Patents by Inventor Yuji Saito

Yuji Saito 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: 20240405772
    Abstract: For example, a pulse transmission circuit includes: a constant current source configured to generate a constant current; a capacitor configured to be charged using the constant current (e.g., a charge current generated by mirroring the constant current); and a discharge switch configured to pass a discharge current from the capacitor to a transformer according to a pulse edge in an input pulse signal, thereby to pulse-drive the transformer.
    Type: Application
    Filed: August 15, 2024
    Publication date: December 5, 2024
    Inventors: Yosuke YAMANAKA, Yuji SHIMADA, Koji SAITO
  • Publication number: 20240400234
    Abstract: A spacecraft-borne propulsion device includes a propellant storage mechanism including a propellant storage container that stores a propellant in a vapor-liquid equilibrium state or a liquid phase, the propellant being ethanol or an aqueous ethanol solution; a propellant transport mechanism configured to supply, with an electric pump, the propellant under pressurization to a pressure exceeding 1 atm at room temperature; a gas heating mechanism including a heater including a separate heater for heating up connected via a check valve; a thruster head mechanism having a nozzle that generates a thrust with a heated gas; and a power supply mechanism including a storage battery for driving the electric pump and the heater for heating up. The propellant storage mechanism, the propellant transport mechanism, the gas heating mechanism, and the thruster head mechanism are connected in series.
    Type: Application
    Filed: September 28, 2021
    Publication date: December 5, 2024
    Inventors: Junichiro KAWAGUCHI, Yuji SAITO
  • Publication number: 20240391166
    Abstract: The present invention provides a tool head for three-dimensional molding capable of high-speed forming as relating to three-dimensional molding for a fused deposition method that feeds filament in a direct method. The present invention relates to a tool head for a three-dimensional molding device, provided with an extruder for feeding a filament, an extruder motor for driving the extruder, a heating unit for melting the filament fed from the extruder, a nozzle for discharging the filament melted by the heating unit, and a fan for cooling the extruder motor.
    Type: Application
    Filed: May 23, 2024
    Publication date: November 28, 2024
    Applicant: GUTENBERG CO., LTD.
    Inventors: Yuji Yamaguchi, Tetsuya Saito, Tu Minh Nguyen
  • Publication number: 20240392249
    Abstract: HH culture media and methods are provided to allow for recovery from injury or stress associated with cell isolation procedures and freeze/thaw cycle(s) by the use of a DMSO-supplemented medium, i.e., Phase 1 (recovery-phase). Moreover, HH culture media and methods are provided to allow for support of hepatic functionality of cultured HH at a comparable level to that of the human liver by the use of a DMSO, DMSO2, or TMSO-supplemented medium, i.e., Phase 2 (maintenance-application phase). These HH are suitable for the in vitro study of liver biology, diseases drug metabolism and pharmacokinetics. Furthermore, the culture supernatant of HH during Phase 2, namely, conditioned culture medium of human hepatocytes (CMHH), is provided, which facilitates iHeps maturation and supports the cell fate maintenance of hepatocytes. Methods of preparing CMHH are also provided, including culturing humanized liver chimeric animal derived-human hepatocytes and/or primary human hepatocytes in a medium to be collected.
    Type: Application
    Filed: September 30, 2022
    Publication date: November 28, 2024
    Applicants: UNIVERSITY OF SOUTHERN CALIFORNIA, PhoenixBio Co., Ltd.
    Inventors: Takeshi SAITO, Yuji ISHIDA, Go SUGAHARA, Chise TATENO-MUKAIDANI, Chihiro YAMASAKI
  • Publication number: 20240388214
    Abstract: A power conversion device includes a housing, a plurality of circuit components accommodated in the housing, at least one heat dissipation plate accommodated in the housing, and a substrate. Each of the plurality of circuit components includes an element body and a current-carrying terminal electrically connected to an electrode surface of the element body. The substrate is electrically connected to the current-carrying terminal. The at least one heat dissipation plate is disposed between two adjacent circuit components of the plurality of circuit components and thermally connected to the housing.
    Type: Application
    Filed: September 14, 2022
    Publication date: November 21, 2024
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yukiko MORI, Kenta FUJII, Yoshikazu TSUNODA, Takashi KUMAGAI, Yuji SHIRAKATA, Norikazu HATTORI, Yoshimichi SAITO
  • Patent number: 12148579
    Abstract: An electrolytic capacitor includes a capacitor element and an electrolytic solution. The capacitor element includes: an anode body including a dielectric layer; a cathode body; and a solid electrolyte in contact with the dielectric layer. The electrolytic solution includes a solvent, a solute, and a polymer component. The solvent includes an ethylene glycol compound. The polymer component includes polyalkylene glycol. The polyalkylene glycol includes at least one of (i) a mixture of polyoxyethylene and polyoxypropylene and (ii) an oxyethylene-oxypropylene copolymer. In the polyalkylene glycol, a molar ratio m/n of oxyethylene units to oxypropylene units is greater than 1.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: November 19, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yuichiro Tsubaki, Tatsuji Aoyama, Kazuyo Saito, Yuji Otsuka
  • Publication number: 20240379941
    Abstract: A positive electrode active material that is unlikely to generate defects even when charging and discharging at a high voltage and/or at a high temperature is provided. A positive electrode active material in which crystal structures are unlikely to collapse even when charging and discharging are repeated is also provided. The positive electrode active material contains lithium, cobalt, oxygen, and an additive element. The positive electrode active material includes a surface portion, an inner portion. The positive electrode active material contains the additive element in the surface portion. The surface portion is a region extending from a surface of the positive electrode active material to a depth of 10 nm or less toward the inner portion, and the surface portion and the inner portion are topotaxy. A degree of diffusion of the additive element vary between crystal planes of the surface portion, and the additive element is at least one or two or more selected from nickel, aluminum, and magnesium.
    Type: Application
    Filed: June 27, 2022
    Publication date: November 14, 2024
    Inventors: Jo SAITO, Tatsuyoshi TAKAHASHI, Kunihiko SUZUKI, Shunsuke HOSOUMI, Mayumi MIKAMI, Kazuki TANEMURA, Yuji IWAKI, Shunpei YAMAZAKI
  • Patent number: 12138839
    Abstract: There is provided an injection molding machine management system including an injection molding machine configured to mold a molded article with injection molding, a peripheral device configured to perform a post-process of the injection molding, and a control device communicably coupled to the injection molding machine and the peripheral device. The injection molding machine management system includes a generating section configured to generate a common identifier for each of predetermined production units and transmit the common identifier to the peripheral device. Molding data concerning the injection molding and post-process data concerning the post-process are correlated with the common identifier.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: November 12, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Hiroki Minowa, Kazuhiko Tsuchimoto, Takuya Higuchi, Yuji Saito
  • Publication number: 20240347556
    Abstract: A semiconductor apparatus includes a structure and a wiring portion. The structure includes a pixel array having a plurality of pixels arranged in a plurality of rows and a plurality of columns, a circuit unit that scans the plurality of pixels or processes signals output from the plurality of pixels, and a voltage generation circuit that generates a first voltage. The wiring portion is provided outside of the structure. The first voltage is supplied from the voltage generation circuit to the circuit unit via the wiring portion.
    Type: Application
    Filed: April 3, 2024
    Publication date: October 17, 2024
    Inventors: HIDEO KOBAYASHI, YUJI NAKAJIMA, KAZUHIRO SAITO
  • Publication number: 20240333232
    Abstract: A speaker distortion correction device includes an amplifier configured to drive a speaker; and a distortion corrector. An input signal is input to the distortion corrector, and an output of the distortion corrector is input to the amplifier. The distortion corrector includes a nonlinear distortion controller configured to generate a corrected signal obtained by performing a nonlinear distortion correction process on the input signal so that nonlinear distortion of the speaker is suppressed when the corrected signal is input to the amplifier; a maximum value calculating section configured to calculate a maximum output value of the amplifier to be obtained when the corrected signal is input to the amplifier, based on at least the input signal; and a selector configured to select the corrected signal when the maximum output value does not exceed a predetermined threshold and select the input signal when the maximum output value exceeds the predetermined threshold.
    Type: Application
    Filed: March 15, 2024
    Publication date: October 3, 2024
    Inventor: Yuji SAITO
  • Publication number: 20240308251
    Abstract: An image printing apparatus and a method of controlling the same are capable of appropriately correcting the conveyance amount in each of a plurality of conveyance paths. In a case of conveying a print medium along a first conveyance path, a controller controls the driving of a conveyance motor based on first information. In a case of conveying the print medium along a second conveyance path, the controller controls the driving of the conveyance motor based on second information, which is different from the first information.
    Type: Application
    Filed: May 21, 2024
    Publication date: September 19, 2024
    Inventors: Serena Saito, Naoko Baba, Yuji Konno, Yoshitomo Marumoto, Shin Genta, Takayuki Ushiyama, Yumi Shimokodachi, Taichi Yokokawa
  • Publication number: 20240309913
    Abstract: A sliding member includes a metal substrate and a sliding layer formed on one surface of the metal substrate. The sliding layer has a matrix phase containing Cu and Sn and hard particles dispersed in the matrix phase and containing a Laves phase constituted of a composition of Co, Mo and Si.
    Type: Application
    Filed: May 22, 2024
    Publication date: September 19, 2024
    Inventors: Naoki Sato, Toshio HAKUTO, Takashi AKAGAWA, Yuji KAWAMATA, Ryoichi SUZUKI, Takashi SAITO, Tadashi OSHIMA, Hajime KATO
  • Publication number: 20240295042
    Abstract: A solid-electrolyte electrolytic device may be excellent in operation rate and have device life without stopping a CO2 reduction reaction. A solid-electrolyte electrolytic device may include: a cathode that performs a reduction reaction; an anode that constitutes one pair of electrodes together with the cathode; an electrolytic solution that is in contact with the anode and supports an oxidation-reduction reaction; a solid electrolyte that is disposed between the cathode and the anode; and a refresh unit that supplies a recovery liquid for diluting or replacing the electrolytic solution to the anode to remove a salt precipitated between the cathode and the solid electrolyte, the recovery liquid being a solution with a lower concentration of a cation identical to a cation included in the salt than the electrolytic solution.
    Type: Application
    Filed: March 8, 2022
    Publication date: September 5, 2024
    Applicant: IDEMITSU KOSAN CO.,LTD.
    Inventors: Kazuhito SAITO, Yuji OKAMOTO, Hiroyuki KANEKO, Qingxin JIA
  • Publication number: 20240272151
    Abstract: Disclosed are a method of testing a fecal sample, which method suppresses the effect of interfering substances contained in the fecal sample in immunochromatography, to enable accurate and specific measurement of a substance to be detected in the test sample, and an immunochromatographic test piece therefor. The method of testing a fecal sample includes testing the fecal sample by immunochromatography in the presence of a water-soluble polymer. The water-soluble polymer is, for example, a compound containing a polyoxyethylene moiety, or a polyacrylic acid or a salt thereof. The immunochromatographic test piece for testing a fecal sample includes the water-soluble polymer in a sample drop region.
    Type: Application
    Filed: June 6, 2022
    Publication date: August 15, 2024
    Applicant: Denka Company Limited
    Inventors: Koji HIRAOKA, Yuji SAITO
  • Publication number: 20240272158
    Abstract: Disclosed are a method of testing a fecal sample, which method suppresses the effect of interfering substances contained in the fecal sample in immunochromatography, to enable accurate and specific measurement of a substance to be detected in the test sample, and an immunochromatographic test piece therefor. The method of testing a fecal sample includes testing the fecal sample by immunochromatography in the presence of taurodeoxycholic acid or a salt thereof. The immunochromatographic test piece for testing a fecal sample includes taurodeoxycholic acid or a salt thereof in a sample drop region.
    Type: Application
    Filed: June 6, 2022
    Publication date: August 15, 2024
    Applicant: Denka Company Limited
    Inventors: Koji HIRAOKA, Yuji SAITO
  • Publication number: 20240262109
    Abstract: A printer configured to print on a print medium having an RFID includes: a communication unit configured to communicate with the RFID; a controller configured to attempt communication between the RFID and the communication unit while a relative position between the RFID and the communication unit is adjusted, the controller is configured to operate in first and second modes in which the controller attempts the communication at respective first and second pluralities of relative positions between the RFID and the communication unit and determines a radio wave strength at relative positions at which the communication is successful, and identifies an optimum communication position based on the radio wave strength at relative positions at which the communication is successful.
    Type: Application
    Filed: April 17, 2024
    Publication date: August 8, 2024
    Applicant: SATO HOLDINGS KABUSHIKI KAISHA
    Inventors: Hidekazu ARAI, Yuji SAITO
  • Publication number: 20240266893
    Abstract: A rotor for a rotary electric machine, and a rotary electric machine using the same include a pair of first magnets arranged in a V shape, and a pair of second magnets, magnet holes are provided with a first magnetic vacancy facing a d-axis with the first magnet interposed therebetween, and a second magnetic vacancy facing the d-axis with the second magnet interposed therebetween, the distance from the d-axis to an end portion of the first magnetic vacancy is made larger than the distance from the d-axis to an end portion of the second magnet in an outermost diameter side when viewed in a direction perpendicular to the d-axis, the distance between the first magnetic vacancy and the second magnetic vacancy in an outermost diameter side is smaller than the distance between the second magnetic vacancies adjacent to each other in a plurality of magnetic poles, and the V-shape formed by the pair of first magnets has an inside angle with a magnitude which is larger than that of the inside angle formed by the pair o
    Type: Application
    Filed: August 27, 2021
    Publication date: August 8, 2024
    Applicant: HITACHI ASTEMO, LTD.
    Inventors: Yuji KOBAYASHI, Yasuyuki SAITO, Miku TAKAHASHI, Hiroki NARUSHIMA
  • Patent number: 12058882
    Abstract: A light emitting apparatus (10) includes a substrate (100), an insulating layer (160), a light emitting element (102), a coating film (140), and a structure (150). The insulating layer (160) is formed over one surface of the substrate (100), and includes an opening (162). The light emitting element (102) is formed in the opening (162). The coating film (140) is formed over the one surface of the substrate (100), and covers a portion of the light emitting element (102), the insulating layer (160), and the one surface of the substrate (100). The coating film (140) does not cover another portion of the substrate (100) (for example, a portion of an end portion: hereinafter, referred to as a first portion). The structure (150) is located between the first portion of the substrate (100) and the insulating layer (160). The coating film (140) also covers the insulating layer (160).
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: August 6, 2024
    Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATION
    Inventors: Koji Fujita, Shinsuke Tanaka, Yuji Saito, Shinji Nakajima
  • Publication number: 20240248085
    Abstract: Disclosed are a norovirus detection method and a device for the detection that enable detection of the major norovirus epidemic strains, GII.2 and GII.4, with high sensitivity. The immunoassay of norovirus utilizes the antigen-antibody reaction between norovirus in a sample and an antibody or an antigen-binding fragment thereof that recognizes the shell domain of the norovirus capsid. The novel immunoassay of norovirus and immunoassay device therefor were provided, which enable detection of GII.2 and GII.4 noroviruses with high sensitivity.
    Type: Application
    Filed: May 20, 2022
    Publication date: July 25, 2024
    Applicant: Denka Company Limited
    Inventors: Yuji SAITO, Koji HIRAOKA, Shinya OGASAWARA
  • Publication number: 20240241122
    Abstract: Disclosed is an anti-norovirus antibody that reacts with noroviruses of many genotypes and can collectively detect the noroviruses. The anti-norovirus antibody or an antigen-binding fragment thereof undergoes antigen-antibody reaction with the peptides composed of the amino acid sequences of SEQ ID NO: 1 and SEQ ID NO: 2, respectively. The anti-norovirus antibody, which can broadly bind to noroviruses and detect a wide range of human noroviruses with high specificity and sensitivity, and a norovirus immunoassay and a norovirus immunoassay device, both using the anti-norovirus antibody, are provided.
    Type: Application
    Filed: May 20, 2022
    Publication date: July 18, 2024
    Applicant: Denka Company Limited
    Inventors: Yuji SAITO, Koji HIRAOKA, Shinya OGASAWARA