Patents by Inventor Takashi Fujimoto

Takashi Fujimoto 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: 20240055600
    Abstract: A battery includes: a first electrode; a second electrode; and an electrolytic solution, wherein the first electrode includes a current collector and an active material layer, the active material layer contains Bi as a main component of an active material, and the electrolytic solution contains at least one selected from the group consisting of vinylene carbonate and fluoroethylene carbonate.
    Type: Application
    Filed: October 21, 2021
    Publication date: February 15, 2024
    Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Masahisa Fujimoto, Takashi Oto
  • Publication number: 20240053497
    Abstract: A radiation imaging apparatus includes a pixel array having a plurality of pixels configured to detect radiation, and a controller configured to obtain a radiation generation condition related to a radiation generating apparatus during fluoroscopic imaging, and determine, during the fluoroscopic imaging, timings of a plurality of sampling and holding operations in each of the plurality of pixels in accordance with the radiation generation condition. The timing of at least one sampling and holding operation is a timing in an irradiation period of radiation, and each of the plurality of pixels includes a conversion element configured to convert radiation into an electrical signal, and a sample and hold circuit configured to sample and hold signals from the conversion element multiple times in accordance with the timings, determined by the controller, of the plurality of sampling and holding operations.
    Type: Application
    Filed: August 4, 2023
    Publication date: February 15, 2024
    Inventors: TAKASHI TAKASAKI, ATSUSHI IWASHITA, KOSUKE TERUI, RYUICHI FUJIMOTO, TAKESHI NODA
  • Patent number: 11894032
    Abstract: Provided are: a magnetic recording medium including a non-magnetic support and a magnetic layer containing a ferromagnetic powder, in which the ferromagnetic powder is an ?-iron oxide powder, a vertical switching field distribution SFD of the magnetic recording medium is 0.20 or more and 3.00 or less at a measurement temperature of 25° C., and an inclination of SFD obtained from SFD at a measurement temperature of 10° C., SFD at a measurement temperature of 25° C., and SFD at a measurement temperature of 40° C. is 0.003° C.?1 or more and 0.080° C.?1 or less; a magnetic tape cartridge including the magnetic recording medium which is a magnetic tape; and a magnetic recording and reproducing device including the magnetic recording medium.
    Type: Grant
    Filed: March 29, 2023
    Date of Patent: February 6, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Eiki Ozawa, Takashi Fujimoto
  • Publication number: 20240030418
    Abstract: A battery includes a first electrode, a second electrode, and a solid electrolyte layer disposed between the first electrode and the second electrode, the first electrode includes a current collector and an active material layer disposed between the current collector and the solid electrolyte layer, the active material layer contains BiNi, and the BiNi has a crystal structure of space group C2/m.
    Type: Application
    Filed: October 2, 2023
    Publication date: January 25, 2024
    Inventors: TAKASHI OTO, MASAHISA FUJIMOTO
  • Publication number: 20240030419
    Abstract: A battery includes a first electrode, a second electrode, and a solid electrolyte layer disposed between the first electrode and the second electrode, the first electrode includes a current collector and an active material layer disposed between the current collector and the solid electrolyte layer, the active material layer contains Bi3Ni, and the Bi3Ni has a crystal structure of space group Pnma.
    Type: Application
    Filed: October 2, 2023
    Publication date: January 25, 2024
    Inventors: TAKASHI OTO, MASAHISA FUJIMOTO
  • Publication number: 20230408570
    Abstract: The present embodiment provides a partial discharge measurement apparatus configured to detect partial discharge generated in a rotating electrical machine supplying or receiving power via an insulated conductor, where the apparatus comprises a calibration signal generator, a sensor, a compensation processor, and a signal processor. The calibration signal generator is configured to supply a calibration signal to a surface of an insulating layer of the insulated conductor. The sensor is configured to measure a physical quantity regarding the partial discharge. The compensation processor is configured to use an output signal of the sensor when the calibration signal has been supplied to generate a compensation coefficient. The signal processor is configured to process the output signal of the sensor based on the compensation coefficient.
    Type: Application
    Filed: February 23, 2023
    Publication date: December 21, 2023
    Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions Corporation
    Inventors: Akira FUJIMOTO, Takashi HARAKAWA, Makoto TAKANEZAWA, Hirotaka TSUBAKIHARA
  • Publication number: 20230402060
    Abstract: Provided are a magnetic recording medium including a non-magnetic support, and a magnetic layer including a ferromagnetic powder. The ferromagnetic powder is an ?-iron oxide powder, and an intensity ratio (Int1/Int2) of diffraction intensities obtained by an X-ray diffraction analysis of the magnetic layer using an In-Plane method after the magnetic layer is pressed at a pressure of 70 atm is 1.0 or more and 6.5 or less, a magnetic tape cartridge and a magnetic recording and reproducing device each including the magnetic recording medium.
    Type: Application
    Filed: August 24, 2023
    Publication date: December 14, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Eiki OZAWA, Takashi Fujimoto
  • Patent number: 11842756
    Abstract: Provided are: a magnetic recording medium including a non-magnetic support and a magnetic layer containing a ferromagnetic powder, in which the ferromagnetic powder is an ?-iron oxide powder, a vertical magnetization amount ?m per unit area of the magnetic recording medium is 5 G·?m or more and 100 G·?m or less at a measurement temperature of 25° C., and an inclination of ?m obtained from ?m at a measurement temperature of 10° C., ?m at a measurement temperature of 25° C., and ?m at a measurement temperature of 40° C. is ?0.20 G·?m/° C. or more and ?0.03 G·?m/° C. or less; a magnetic tape cartridge including the magnetic recording medium which is a magnetic tape; and a magnetic recording and reproducing device including the magnetic recording medium.
    Type: Grant
    Filed: March 23, 2023
    Date of Patent: December 12, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Takashi Fujimoto, Eiki Ozawa
  • Patent number: 11834063
    Abstract: A vehicle control device includes a peripheral object recognition unit configured to recognize an object that is present around a vehicle to be controlled, an object state recognition unit configured to recognize, in a situation where a first object and a second object are recognized by the peripheral object recognition unit, states of the first object and the second object including distance between the vehicle to be controlled and the first object, distance between the vehicle to be controlled and the second object, moving direction of the first object, and moving direction of the second object, and a display control unit configured to cause the display device to execute external notification processing for displaying a notification to the first object or the second object based on the states of the first object and the second object recognized by the object state recognition unit.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: December 5, 2023
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Naotoshi Fujimoto, Yuji Tsuchiya, Takashi Oshima
  • Publication number: 20230386515
    Abstract: Provided are a magnetic recording medium including a non-magnetic support, and a magnetic layer including a ferromagnetic powder. The ferromagnetic powder is an ?-iron oxide powder, and an intensity ratio (Int1/Int2) of diffraction intensities obtained by an X-ray diffraction analysis of the magnetic layer using an In-Plane method is 1.0 or more and 6.5 or less; and a magnetic tape cartridge and a magnetic recording and reproducing device each including the magnetic recording medium.
    Type: Application
    Filed: August 14, 2023
    Publication date: November 30, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takashi FUJIMOTO, Eiki Ozawa
  • Patent number: 11821159
    Abstract: Provided are a reinforcing member and a construction method capable of easily securing a side wall contact height even in the case where installed equipment is provided on a side wall. A reinforcing member according to the present invention is a reinforcing member which reinforces a manhole by being fixed to the manhole in a state in which at least part of the reinforcing member is in contact with a side wall inner surface of an inner surface of the manhole, an insertion hole into which an anchor bolt provided to protrude from the inner surface of the manhole can be inserted is formed, and the insertion hole is an elongated hole which allows the reinforcing member to move relative to the anchor bolt in an inserted state in which the anchor bolt is inserted into the insertion hole and an unfixed state in which the reinforcing member is not fixed to the manhole.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: November 21, 2023
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Norihiro Fujimoto, Tomoyasu Nagai, Shunsuke Tsuda, Takashi Sugiura
  • Publication number: 20230352224
    Abstract: A magnetic powder for a magnetic recording medium includes magnetic particles in which Ba in hexagonal barium ferrite is partially substituted with Sr, wherein a Dx volume represented by Dx volume (nm3) = Dxc × ? × (Dxa/2)2 is 2,200 nm3 or less, and an Sr/(Ba+Sr) molar ratio is 0.01 to 0.15. One that satisfies Ku ? 0.1 × [Sr/(Ba+Sr) molar ratio] + 0.13 is more preferred. For the formulas, Dxc is a crystallite diameter (nm) in a c-axis direction of a hexagonal ferrite crystal lattice, Dxa is a crystallite diameter (nm) in an a-axis direction of the same crystal lattice, ? is a circular constant, and Ku is a magnetocrystalline anisotropy constant (MJ/m3). By providing the hexagonal ferrite magnetic powder formed of fine particles, an effect of improving the perpendicular squareness ratio SQ of a magnetic recording medium is large.
    Type: Application
    Filed: March 29, 2023
    Publication date: November 2, 2023
    Inventors: Akifumi ONODERA, Yasuto MIYAMOTO, Masaki KOSHIKO, Toshio TADA, Takashi FUJIMOTO
  • Publication number: 20230349965
    Abstract: A partial discharge measurement system comprising: at least one sensor configured to detect a voltage signal propagating through a conductor connected to a rotating electrical machine in a non-contact manner; a first bandpass filter through which a component of a first frequency included in the voltage signal acquired by the sensor passes; a second bandpass filter through which a component of a second frequency included in the voltage signal acquired by the sensor passes, the second frequency being lower than the first frequency; a phase acquirer configured to acquire a phase waveform of the component of the second frequency having passed through the second bandpass filter; and an output interface configured to output information by which a component of partial discharge of the rotating electrical machine included in the component of the first frequency having passed through the first bandpass filter can be identified based on the phase waveform.
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Makoto TAKANEZAWA, Takashi HARAKAWA, Akira FUJIMOTO, Satoshi HIROSHIMA
  • Patent number: 11803143
    Abstract: A nip formation pad includes a base, a high thermal conduction member, and an attachment. The high thermal conduction member has a thermal conductivity greater than a thermal conductivity of the base. The attachment is attached to the high thermal conduction member by elastic deformation of the attachment on the base held between the high thermal conduction member and the attachment.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: October 31, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yoshiki Yamaguchi, Ippei Fujimoto, Takashi Seto, Hiroshi Yoshinaga, Kentaro Yamashita
  • Patent number: 11801715
    Abstract: A tire includes a tread portion including four circumferential grooves between outboard and inboard tread edges, and five land portions divided by the circumferential grooves. The circumferential grooves include an inboard shoulder circumferential groove located nearest to the inboard tread edge in the circumferential grooves. The land portions include an inboard shoulder land portion disposed axially outward of the inboard shoulder circumferential groove and having a ground contact surface with the smallest axial width in the land portions. The inboard shoulder land portion is provided with inboard shoulder lateral grooves and inboard shoulder sipes. The inboard shoulder lateral grooves include inner ends away from the inboard shoulder circumferential groove. The inboard shoulder lateral grooves extend axially outward from the inner ends to a location beyond the inboard tread edge. The inboard shoulder sipes extends from the inboard shoulder circumferential groove to a location beyond the inboard tread edge.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: October 31, 2023
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Keiji Higuchi, Ryota Ikeda, Takashi Hagihara, Takuya Osawa, Takuya Fujimoto
  • Publication number: 20230343998
    Abstract: A battery includes a first electrode, a second electrode, and a solid electrolyte layer disposed between the first electrode and the second electrode, in which the first electrode includes a current collector and an active material layer disposed between the current collector and the solid electrolyte layer, and the active material layer contains Bi as a main component of an active material.
    Type: Application
    Filed: June 28, 2023
    Publication date: October 26, 2023
    Inventors: TAKASHI OTO, MASAHISA FUJIMOTO
  • Publication number: 20230317337
    Abstract: [Problem] A hexagonal barium ferrite magnetic powder formed of fine particles, wherein the anisotropic magnetic field distribution of a magnetic recording medium can be made to fall within a range effective in both improving the recording density and improving the SNR is provided. [Solution] A magnetic powder for a magnetic recording medium including magnetic particles in which Ba in hexagonal barium ferrite is partially substituted with Sr, wherein a Dx volume represented by the following formula (1) is 2,200 nm3 or less, an Sr/(Ba+Sr) molar ratio is 0.01 to 0.30, and an anisotropic magnetic field distribution is 1.00 or less. Dx volume (nm3)=Dxc×?×(Dxa/2)2??(1) Here, Dxc is a crystallite diameter (nm) in a c-axis direction of a hexagonal ferrite crystal lattice, Dxa is a crystallite diameter (nm) in an a-axis direction of the same crystal lattice, and n is a circular constant.
    Type: Application
    Filed: March 29, 2023
    Publication date: October 5, 2023
    Inventors: Akifumi ONODERA, Yasuto Miyamoto, Masaki Koshiko, Toshio Tada, Takashi Fujimoto
  • Publication number: 20230290375
    Abstract: The magnetic recording medium includes a non-magnetic support, and a magnetic layer including a ferromagnetic powder. A magnetic tape cartridge and a magnetic recording and reproducing device include the magnetic recording medium. The ferromagnetic powder is an ?-iron oxide powder, and a ferromagnetic powder filling rate of a magnetic layer cross section obtained by observing a cross section of the magnetic layer with a scanning electron microscope is 0.60 or more and 0.80 or less.
    Type: Application
    Filed: March 13, 2023
    Publication date: September 14, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Eiki OZAWA, Takashi FUJIMOTO
  • Publication number: 20230290376
    Abstract: The magnetic recording medium includes a non-magnetic support, and a magnetic layer including a ferromagnetic powder. A magnetic tape cartridge and a magnetic recording and reproducing device include the magnetic recording medium. The ferromagnetic powder is an ?-iron oxide powder, and a ferromagnetic powder filling rate of a magnetic layer surface obtained by observing a surface of the magnetic layer with a scanning electron microscope is 0.40 or more and 0.60 or less.
    Type: Application
    Filed: March 13, 2023
    Publication date: September 14, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takashi FUJIMOTO, Eiki OZAWA
  • Patent number: 11747136
    Abstract: A shape generation unit generates three-dimensional data of an adjustment workpiece by synthesizing a plurality of pieces of profile data generated corresponding to each position in a Y1 direction due to relative movement of the adjustment workpiece having a spherical surface in a movement direction A of an imaging head corresponding to the Y1 direction. A sphere information calculation unit calculates a parameter of the spherical surface defined by a plurality of points included in the three-dimensional data. A distortion amount calculation unit calculates a distortion amount of the spherical surface based on the parameter. A correction value calculation unit calculates at least one of a first rotation angle correction value about an X2 axis and a second rotation angle correction value about a Z2 axis in the plurality of pieces of profile data constituting the three-dimensional data so as to reduce the distortion amount.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: September 5, 2023
    Assignee: KEYENCE CORPORATION
    Inventor: Takashi Fujimoto