Patents by Inventor Takashi Yamaguchi

Takashi Yamaguchi 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: 20210257128
    Abstract: A superconductive wire according to an embodiment of the present disclosure includes a first member and a second member. The first member includes a first substrate made of a conductive material, a first intermediate layer made of a conductive material and disposed on the first substrate, and a first superconductive layer made of a superconductive material and disposed on the first intermediate layer. The second member includes a second substrate made of a conductive material, a second intermediate layer made of a conductive material and disposed on the second substrate, and a second superconductive layer made of a superconductive material and disposed on the second intermediate layer. The first member and the second member are stacked along a thickness direction of the superconductive wire so that the first superconductive layer and the second superconductive layer face each other. The first superconductive layer is electrically connected to the second superconductive layer.
    Type: Application
    Filed: June 15, 2018
    Publication date: August 19, 2021
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventors: Tatsuoki NAGAISHI, Takashi YAMAGUCHI
  • Publication number: 20210232261
    Abstract: An electronic pen includes a tubular casing, and a first coupling member and a second coupling member that are coupled to each other in a hollow portion of the casing in an axial direction of the casing. In the axial direction, the first coupling member and the second coupling member are coupled to each other, and in a coupling portion between the first coupling member and the second coupling member, a welded portion that attaches the first coupling member and the second coupling member to each other is formed. The first coupling member is coupled to a core. The second coupling member holds a printed circuit board. The core of the core-side component is made of a conductive material. The second coupling member includes a conductor that supplies, to the core, a signal from a signal transmitting circuit on the printed circuit board with a battery.
    Type: Application
    Filed: April 14, 2021
    Publication date: July 29, 2021
    Inventors: Kohei TANAKA, Hiroyuki Fujitsuka, Kenichi Ninomiya, Takenori Kaneda, Gunji Ishihara, Takashi Yamaguchi, Taketoshi Ito, Shuanglei Li
  • Patent number: 11073896
    Abstract: A storage device comprises a nonvolatile memory, a controller that controls access to the nonvolatile memory, and a power circuit that supplies power to the nonvolatile memory and the controller. The power circuit can control the supply of power to at least parts of the nonvolatile memory and at least parts of the controller. The controller executes a data save process when a sleep transition request is received from the host requesting at least one of a plurality of sleep states according to a requested sleep state of the sleep transition request. The controller provides the host with state transition determination information that includes at one of a power consumption amount for a transition to a sleep state from an idle state and power consumption amount for a transition from the sleep state to the idle state.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: July 27, 2021
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventors: Mitsuru Anazawa, Norikazu Yoshida, Takashi Yamaguchi
  • Patent number: 11076106
    Abstract: To provide an observation system and a light source control apparatus capable of more efficiently generating observation light to be used for special observation different from normal observation, and enabling the special observation to be more efficiently performed. An observation system includes: a plurality of light sources that emits light of different wavelength bands that can be combined to generate white light; an optical system that irradiates an observation object with first light that includes light emitted from some of the plurality of light sources; an imaging device that captures an image of the observation object irradiated with the first light; and a light source control unit that controls the quantity of the first light on the basis of the luminance of a pixel corresponding to a predetermined wavelength band in the captured image.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: July 27, 2021
    Assignee: SONY CORPORATION
    Inventors: Hirotaka Muramatsu, Takashi Yamaguchi
  • Publication number: 20210199074
    Abstract: An engine exhaust manifold including exhaust inlet parts at four locations corresponding to a plurality of exhaust ports, one exhaust outlet part, and an exhaust confluence part to collect exhaust gas from each of the exhaust inlet parts and send to the exhaust outlet part. An EGR passage part to send EGR gas toward an intake passage is formed.
    Type: Application
    Filed: November 12, 2020
    Publication date: July 1, 2021
    Inventors: Kentaro NAGAI, Ryutaro KOMURA, Takashi YAMAGUCHI, Kumiko SAKAGUCHI, Takahiro YAMAZAKI
  • Publication number: 20210190748
    Abstract: Embodiments relate generally to systems and methods for detecting gas using a wide band light source, and at least two narrow band light sensors, wherein each sensor may be operable to detect light at a different range of wavelengths. Additionally, the gas detector device may comprise a color changing indicator operable to react with gas in the air to change color, wherein different gases may react to create different colors, and wherein the sensors detect light reflected by the color changing indicator from the wide band light source. The gas detector device may comprise a processor in communication with the at least two light sensors operable to receive detected reflected wavelength information from the light sensors, and determine the type of gas that reacted with the color changing indicator based on the color detected by the sensors, wherein each color may be associated with a different type of gas.
    Type: Application
    Filed: March 4, 2021
    Publication date: June 24, 2021
    Inventors: Peng Jin, Takashi Yamaguchi
  • Patent number: 11010002
    Abstract: An electronic pen includes a tubular casing, and a first coupling member and a second coupling member that are coupled to each other in a hollow portion of the casing in an axial direction of the casing. In the axial direction, the first coupling member and the second coupling member are coupled to each other while partially overlapping each other, and in a coupling portion between the first coupling member and the second coupling member, a welded portion that attaches the first coupling member and the second coupling member to each other is formed.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: May 18, 2021
    Assignee: Wacom Co., Ltd.
    Inventors: Kohei Tanaka, Hiroyuki Fujitsuka, Kenichi Ninomiya, Takenori Kaneda, Gunji Ishihara, Takashi Yamaguchi, Taketoshi Ito, Shuanglei Li
  • Publication number: 20210134488
    Abstract: A superconducting coil according to the present disclosure includes: a substrate having a first surface and a second surface; a superconducting layer having a third surface and a fourth surface; respective stabilization layers; and respective protective layers. The second surface is opposite to the first surface. The fourth surface is opposite to the third surface. The superconducting layer is disposed on the substrate such that the third surface faces the second surface. The respective stabilization layers are disposed on the first surface and the fourth surface. The respective protective layers are disposed on the stabilization layers. Adhesion strength between each of the stabilization layers and each of the protective layers is lower than strength of the superconducting layer.
    Type: Application
    Filed: February 14, 2017
    Publication date: May 6, 2021
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventors: Takashi YAMAGUCHI, Tatsuoki NAGAISHI, Masaya KONISHI
  • Publication number: 20210136528
    Abstract: Highly precise detection of occurrence of an abnormality in an out-of-service area is enabled. A server 5 includes an area identification unit 24A identifying an out-of-service area in which communication with an information communication device 3 is disabled, a determination unit 24B determining whether the information communication device 3 enters the out-of-service area or not by using the position information of the information communication device 3, a computation unit 24C calculating an expected stay time in which the information communication device 3 stays in the out-of-service area, and a notification control unit 24D executing notification processing for notifying predetermined information to a notification destination if it is determined that the information communication device 3 enters the out-of-service area and when an elapsed time from a time when communication with the information communication device 3 is disabled exceeds the expected stay time.
    Type: Application
    Filed: February 27, 2019
    Publication date: May 6, 2021
    Applicant: CLARION CO., LTD.
    Inventors: Yumi IWATA, Takashi YAMAGUCHI
  • Publication number: 20210124178
    Abstract: According to some aspects, a medical imaging system is provided. The medical imaging system includes an illumination device and a medical imaging device. The illumination device includes a first light source configured to emit first light having a wavelength range. The illumination device further includes a second light source configured to emit second light having at least one predetermined wavelength band. The at least one predetermined wavelength band is within the wavelength range. The illumination device further includes a dichroic mirror configured to attenuate a portion of the wavelength range corresponding to the at least one predetermined wavelength band and to multiplex the second light with the first light such that the portion of the wavelength range of the first light is attenuated. The light multiplexed by the dichroic mirror is emitted from the illumination device along an optical axis and irradiates an observation site.
    Type: Application
    Filed: December 31, 2020
    Publication date: April 29, 2021
    Inventors: GOH MATSUNOBU, TAKASHI YAMAGUCHI, AKIO FURUKAWA
  • Publication number: 20210096770
    Abstract: According to one embodiment, a memory system is capable of being connected to a host. The memory system includes a nonvolatile memory and a controller that receives information regarding an operating state of the host. The controller controls the nonvolatile memory according to commands from the host and selects a parameter for interrupt coalescing for transmissions to the host of interrupts related to command completion notices for the commands from the host based on the information regarding the operating state of the host.
    Type: Application
    Filed: March 2, 2020
    Publication date: April 1, 2021
    Inventor: Takashi Yamaguchi
  • Patent number: 10962515
    Abstract: Systems and methods for detecting gas are described that use a wide band light source, and at least two narrow band light sensors. Each sensor may be operable to detect light at a different range of wavelengths. Additionally, the gas detector device may comprise a color changing indicator operable to react with gas in the air to change color. The different gases may react to create different colors, and the sensors detect light reflected by the color changing indicator from the wide band light source. The gas detector device may comprise a processor in communication with the at least two light sensors operable to receive detected reflected wavelength information from the light sensors, and determine the type of gas that reacted with the color changing indicator based on the color detected by the sensors. Each color may be associated with a different type of gas.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: March 30, 2021
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Peng Jin, Takashi Yamaguchi
  • Patent number: 10906200
    Abstract: An apparatus for perforating a panel of material comprising a driver assembly; a perforation assembly comprising a cutting edge for cutting the panel of material; an impacting surface moveable with respect to the cutting edge; and, means for holding the panel of material in a material plane between the cutting edge and the impacting surface, wherein the driver assembly is arranged to drive the cutting edge through the material plane into the impacting surface to cut the panel of material.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: February 2, 2021
    Inventors: Takashi Yamaguchi, Bal Choda
  • Patent number: 10908430
    Abstract: According to some aspects, a medical imaging system is provided. The medical imaging system includes an illumination device and a medical imaging device. The illumination device includes a first light source configured to emit first light having a wavelength range. The illumination device further includes a second light source configured to emit second light having at least one predetermined wavelength band. The at least one predetermined wavelength band is within the wavelength range. The illumination device further includes a dichroic mirror configured to attenuate a portion of the wavelength range corresponding to the at least one predetermined wavelength band and to multiplex the second light with the first light such that the portion of the wavelength range of the first light is attenuated. The light multiplexed by the dichroic mirror is emitted from the illumination device along an optical axis and irradiates an observation site.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: February 2, 2021
    Assignee: Sony Corporation
    Inventors: Goh Matsunobu, Takashi Yamaguchi, Akio Furukawa
  • Patent number: 10895511
    Abstract: An electric inertia control device 5A simulates the behavior of an inertial body having a predetermined set moment of inertia Jset by means of a dynamometer, and is provided with: an inertia compensator 51A which generates a torque signal by multiplying a signal obtained by subtracting a shaft torque detection signal T12 from a higher-level command torque signal T* by the ratio of a moment of inertia J1 of the dynamometer to the set moment of inertia Jset, and generates an inertia compensation torque signal Tref by summing the torque signal and the shaft torque detection signal J1; and a resonance suppression control circuit 53A which uses the inertia compensation torque signal Tref and the shaft torque detection signal T12 to generate a torque current command signal T1 in such a way as to suppress resonance in a mechanical system including a test piece and the dynamometer.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: January 19, 2021
    Assignee: MEIDENSHA CORPORATION
    Inventors: Takashi Yamaguchi, Takao Akiyama
  • Patent number: 10892695
    Abstract: A low-frequency torque controller 9 outputs a low-frequency torque controller output ?dc* based on a torque command value ?* and a torque detection value ?det, and a vibrational torque controller 11 outputs a vibrational torque command value ?pd* based on the torque command value ?*, the torque detection value ?det, and a rotational phase detection value ?. Meanwhile, in a high-frequency resonance suppression controller, an inverter torque command value ?inv* is outputted based on the torque detection value ?det and a corrected torque command value ?r* obtained by adding the low-frequency torque controller output ?dc* to the vibrational torque command value ?pd*. The invention thus provides shaft torque vibrational control of a motor drive system wherein engine vibrational torque command values including distortion components are tracked while entirely removing the influence of resonance, non-periodic disturbances, and periodic disturbances.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: January 12, 2021
    Assignee: Meidensha Corporation
    Inventors: Yugo Tadano, Takao Akiyama, Takashi Yamaguchi
  • Patent number: 10842367
    Abstract: An illumination apparatus includes an optical apparatus configured to optically process laser light to produce illumination light such that speckle noise in the illumination light is reduced. The optical apparatus includes at least one collimator (130) configured to collimate the laser light and a diffuser (140) configured to diffuse the laser light.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: November 24, 2020
    Assignee: Sony Corporation
    Inventors: Goh Matsunobu, Takashi Yamaguchi, Akio Furukawa
  • Patent number: 10848917
    Abstract: An object is to provide a server device, an occupant determination method, and an occupant determination support method that efficiently manages an occupant to be associated with a vehicle. A server device includes an on-board device information acquisition unit configured to acquire position information from an on-board device, a terminal request unit configured to transmit, to a plurality of predetermined terminal devices, information indicating a riding determination request including the position information of the on-board device, and an occupant determination unit configured to associate at least one terminal device out of the plurality of predetermined terminal devices and the on-board device with each other, based on a response from the terminal device that is present within a predetermined distance from the on-board device.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: November 24, 2020
    Assignee: Clarion Co., Ltd.
    Inventors: Yumi Iwata, Takashi Yamaguchi, Hiroe Ushio
  • Publication number: 20200365021
    Abstract: This vehicle-mounted device installed in a vehicle is provided with a communication unit that communicates with a mobile terminal; a vehicle information acquiring unit that acquires operation information of the vehicle; and a vehicle-mounted controller that, on the basis of an operating status of the vehicle-mounted device, transmits a first notification notifying the mobile terminal of the possibility that the vehicle has stopped to the mobile terminal via the communication unit and that, on the basis of the operation information of the vehicle, transmits a second notification notifying the mobile terminal that the vehicle has stopped to the mobile terminal via the communication unit.
    Type: Application
    Filed: October 4, 2018
    Publication date: November 19, 2020
    Inventors: Tsuyoshi HANO, Takashi YAMAGUCHI
  • Publication number: 20200339563
    Abstract: The present invention relates to a novel method for producing a triazolopyridine compound or a salt thereof having a PHD inhibitory action and useful for treating or preventing diseases caused by decreased production of EPO, or the like. The present invention provides a method for producing 2-({[7-hydroxy-5-(2-phenylethyl)-[1,2,4]triazolo[1,5-a]pyridin-8-yl]carbonyl}amino)acetic acid comprising a step of reacting Compound [VI]: wherein R61, R62 and R111 are as defined in the specification, or a salt thereof.
    Type: Application
    Filed: November 24, 2017
    Publication date: October 29, 2020
    Inventors: Fumito Shimoma, Takashi Yamaguchi, Shoichi Sagawa