Patents by Inventor Masahiro Iwasaki

Masahiro Iwasaki 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: 10754266
    Abstract: An electrophotographic photoreceptor includes a conductive substrate, an undercoating layer that is disposed on the conductive substrate, and a photosensitive layer that is disposed on the undercoating layer, in which the undercoating layer contains at least one perinone compound selected from the group consisting of a compound represented by Formula (1) and a compound represented by Formula (2) which are shown below, and polyurethane, contains at least one perinone compound selected from the group consisting of the compounds represented by Formulas (1) and (2), and at least one acceptor compound selected from the group consisting of compounds represented by Formula (3) to (15) which are shown in the specification, or contains a resin obtained by polymerizing a diallyl phthalate compound and a charge transporting material.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: August 25, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Masahiro Iwasaki, Wataru Yamada, Kenji Kajiwara, Kota Maki
  • Publication number: 20200257210
    Abstract: A fluorine-containing resin particle contains 0 or more and 30 or less carboxyl groups per 106 carbon atoms and 0 ppm or more and 3 ppm or less of a basic compound.
    Type: Application
    Filed: December 2, 2019
    Publication date: August 13, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Wataru YAMADA, Masahiro Iwasaki, Ryosuke Fujii, Keisuke Kusano, Yuto Okazaki, Taisuke Fukui
  • Publication number: 20200257212
    Abstract: An electrophotographic photoreceptor includes a conductive substrate and a photosensitive layer disposed on the conductive substrate. An outermost surface layer of the electrophotographic photoreceptor contains fluorine-containing resin particles and a fluorine-containing graft polymer having a fluorinated alkyl group. In an infrared absorption spectrum of the fluorine-containing graft polymer, a ratio of a peak area in a wavenumber range of from 1,020 cm?1 to 1,308 cm?1 to a peak area in a wavenumber range of from 1,673 cm?1 to 1,779 cm?1 is 2.7 or more and 4.8 or less.
    Type: Application
    Filed: July 17, 2019
    Publication date: August 13, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Masahiro IWASAKI, Wataru Yamada, Ryosuke Fujii, Keisuke Kusano, Taisuke Fukui, Yuto Okazaki
  • Patent number: 10712679
    Abstract: An electrophotographic photoreceptor includes a conductive substrate; an undercoat layer on the conductive substrate, the undercoat layer containing at least one perinone compound selected from the group consisting of a compound represented by general formula (1) and a compound represented by general formula (2) below, metal oxide particles of at least one type selected from the group consisting of aluminum oxide particles, iron oxide particles, copper oxide particles, magnesium oxide particles, calcium oxide particles, and silicon dioxide particles, and a binder resin, the undercoat layer having a thickness of 1 ?m or more and 10 ?m or less; and a photosensitive layer on the undercoat layer.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: July 14, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Kenji Kajiwara, Wataru Yamada, Masahiro Iwasaki, Kota Maki
  • Patent number: 10705441
    Abstract: An electrophotographic photoreceptor includes a conductive substrate and a photosensitive layer disposed on the conductive substrate.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: July 7, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Ryosuke Fujii, Wataru Yamada, Masahiro Iwasaki, Keisuke Kusano, Taisuke Fukui, Yuto Okazaki
  • Patent number: 10700354
    Abstract: The main object of the present disclosure is to provide a composite active material with a capability of improving a battery output. The present disclosure achieves the object by providing a composite active material comprising: an oxide active material, an oxide solid electrolyte layer that coats a surface of the oxide active material, and a sulfide solid electrolyte layer that coats a surface of the oxide solid electrolyte layer; wherein the sulfide solid electrolyte layer has a specific surface area in a range of 1.06 m2/g to 1.22 m2/g, and a thickness the sulfide solid electrolyte layer is in a range of 15 nm to 25 nm.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: June 30, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masahiro Iwasaki
  • Patent number: 10642173
    Abstract: An electrophotographic photoreceptor includes a conductive substrate, an undercoat layer on the conductive substrate, and a photosensitive layer on the undercoat layer. The undercoat layer contains at least one perinone compound selected from the group consisting of a compound represented by general formula (1) below and a compound represented by general formula (2) below, an amine compound (A) having an ionization potential of 5.4 eV or more and 5.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: May 5, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Masahiro Iwasaki, Kota Maki, Kenji Kajiwara, Wataru Yamada
  • Publication number: 20200096884
    Abstract: An electrophotographic photoreceptor includes a conductive substrate, an undercoating layer that is disposed on the conductive substrate, and a photosensitive layer that is disposed on the undercoating layer, in which the undercoating layer contains at least one perinone compound selected from the group consisting of a compound represented by Formula (1) and a compound represented by Formula (2) which are shown below, and polyurethane, contains at least one perinone compound selected from the group consisting of the compounds represented by Formulas (1) and (2), and at least one acceptor compound selected from the group consisting of compounds represented by Formula (3) to (15) which are shown in the specification, or contains a resin obtained by polymerizing a diallyl phthalate compound and a charge transporting material.
    Type: Application
    Filed: February 1, 2019
    Publication date: March 26, 2020
    Applicant: FUJI XEROX CO.,LTD.
    Inventors: Masahiro IWASAKI, Wataru YAMADA, Kenji KAJIWARA, Kota MAKI
  • Publication number: 20200044284
    Abstract: A main object of the present disclosure is to provide an all solid state battery of which volume change due to charge and discharge is reduced. The present disclosure achieves the object by providing an all solid state battery comprising a cathode layer, an anode layer, and a solid electrolyte layer formed between the cathode layer and the anode layer; wherein the anode layer contains a Si-based active material of which average particle size is less than 2.6 ?m, and a first solid electrolyte.
    Type: Application
    Filed: July 11, 2019
    Publication date: February 6, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shizuka FUJINO, Masahiro IWASAKI
  • Publication number: 20200033744
    Abstract: An electrophotographic photoreceptor includes a conductive substrate; a photosensitive layer provided on the conductive substrate; and an undercoating layer that is provided between the conductive substrate and the photosensitive layer and includes a charge transport material containing at least one of imide compounds represented by Formula (1) or (2): (in Formulas (1) and (2), R10, R11, R20 or R21 independently represents a group represented by Formula (3) or (4) where X represents a monovalent organic group having at least one of an alkyl group, an alkylene group, an ether group, an ester group, and a keto group, a halogen atom, a nitro group, an aralkyl group, or an aryl group, Y represents a sulfur atom or an oxygen atom, n represents an integer of 0 to 2, and when n represents 2, two X's may be the same or different), and an imide compound is represented by Formula (1A) where Ar represents an aromatic group having 6 to 18 carbon atoms except for a tetravalent perylene group, X1 and X2 each independ
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Masahiro IWASAKI, Ryosuke Fujii, Kenji Kajiwara, Wataru Yamada
  • Patent number: 10520939
    Abstract: A drive assist apparatus includes an arrival window time calculation unit configured to calculate an arrival window time before the vehicle arrives at a switching completion point, a driving concentration degree estimation unit configured to estimate a driving concentration degree of a driver based on a state of the driver when the arrival window time is equal to or shorter than a predetermined time, and a stimulation providing unit configured to provide a stimulus to the driver according to the driving concentration degree. In a case where the driving concentration degree is equal to or less than a threshold value set in advance, the stimulation providing unit provides a stimulus to the driver, which is stronger than that in a case where the driving concentration degree is greater than the threshold value, or provides a stronger stimulus to the driver in accordance with reduction in the driving concentration degree.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: December 31, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Jun Sato, Masahiro Iwasaki
  • Patent number: 10514621
    Abstract: An electrophotographic photoreceptor includes a conductive substrate; a photosensitive layer provided on the conductive substrate; and an undercoating layer that is provided between the conductive substrate and the photosensitive layer and includes a charge transport material containing at least one of imide compounds represented by Formula (1) or (2): (in Formulas (1) and (2), R10, R11, R20, or R21 independently represents a group represented by Formula (3) or (4) where X represents a monovalent organic group having at least one of an alkyl group, an alkylene group, an ether group, an ester group, and a keto group, a halogen atom, a nitro group, an aralkyl group, or an aryl group, Y represents a sulfur atom or an oxygen atom, n represents an integer of 0 to 2, and when n represents 2, two X's may be the same or different), and an imide compound is represented by Formula (1A) where Ar represents an aromatic group having 6 to 18 carbon atoms except for a tetravalent perylene group, X1 and X2 each indepen
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: December 24, 2019
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Masahiro Iwasaki, Ryosuke Fujii, Kenji Kajiwara, Wataru Yamada
  • Publication number: 20190348708
    Abstract: A main object of the present disclosure is to provide a solid electrolyte with excellent ion conductivity. The present disclosure achieves the object by providing a solid electrolyte comprising: a Li element, a P element, a S element, a Br element, and an I element; and crystal phase A having a peak at a position of 2?=20.2°±0.5°, 23.6°±0.5° in an X-ray diffraction measurement using a CuK? ray; wherein a crystallite size of the crystal phase A is 16.0 nm or more.
    Type: Application
    Filed: May 1, 2019
    Publication date: November 14, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masahiro IWASAKI
  • Publication number: 20190317415
    Abstract: An electrophotographic photoreceptor includes a conductive substrate; a photosensitive layer provided on the conductive substrate; and an undercoating layer that is provided between the conductive substrate and the photosensitive layer and includes a charge transport material containing at least one of imide compounds represented by Formula (1) or (2): (in Formulas (1) and (2), R10, R11, R20, or R21 independently represents a group represented by Formula (3) or (4) where X represents a monovalent organic group having at least one of an alkyl group, an alkylene group, an ether group, an ester group, and a keto group, a halogen atom, a nitro group, an aralkyl group, or an aryl group, Y represents a sulfur atom or an oxygen atom, n represents an integer of 0 to 2, and when n represents 2, two X's may be the same or different), and an imide compound is represented by Formula (1A) where Ar represents an aromatic group having 6 to 18 carbon atoms except for a tetravalent perylene group, X1 and X2 each indepen
    Type: Application
    Filed: August 6, 2018
    Publication date: October 17, 2019
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Masahiro IWASAKI, Ryosuke FUJII, Kenji KAJIWARA, Wataru YAMADA
  • Patent number: 10297818
    Abstract: A device produces a composite active material powder by coating active material or composite particle surfaces, which are obtained by coating the active material particle surfaces with an oxide-based solid electrolyte, with a sulfide-based solid electrolyte. The device includes: a storage body having a cylindrical inner wall surface, and a rotating body disposed in an internal space surrounded by the storage body inner wall surface, having a rotating shaft aligned with the internal space central axis, and which includes blades. Each blade end part has such a tapered section on a front side in the rotating body rotation/movement direction, that a thickness of the blade gradually tapers toward a blade end side, and each blade end part has such a curved end surface on a back side in the rotating body rotation/movement direction, that the curved end surface faces the storage body inner wall surface and is generally parallel thereto.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: May 21, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Masahiro Iwasaki
  • Patent number: 10199645
    Abstract: The present disclosure provides a method for producing a composite active material with the capability of improving coating efficiency. The present disclosure achieves an object by providing a method for producing a composite active material having an oxide active material, an oxide solid electrolyte layer that coats a surface of the oxide active material, and a sulfide solid electrolyte layer that coats a surface of the oxide solid electrolyte layer, where the method comprises a coating step of forming the sulfide solid electrolyte layer by conducting a mixing treatment such that a sulfide solid electrolyte material is mixed with the oxide active material coated with the oxide solid electrolyte layer while plastically deforming the sulfide solid electrolyte material, under a pressure decompressed to less than an atmospheric pressure.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: February 5, 2019
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventor: Masahiro Iwasaki
  • Publication number: 20190027751
    Abstract: The main object of the present disclosure is to provide a composite active material with a capability of improving a battery output. The present disclosure achieves the object by providing a composite active material comprising: an oxide active material, an oxide solid electrolyte layer that coats a surface of the oxide active material, and a sulfide solid electrolyte layer that coats a surface of the oxide solid electrolyte layer; wherein the sulfide solid electrolyte layer has a specific surface area in a range of 1.06 m2/g to 1.22 m2/g, and a thickness the sulfide solid electrolyte layer is in a range of 15 nm to 25 nm.
    Type: Application
    Filed: September 21, 2018
    Publication date: January 24, 2019
    Inventor: Masahiro IWASAKI
  • Patent number: 10168523
    Abstract: An image generating system that generates a focal image of a target object on a virtual focal plane located between a plurality of illuminators and an image sensor (b) carries out the following (c) through (f) for each of a plurality of pixels constituting the focal image, (c) carries out the following (d) through (f) for each of the positions of the plurality of illuminators, (d) calculates a position of a target point that is a point of intersection of a straight line connecting a position of the pixel on the focal plane and a position of the illuminator and a light receiving surface of the image sensor, (e) calculates a luminance value of the target point in the captured image by the illuminator on the basis of the position of the target point, (f) applies the luminance value of the target point to the luminance value of the pixel, and (g) generates the focal image of the target object on the focal plane by using a result of applying the luminance value at each of the plurality of pixels.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: January 1, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yumiko Kato, Yoshihide Sawada, Masahiro Iwasaki, Yasuhiro Mukaigawa, Hiroyuki Kubo
  • Patent number: 10122017
    Abstract: The main object of the present disclosure is to provide a composite active material with a capability of improving a battery output. The present disclosure achieves the object by providing a composite active material comprising: an oxide active material, an oxide solid electrolyte layer that coats a surface of the oxide active material, and a sulfide solid electrolyte layer that coats a surface of the oxide solid electrolyte layer; wherein the sulfide solid electrolyte layer has a specific surface area in a range of 1.06 m2/g to 1.22 m2/g, and a thickness the sulfide solid electrolyte layer is in a range of 15 nm to 25 nm.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: November 6, 2018
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventor: Masahiro Iwasaki
  • Patent number: 10120378
    Abstract: An automated driving system 100 of a vehicle comprising: a surrounding environment information acquiring device 10; a vehicle information acquiring device 20; a driver information acquiring device 30; an automated driving executing part 90; a package determining part 91, a package proposing part 92; and an emergency condition judging part 93. The automated driving executing part performs automated driving of the vehicle based on an emergency driving assistance package packaging permissions of the plurality of driving assistance operations when the driver is in an emergency condition, if the emergency condition judging part judges that the driver is in an emergency condition, and performs automated driving of the vehicle based on the driving assistance package proposed by the packaging proposing part and approved by the driver, if the emergency condition judging part judges that the driver is not in an emergency condition.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: November 6, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Naoki Matsushita, Yuichi Kumai, Masaki Matsunaga, Masahiro Iwasaki