %, Si?1.50 mass %, Mn?1.50 mass %, P?0.150 mass %, S?0.150 mass %, 8.0 mass %?Cr?22.0 mass %, 1.0 mass %?Ni?6.0 mass %, 0.01 mass %?Nb?1.0 mass %, and N?0.12 mass %, and optionally at least one selected from the group consisting of: Cu?6.00 mass %, Mo?3.00 mass %, V?1.50 mass %, and B?0.0500 mass %, with the balance being Fe and inevitable impurities; having: a crystal grain size number of prior austenite grains of 2.0 or more, an amount of retained austenite of 40 vol % or less, a tensile strength of 1,500 MPa or less, and satisfying DH2(0.7)/Dair?0.8.
    Type: Application
    Filed: January 11, 2024
    Publication date: August 22, 2024
    Inventors: Nobuyuki TAKAHASHI, Daisuke KUDO, Tomohiro ANDO, Yoshihiko KOYANAGI, Huhei OGAWA, Hisao MATSUNAGA
  • Publication number: 20240254367
    Abstract: A UV-curable silicone composition having storage stability and sufficient rapid curability is provided. A resulting cured product of the UV-curable silicone composition has high extensibility, maintains a strong adhesive strength under high temperature and high humidity conditions, and in which discoloration (yellowing) is suppressed, as a curable silicone composition used in an optical display or the like. Also provided is an application of a cured product thereof (OCR or the like). The UV-curable silicone composition comprises (A) a chain-like organopolysiloxane having a specific methacryloyl group-containing organic group, (B) a monofunctional or polyfunctional acrylate compound, and (C) a photopolymerization initiator. The ratio [(a)/(b)] of (a) the number of mols of methacroyl groups and (b) the number of mols of acryloyl groups in the composition is in a range of 0.1 to 3.0.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 1, 2024
    Inventors: Sayuri KIKUNAGA, Yuki YOKOUCHI, Takuya OGAWA, Tomohiro IIMURA
  • Publication number: 20240256167
    Abstract: Performance deterioration of a storage system is prevented. A storage controller includes one or more processors, and one or more memories configured to store one or more programs to be executed by the one or more processors. The one or more processors are configured to execute conversion of converting metadata before conversion for controlling the storage system into metadata after conversion in a format corresponding to a new controller newly installed in the storage system, execute control of switching an access destination between the metadata before conversion and the metadata after conversion according to an access control code during the conversion, and access the metadata before conversion without using the access control code before start of the conversion.
    Type: Application
    Filed: September 19, 2023
    Publication date: August 1, 2024
    Inventors: Shugo OGAWA, Yoshihiro YOSHII, Ryosuke TATSUMI, Tomohiro YOSHIHARA, Yusuke NONAKA, Hiroshi MIKI
  • Patent number: 12036597
    Abstract: A jig for metal plastic working for use in plastic working of a metal or alloy workpiece, in which a working surface is moved relative to the workpiece in contact with the workpiece. The working surface of the jig is smoothed so that an arithmetic mean surface roughness Ra is not more than 0.12 ?m, and so that no protrusion is observed that has a width of not less than 200 ?m and a height of not less than 10 ?m, which are calculated on a basis of a projection thereof along a working direction.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: July 16, 2024
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuho Kumagai, Tomohiro Ogawa, Ryozo Shiroishi, Naoya Matsumoto, Masahiro Shimamura
  • Publication number: 20230286032
    Abstract: Provided is a machining jig on which a carbon film (3) is formed on a machining surface of a rigid substrate (1), in which the carbon film (3) indicates a Raman spectroscopy spectrum with an intensity ratio, represented by the formula: ID/IG (where ID is the maximum peak intensity at 1333±10 cm?1 in the Raman spectroscopy spectrum of the carbon film surface, and IG is the maximum peak intensity at 1500±100 cm?1 in the Raman spectroscopy spectrum of the carbon film surface), exceeding 0.6. Also provided is a method of manufacturing seamless can bodies, the method including a step of using a mold machining member, on which a diamond film is formed on a machining surface, to press work a metal material onto the machining surface of the mold machining member in a state where a coolant is interposed.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 14, 2023
    Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
  • Patent number: 11745245
    Abstract: A metallic worked article suppressing the worked surfaces from being scratched during the plastic work that is conducted aiming at reducing the thickness or decreasing the diameter. The metallic worked article has a reduced thickness or a decreased diameter as obtained through the plastic work, wherein on the worked surface thereof, the ratio Ra1/Ra2 of an arithmetic mean roughness Ra1 measured in a direction at right angles with the direction of working and an arithmetic mean roughness Ra2 measured in the direction of working, is from 0.5 to 1.5.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: September 5, 2023
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuho Kumagai, Ryozo Shiroishi, Naoya Matsumoto, Masahiro Shimamura, Tomohiro Ogawa
  • Patent number: 11698685
    Abstract: The present invention is intended to realize character string input using two or more devices by an efficient technique. A character string input system includes a first information processing apparatus and a second information processing apparatus. The first information processing apparatus acquires an operation done on a first input device and acquires a first character string on the basis of the acquired operation. The second information processing apparatus acquires an operation done on a second input device and acquires a second character string on the basis of the acquired operation. The first information processing apparatus outputs an input character string on the basis of the first character string acquired by the time input of the second character string is started by use of the second input device and the second character string.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: July 11, 2023
    Assignee: SONY INTERACTIVE ENTERTAINMENT INC.
    Inventors: Masanori Nomura, Tomohiro Ogawa, Satoru Matsuda, Takenori Oshima, Junichi Naoi
  • Publication number: 20230119966
    Abstract: There is provided a method for manufacturing a bottomed cylindrical body, the method being capable of achieving both a conventional hard can manufacturing process such as drawing and ironing and reduction in the cost and the environmental load in a degreasing step. The method for manufacturing a bottomed cylindrical body includes a lubricant application step of applying liquid (lubricant) having a viscosity of lower than 200 mPa·s to a surface of a metal plate, a drawing step of drawing the metal plate to which. the lubricant has been applied, with use of a forming member having a processing surface having a hardness of Hv 1000 to 12000, an ironing step of ironing, with use of another forming member having a processing surface having a hardness of Hv 1500 to 12000, a workpiece with a coolant interposed between the workpiece and the another forming member, to form a bottomed cylindrical body, and a degreasing step of degreasing oil on a surface of the bottomed cylindrical body with use of a cleaning agent.
    Type: Application
    Filed: March 9, 2021
    Publication date: April 20, 2023
    Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
  • Publication number: 20230122197
    Abstract: Provided is a manufacturing method of a bottomed cylindrical body, which can achieve both severe can making processing such as conventional drawing and ironing, and cost reduction and environmental load reduction in a washing step. A manufacturing method of a bottomed cylindrical body includes a drawing step of drawing a metal sheet by use of forming members each of which has a hardness of Hv 1500 to 12000 at its processing surface, and an ironing step of ironing a workpiece into the bottomed cylindrical body via a coolant by use of forming members each of which has a carbon film at its processing surface, and the coolant is a water-soluble coolant or a coolant having a boiling point of lower than 300° C.
    Type: Application
    Filed: March 10, 2021
    Publication date: April 20, 2023
    Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
  • Publication number: 20220382438
    Abstract: Provided is an input/output controller including: a touch panel display; and a control section configured to cause the touch panel display to display a first icon at a first position on the touch panel display and, when one or more other positions are touched while the first position is touched, perform a process associated with the first icon and the one or more other positions.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Inventor: Tomohiro OGAWA
  • Patent number: 11508976
    Abstract: A fuel cell system includes a fuel cell, an anode gas supply system, an anode gas circulatory system, a cathode gas supply-discharge system, a gas-liquid discharge passage, a gas-liquid discharge valve configured to open and close the gas-liquid discharge passage, a flow-rate acquisition portion, and a controlling portion. After the controlling portion instructs the gas-liquid discharge valve to be opened, the controlling portion executes a normal-abnormality determination such that, when a discharge-gas flow rate of anode gas is a predetermined normal reference value or more, the controlling portion determines that the gas-liquid discharge valve is opened normally, and when the discharge-gas flow rate is lower than the normal reference value, the controlling portion determines that the gas-liquid discharge valve is not opened normally.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: November 22, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomio Yamanaka, Tomotaka Ishikawa, Tomohiro Ogawa, Ryosuke Oya, Junichi Matsuo
  • Publication number: 20220321711
    Abstract: An image forming system includes an image forming apparatus and an information processing device. The image forming apparatus includes an apparatus display section which displays an image. The information processing device includes: a terminal display section which displays an image; a terminal transmission section which transmits remote input information to the image forming apparatus; a terminal reception section which receives remote output information from the image forming apparatus that received the remote input information; and a terminal controller which controls the terminal display section based on the remote output information. The terminal controller controls the terminal display section so as to display an image exhibiting the setting item information in a first region of the terminal display section and display an image exhibiting the related information in a second region of the terminal display section.
    Type: Application
    Filed: March 25, 2022
    Publication date: October 6, 2022
    Applicant: KYOCERA Document Solutions Inc.
    Inventors: Tomohiro OGAWA, Yoshiteru NISHIKAWA
  • Patent number: 11435870
    Abstract: Provided is an input/output controller including: a touch panel display; and a control section configured to cause the touch panel display to display a first icon at a first position on the touch panel display and, when one or more other positions are touched while the first position is touched, perform a process associated with the first icon and the one or more other positions.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: September 6, 2022
    Assignee: 138 EAST LCD ADVANCEMENTS LIMITED
    Inventor: Tomohiro Ogawa
  • Patent number: 11285822
    Abstract: An electric power system includes a secondary battery configured to supply electric power to a drive motor, configured to generate driving force of a vehicle, and an auxiliary having an auxiliary smoothing capacitor, a secondary battery relay configured to open or close an electrical contact between the secondary battery and the drive motor, a secondary battery smoothing capacitor connected between the secondary battery relay and the drive motor, an auxiliary relay configured to open or close an electrical contact between the secondary battery and the auxiliary, and a control unit configured to control a switching operation of each of the secondary battery relay and the auxiliary relay. The control unit is configured to, at startup of the vehicle, precharge the secondary battery smoothing capacitor by closing the secondary battery relay and then precharge the auxiliary smoothing capacitor by closing the auxiliary relay.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: March 29, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomohiro Ogawa, Kenji Umayahara, Ryota Kawaguchi, Shota Okada
  • Publication number: 20210394248
    Abstract: [Object] A pressing die and a press working method that can achieve both facilitation of management of an appropriate clearance and working durability at a high level are provided. [Solving Means] The pressing die of the present invention is a pressing die for press working a metal material using a punch part and a die part. A working surface of one of the punch part and the die part is coated with a diamond film the working surface contacting with the metal material. A working surface of the other one of the punch part and the die part is coated with a surface treatment film having a Vickers hardness of 8000 Hv or less the working surface contacting with the metal material.
    Type: Application
    Filed: September 18, 2019
    Publication date: December 23, 2021
    Inventors: Takuho KUMAGAI, Ryozo SHIROISHI, Tomohiro OGAWA, Naoya MATSUMOTO, Masahiro SHIMAMURA
  • Publication number: 20210354191
    Abstract: Provided is a machining jig on which a carbon film (3) is formed on a machining surface of a rigid substrate (1), in which the carbon film (3) indicates a Raman spectroscopy spectrum with an intensity ratio, represented by the formula: ID/IG (where ID is the maximum peak intensity at 1333±10 cm?1 in the Raman spectroscopy spectrum of the carbon film surface, and IG is the maximum peak intensity at 1500±100 cm?1 in the Raman spectroscopy spectrum of the carbon film surface), exceeding 0.6. Also provided is a method of manufacturing seamless can bodies, the method including a step of using a mold machining member, on which a diamond film is formed on a machining surface, to press work a metal material onto the machining surface of the mold machining member in a state where a coolant is interposed.
    Type: Application
    Filed: October 17, 2019
    Publication date: November 18, 2021
    Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
  • Publication number: 20210354186
    Abstract: A jig for metal plastic working for use in plastic working of a metal or alloy workpiece, in which a working surface is moved relative to the workpiece in contact with the workpiece. The working surface of the jig is smoothed so that an arithmetic mean surface roughness Ra is not more than 0.12 ?m, and so that no protrusion is observed that has a width of not less than 200 ?m and a height of not less than 10 ?m, which are calculated on a basis of a projection thereof along a working direction.
    Type: Application
    Filed: October 16, 2019
    Publication date: November 18, 2021
    Applicant: Toyo Seikan Group Holdings, Ltd.
    Inventors: Takuho KUMAGAI, Tomohiro OGAWA, Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA
  • Patent number: 11173535
    Abstract: A drilling jig for drilling a punching hole with a boundary between a basis material and a coating of a workpiece less noticeable, and a drilling method using this drilling jig. It includes a male blade, a female blade, and a hexagon bolt; the male blade and the hexagon bolt are capable of being coupled to each other; a screw hole, through which the hexagon bolt is inserted, and a blade portion are formed in the male blade; the blade portion has a planar blade surface; a shaft insertion hole, through which the hexagon bolt is inserted, and a blade portion housing hole capable of housing the blade portion are formed in the female blade, whereby the boundary between the basis material and the coating of a bumper can be positioned on the inside of the punching hole, preventing the appearance of the punching hole from being impaired.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: November 16, 2021
    Assignee: HONDA ACCESS CORP.
    Inventors: Shoji Yokoyama, Tomohiro Ogawa, Kazuya Takita, Ichiro Hosoya, Takashi Kumamoto, Yukio Kimura