Patents by Inventor Tomoyuki Kawai

Tomoyuki Kawai 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: 10797350
    Abstract: A method for producing a secondary battery including: an electrolytic solution containing a metal salt whose cation is an alkali metal, an alkaline earth metal, or aluminum and whose anion has a chemical structure represented by general formula (1) below, and a linear carbonate represented by general formula (2) below; a negative electrode; a positive electrode; and a coating on a surface of the negative electrode and/or the positive electrode, the coating containing S, O, and C, the method including forming the coating by performing a specific activation process on a secondary battery including the electrolytic solution, the negative electrode, and the positive electrode, (R1X1)(R2SO2)N??general formula (1), R20OCOOR21??general formula (2).
    Type: Grant
    Filed: October 5, 2016
    Date of Patent: October 6, 2020
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Hiroyuki Sasaki, Tomoyuki Kawai, Yoshihiro Nakagaki, Hitoshi Aikiyo, Takeshi Maki
  • Patent number: 10778880
    Abstract: An imaging device includes: an imaging element as defined herein; a drive control unit as defined herein; an image processing unit as defined herein; a display-image data generation unit as defined herein; and a display control unit as defined herein, and the drive control unit reads out imaging signals from a plurality of pairs including the first photoelectric conversion units and the second photoelectric conversion units and a plurality of the third photoelectric conversion units in the first field period and reads out imaging signals from a plurality of the third photoelectric conversion units in the next field period.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: September 15, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Tomoyuki Kawai
  • Patent number: 10766330
    Abstract: In an air suspension system, starting of a compressor is facilitated in a condition in which there exists a pressure difference. There is provided an air suspension system in which air compressed by a compressor is supplied to a plurality of air chambers provided between a vehicle body side and a wheel side and configured to perform vehicle height adjustment in accordance with the supply and discharge of air. The compressor has a needle connected to a piston and extending in a moving direction of the piston, and an armature reciprocating the needle in the moving direction of the piston.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: September 8, 2020
    Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.
    Inventors: Shinji Seto, Masaki Koyama, Shuhei Nagata, Takashi Ogawa, Yosuke Tanabe, Takahiro Suzuki, Kan Kobayashi, Naofumi Harada, Yoshinori Kawai, Tomoyuki Ri
  • Patent number: 10764487
    Abstract: Provided are a distance image acquisition apparatus capable of obtaining a wide-range and high-accuracy distance image, and an application thereof. The distance image acquisition apparatus includes a distance image generation unit (42) that generates a distance image including a plurality of distance values corresponding to a time of flight of light from an light emitting unit (12) to a light-receiving surface of an imaging unit (20) on the basis of an imaging result of the imaging unit (20); a storage unit (22) that stores correction information corresponding to a lens thickness difference between a plurality of main light beam paths from a lens (14) to the light-receiving surface of the imaging unit (20); and a correction unit (44) that corrects the distance values in the distance image on the basis of the correction information.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: September 1, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Makoto Kobayashi, Tomoyuki Kawai, Yoshinori Furuta
  • Publication number: 20200264492
    Abstract: A wavelength converter includes an excitation light source outputting excitation light, a beam splitter receiving an input of the excitation light and an input of the optical signal and to divide both the inputted excitation light and the inputted optical signal into a first polarization component and a second polarization component, a non-linear optical fiber as a non-polarization-maintaining fiber, an accommodation section securing and accommodating the non-linear optical fiber, a first collimator lens disposed between the beam splitter and a first end of the non-linear optical fiber, and a second collimator lens disposed between the beam splitter and a second end of the non-linear optical fiber, wherein the optical signal is inputted to the beam splitter from a direction different from the input of the excitation light.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 20, 2020
    Applicant: FUJITSU LIMITED
    Inventors: GOJI NAKAGAWA, Tomoyuki Kato, Takeshi Hoshida, Masaaki Kawai
  • Patent number: 10738771
    Abstract: An electric pump includes a cylinder, a piston, a motor, and a discharge valve. The cylinder includes a valve port and a discharge port, which is in communication with the valve port. The discharge valve opens and closes the valve port. When the piston is moved forth to narrow a void in the cylinder, air is compressed in the cylinder. The discharge valve opens when operated by the piston that moves forth. The discharge valve opens and discharges compressed air from the valve port so that fluid including air is discharged from the discharge port.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: August 11, 2020
    Assignee: Denso Corporation
    Inventors: Tomoyuki Kikuta, Keita Kawai
  • Patent number: 10735680
    Abstract: An infrared imaging device includes an imaging element including a plurality of infrared detection pixels which are two-dimensionally arranged and an FPN calculation unit that selects a plurality of selected captured image data items from a plurality of captured image data items obtained by capturing an image of an object including a moving body, which moves with respect to the imaging element, using the imaging element, averages the plurality of selected captured image data items to generate average image data, and stores the average image data as fixed pattern noise which is output from the plurality of infrared detection pixels.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: August 4, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Tomoyuki Kawai
  • Patent number: 10734682
    Abstract: An electrolytic solution containing a specific organic solvent at a mole ratio of 1-8 relative to a metal salt, the specific organic solvent being selected from a linear carbonate represented by general formula (1-1) below, an ester represented by general formula (1-2) below, and a phosphoric ester represented by general formula (1-3) below, the metal salt being a metal salt whose cation is an alkali metal, an alkaline earth metal, or aluminum and whose anion has a chemical structure including two or three types of elements selected from boron, carbon, oxygen, a halogen, phosphorus, and arsenic, wherein R10OCOOR11??general formula (1-1) R12COOR13??general formula (1-2) OP(OR14)(OR15)(OR16)??general formula (1-3).
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: August 4, 2020
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Tomoyuki Kawai, Yuki Hasegawa, Junichi Niwa, Hiroyuki Sasaki
  • Patent number: 10686223
    Abstract: To provide a nonaqueous electrolyte secondary battery that suppresses elution of Al from a positive electrode current collector formed of aluminum or an aluminum alloy, and is superior in thermal characteristics and input-output characteristics. Provided is a nonaqueous electrolyte secondary battery including a positive electrode, a negative electrode, and an electrolytic solution. The positive electrode has a positive electrode current collector formed of aluminum or an aluminum alloy. The electrolytic solution contains a metal salt and an organic solvent having a heteroelement. Regarding an intensity of a peak derived from the organic solvent in a vibrational spectroscopy spectrum of the electrolytic solution, Is>Io is satisfied when an intensity of an original peak of the organic solvent is represented as Io and an intensity of a peak resulting from shifting of the original peak is represented as Is.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: June 16, 2020
    Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, THE UNIVERSITY OF TOKYO
    Inventors: Atsuo Yamada, Yuki Yamada, Kohei Mase, Tomoyuki Kawai, Yoshihiro Nakagaki, Yuki Hasegawa, Nobuhiro Goda
  • Patent number: 10670430
    Abstract: A sensor configured to detect displacement of a rotation angle of a shaft due to a rotation or a turn of the shaft, the sensor includes: a bearing rotatably supporting the shaft; and a housing including a bearing hole to which the bearing is fixed. The shaft and an inner circumferential surface of the bearing are fixed to each other by an adhesive agent, and an outer circumferential surface of the bearing and an inner circumferential surface of the bearing hole of the housing are fixed to each other by an adhesive agent.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: June 2, 2020
    Assignee: NSK LTD.
    Inventors: Tomoyuki Yanagisawa, Minoru Kubokawa, Toshiaki Oguchi, Hideki Furukawa, Yasuhiro Kawai
  • Patent number: 10663593
    Abstract: In an aspect of the invention, a projector apparatus (20) with a distance image acquisition device includes a projection image generation unit (28), a difference value acquisition unit (101) that acquires a difference value between distance information of a first distance image acquired at a first timing and distance information of a second distance image acquired at a second timing, a determination unit (103) that determines whether the body to be projected is at a standstill on the basis of the difference value acquired by the difference value acquisition unit (101), a projection instruction unit (105) that outputs a command to project an image generated by the projection image generation unit (28) to the body to be projected, and a projection control unit (107) that controls a projection operation of the projector apparatus (20) on the basis of the projection command output from the projection instruction unit (105).
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: May 26, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Junya Kitagawa, Tomoyuki Kawai, Yasuhiro Shinkai, Tomonori Masuda, Yoshinori Furuta
  • Patent number: 10658706
    Abstract: An electrolytic solution for a power storage device, the electrolytic solution containing water as a solvent, wherein an amount of the solvent is greater than 4 mol and not greater than 15 mol with respect to 1 mol of an alkali metal salt.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: May 19, 2020
    Assignees: THE UNIVERSITY OF TOKYO, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Atsuo Yamada, Yuki Yamada, Kenji Usui, Junichi Niwa, Tomoyuki Kawai
  • Patent number: 10629958
    Abstract: An objective is to provide a novel aqueous electrolytic solution constituting an aqueous power storage device that stably operates even at a high voltage. An electrolytic solution for a power storage device contains water as a solvent and has a composition in which an amount of the solvent is not greater than 4 mol with respect to 1 mol of an alkali metal salt.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: April 21, 2020
    Assignees: THE UNIVERSITY OF TOKYO, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Tomoyuki Kawai, Junichi Niwa, Atsuo Yamada, Yuki Yamada, Kenji Usui
  • Patent number: 10623673
    Abstract: An imaging device includes: a MOS type imaging element as defined herein; a driving control unit performing a first driving control as defined herein, a second driving control as defined herein, and a third driving control as defined herein; and an image processing unit generating a captured image data based on a captured image signal constituted by signals corresponding to the imaging charges read out from each of the plurality of pixels of the imaging element by the third driving control, and a dark image signal constituted by signals corresponding to the dark charges read out from each of the plurality of pixels of the imaging element by the second driving control, and storing the data to a storage medium.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: April 14, 2020
    Assignee: FUJIFILM Corporation
    Inventor: Tomoyuki Kawai
  • Patent number: 10569289
    Abstract: A coating material is uniformly applied on an inner wall surface of a container while preventing leakage of the coating material and an increase in an installation space. An application apparatus (10) that applies a coating material (L) on an inner wall surface of a container (C) includes: a spray gun (20) having a spray nozzle (22); an outgoing pipe (30) and a return pipe (33); a supply controller (50); a rotary driver (60); and a mover (70), wherein the outgoing pipe (30) and the return pipe (33) are each provided with a resilient-shape part (32, 35) capable of extending and contracting resiliently.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: February 25, 2020
    Assignee: TOYO SEIKAN CO., LTD.
    Inventors: Yoshiaki Okada, Keisuke Nyuu, Tomoyuki Miyazaki, Yoshitsugu Kawai
  • Patent number: 10538095
    Abstract: There is provided a printer that functions as a droplet ejecting apparatus including: a tank which is configured of at least a part having light transmission property; a tank cover which functions as a cover portion that covers the tank; and a light transmitting portion which is provided at least at a part of the tank cover, and through which liquid accommodated on the inside of the tank can be visually confirmed, in which at least one of gradations and reference marks is provided in the light transmitting portion.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: January 21, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiyuki Tanaka, Koji Kawai, Tomoyuki Higuchi, Ichiro Yoshioka, Yusuke Yamashita, Masahide Nakagawa
  • Publication number: 20200017459
    Abstract: An object of the present invention is to provide a compound or a salt thereof having anti-HBV activity, a pharmaceutical composition, an anti-hepatitis B virus agent, a production inhibitor of DNA of a hepatitis B virus, and a production or secretion inhibitor of a hepatitis B surface antigen. According to the present invention, provided are a compound represented by General Formula [1] or a salt thereof: (in the formula, R1 represents a benzothiazolyl group which may be substituted (in which a carbon atom constituting the 6-membered ring of the benzothiazolyl group of R1 is bonded to the nitrogen atom of the pyridone ring); R2 represents a C2-6 alkenyl group which may be substituted, or the like; and R3 represents a hydrogen atom or the like).
    Type: Application
    Filed: September 26, 2019
    Publication date: January 16, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Megumi Ookubo, Shinichiro Sekine, Tomoyuki Mashiko, Hyoei Kawai, Hirofumi Fukunaga
  • Publication number: 20200007799
    Abstract: An object of the present invention is to provide an image processing apparatus, an image processing method, and a program capable of interpolating a gain of a pixel value of a phase difference detection pixel using a gain value even in the case of generating a display image requiring a real-time property. An image processing apparatus (60) sequentially obtains each frame image in time series order of a motion picture and calculates a gain value to be used in gain interpolation of a pixel value of a phase difference detection pixel of a current frame image based on a past frame image obtained in the time series order. The image processing apparatus (60) interpolates the pixel value of the phase difference detection pixel of the current frame image using the gain value.
    Type: Application
    Filed: September 6, 2019
    Publication date: January 2, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Seiji TANAKA, Makoto KOBAYASHI, Tomoyuki KAWAI
  • Publication number: 20190394408
    Abstract: An imaging apparatus and an image processing method capable of increasing correction accuracy of a phase difference detection pixel even in a case where the phase difference detection pixel is densely arranged in an imaging element in order to secure AF performance are provided. An imaging element includes normal pixels of RGB and first and second phase difference pixels of which opening portions are adjacently arranged to face each other in a horizontal direction and in which a G filter is arranged. A pixel value addition unit (64) generates an addition pixel corresponding to a virtual G pixel at a pixel position between the first and second phase difference pixels by adding pixel values of the pair of the first and second phase difference pixels.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Seiji TANAKA, Makoto KOBAYASHI, Tomoyuki KAWAI
  • Publication number: 20190386338
    Abstract: A lithium ion secondary battery having excellent durability is provided. The lithium ion secondary battery includes: a positive electrode including a current collector made from aluminum; a negative electrode; and an electrolytic solution. The electrolytic solution contains an electrolyte including a lithium salt, and a linear carbonate represented by general formula (2) below, the linear carbonate is contained at a mole ratio of 3 to 6 relative to the lithium salt, and the electrolyte includes a first lithium salt represented by general formula (1) below and an alkali metal salt selected from general formulas (A) to (D) below.
    Type: Application
    Filed: April 14, 2017
    Publication date: December 19, 2019
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Tomoyuki KAWAI, Takeshi MAKI, Yuki ICHIKAWA, Shunya SAKAMOTO