Patents by Inventor Shinya Nakayama

Shinya Nakayama 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: 20240413449
    Abstract: A battery pack includes a case, a battery module disposed in the case, and a cover which covers an upper side of the battery module. The battery module includes: a stacked body in which a plurality of secondary batteries are stacked; and a side restraint member which faces a first surface of the stacked body, and which extends in a stacked direction of the stacked body. The first surface is a surface in a vertical direction with respect to a lower surface of the stacked body, and is a surface along the stacked direction, and a first distance between an upper end of the side restraint member and the cover is shorter than a second distance between an upper surface of the stacked body and the cover.
    Type: Application
    Filed: May 30, 2024
    Publication date: December 12, 2024
    Inventors: Takahiro TAKAI, Shinya NAKAYAMA, Satoshi TAKADA
  • Publication number: 20240413468
    Abstract: A battery pack includes a stacked body in which a plurality of secondary batteries are stacked, a restraint member that extends in a stacked direction of the stacked body along a first surface of the stacked body, and that restrains the plurality of secondary batteries, and a plurality of extrusion materials that are disposed along a second surface of the stacked body in the stacked direction, and that support the stacked body, and each of the plurality of extrusion materials is disposed such that an extrusion direction intersects the stacked direction.
    Type: Application
    Filed: May 30, 2024
    Publication date: December 12, 2024
    Inventors: Koudai HASEBE, Shinya NAKAYAMA, Takahiro TAKAI, Satoshi TAKADA
  • Publication number: 20240413469
    Abstract: A battery module includes: a stacked body in which a plurality of secondary batteries are stacked; and a side restraint member which faces a first surface of the stacked body, and which extends in a stacked direction of the stacked body. The first surface is a surface in a vertical direction with respect to a lower surface of the stacked body, and is a surface along the stacked direction, and the first surface and the side restraint member are joined with each other by a joining member.
    Type: Application
    Filed: May 31, 2024
    Publication date: December 12, 2024
    Inventors: Satoshi TAKADA, Takahiro TAKAI, Shinya NAKAYAMA, Yuki MATSUSHIMA, Eiji YAMADA, Hiroki MAEMOTO, Fumio SATO, Noriaki SHIGEMATSU
  • Publication number: 20240392064
    Abstract: A polyester resin emulsion contains resin particles(S), each containing a polyester resin (A) obtained by polycondensation of an alcohol component and a carboxylic acid component, and an aqueous medium in which the resin particles(S) are dispersed, wherein the alcohol component contains tri- or tetra-alcohol having a backbone of a linear or branched saturated fatty acid with a carbon number of 4 to 6, and the ratio (OHV/AV) of a hydroxyl value (OHV) of the polyester resin (A) to an acid value (AV) of the polyester resin (A) is from 0.20 to 0.60.
    Type: Application
    Filed: May 21, 2024
    Publication date: November 28, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Shinya Nakayama, Junichi Watanabe, Akinori Saitoh, Masahiro Yukikawa, akio Takei
  • Publication number: 20240332701
    Abstract: A battery pack includes: a lower case including a bottom plate, a front wall, a rear wall, a left wall, and a right wall; and an upper cover, wherein a battery pack internal space is formed, a plurality of battery modules are an odd number and are aligned in the front-rear direction in an even number of rows in the left-right direction, at least one of the front wall and the rear wall includes: a step portion; a protruding wall portion; and a recessed wall portion, at least a part of at least one of the battery modules is disposed in a space surrounded by the protruding wall portion, the step portion, and the left wall or the right wall, and the recessed wall portion is provided with a connector that electrically connects the battery pack internal space to outside of the battery pack.
    Type: Application
    Filed: February 26, 2024
    Publication date: October 3, 2024
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Masaki TAKAHASHI, Shinya NAKAYAMA
  • Patent number: 11919382
    Abstract: An electrically driven vehicle includes a floor panel, a tunnel section, an electrical storage device, and an electric power line. The tunnel section is formed in a vehicle forward/rearward direction in a central portion of the floor panel in a vehicle width direction. The electrical storage device is disposed behind the tunnel section of the vehicle above the floor panel. The electric power line is disposed below the tunnel section and connected to the electrical storage device. The tunnel section has an opening portion formed in a rear end portion of the tunnel section located in front of the electrical storage device of the vehicle and through which the electric power line is inserted.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: March 5, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yasunori Mukumoto, Tetsuya Sugizaki, Hirotaka Hayakawa, Daichi Yamanaka, Ryoji Ando, Shinya Nakayama
  • Publication number: 20230220176
    Abstract: A foamed body includes a polylactic acid resin. An amount of the polylactic acid resin is 99.5% by mass or greater relative to a total amount of organic matter in the foamed body. A gel fraction of the foamed body is 0.1% or less. An expansion ratio of the foamed body is 5 times or greater.
    Type: Application
    Filed: June 25, 2021
    Publication date: July 13, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Yuka Mizoguchi, Taichi Nemoto, Hideki Sugiura, Shinya Nakayama, Hiroshi Yamashita
  • Patent number: 11613820
    Abstract: The invention provides a diaphragm for alkaline water electrolysis with reduced dissolution of an inorganic component in an alkali solution at low cost. The present invention relates to a diaphragm for alkaline water electrolysis, including magnesium hydroxide and an organic polymer resin.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: March 28, 2023
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Shinya Nakayama, Kazuki Furusho
  • Publication number: 20220314775
    Abstract: An electrically driven vehicle includes a floor panel, a tunnel section, an electrical storage device, and an electric power line. The tunnel section is formed in a vehicle forward/rearward direction in a central portion of the floor panel in a vehicle width direction. The electrical storage device is disposed behind the tunnel section of the vehicle above the floor panel. The electric power line is disposed below the tunnel section and connected to the electrical storage device. The tunnel section has an opening portion formed in a rear end portion of the tunnel section located in front of the electrical storage device of the vehicle and through which the electric power line is inserted.
    Type: Application
    Filed: February 15, 2022
    Publication date: October 6, 2022
    Inventors: Yasunori Mukumoto, Tetsuya Sugizaki, Hirotaka Hayakawa, Daichi Yamanaka, Ryoji Ando, Shinya Nakayama
  • Patent number: 11372363
    Abstract: An image forming apparatus is provided. The image forming apparatus includes an image bearer and a cleaning blade configured to remove toner particles remaining on the image bearer. The cleaning blade includes an elastic member in contact with a surface of the image bearer to remove the toner particles. The elastic member has a Martens hardness of from 3 to 8 N/mm2 when measured by a nanoindentation method with a load of 1 ?N. The toner particles comprise toner base particles and an external additive, and the external additive comprise silica particles. A liberation ratio (Xs) of the silica particles liberated from the toner particles is from 40% to 75% when measured by an ultrasonic vibration method. A proportion (R70) of the silica particles having a volume-based particle diameter of 70 nm or more in the silica particles liberated from the toner particles is from 70% to 90% by number.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: June 28, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Daisuke Inoue, Shinya Nakayama, Yohichi Kitagawa, Takaaki Tawada, Kenji Komito
  • Publication number: 20220197165
    Abstract: Provided is a toner including toner base particles. Each toner base particle includes a crosslinked component. The crosslinked component includes a nonlinear polymer having 3 or more branches, terminals of which are metal ion crosslinked, and a glass transition temperature Tg of the nonlinear polymer as measured by differential scanning calorimetry is ?60° C. or higher but lower than 0° C.
    Type: Application
    Filed: December 21, 2021
    Publication date: June 23, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Tomomi Harashima, Junichi Watanabe, Hiroshi Yamashita, Shinya Nakayama
  • Patent number: 11054757
    Abstract: A toner including toner base particles each including a binder resin and a colorant, and external additive, wherein the toner satisfies conditions (a), (b), and (c) below: (a) storage elastic modulus G?(50) of the toner at 50° C. and storage elastic modulus G?(90) of the toner at 90° C. satisfy Formula (1); G?(50)/G?(90)?6.0×102??Formula (1) (b) a BET specific surface area Bt(m2/g) of the toner and a coverage Ct (%) of the toner base particles covered with the external additive satisfy Formula (2); and Bt?0.03×Ct?1.60??Formula (2) (c) the external additive includes at least cohered particles, the cohered particles are non-spherical secondary particles each formed through cohesion of primary particles, and a number average secondary particle diameter of the cohered particles is 130 nm or greater.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: July 6, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Yohichi Kitagawa, Keiji Makabe, Yuka Mizoguchi, Tsuneyasu Nagatomo, Shinya Nakayama
  • Publication number: 20210173337
    Abstract: An image forming apparatus is provided. The image forming apparatus includes an image bearer and a cleaning blade configured to remove toner particles remaining on the image bearer. The cleaning blade includes an elastic member in contact with a surface of the image bearer to remove the toner particles. The elastic member has a Martens hardness of from 3 to 8 N/mm2 when measured by a nanoindentation method with a load of 1 ?N. The toner particles comprise toner base particles and an external additive, and the external additive comprise silica particles. A liberation ratio (Xs) of the silica particles liberated from the toner particles is from 40% to 75% when measured by an ultrasonic vibration method. A proportion (R70) of the silica particles having a volume-based particle diameter of 70 nm or more in the silica particles liberated from the toner particles is from 70% to 90% by number.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 10, 2021
    Inventors: Daisuke INOUE, Shinya NAKAYAMA, Yohichi KITAGAWA, Takaaki TAWADA, Kenji KOMITO
  • Publication number: 20210130967
    Abstract: The invention provides a diaphragm for alkaline water electrolysis with reduced dissolution of an inorganic component in an alkali solution at low cost. The present invention relates to a diaphragm for alkaline water electrolysis, including magnesium hydroxide and an organic polymer resin.
    Type: Application
    Filed: July 4, 2018
    Publication date: May 6, 2021
    Inventors: Shinya NAKAYAMA, Kazuki FURUSHO
  • Patent number: 10903462
    Abstract: An electric storage device includes a storage module and a mounting plate. The storage module includes a plurality of storage cells stacked in a stacking direction and has an end surface in the stacking direction. The storage module is mounted on the mounting plate. The mounting plate includes a fastening part and a displacement absorbing part. The storage module is connected to the mounting plate at the fastening part. The displacement absorbing part absorbs displacement of the storage module in the stacking direction. The fastening part is provided between the displacement absorbing part and the end surface of the storage module in the stacking direction.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: January 26, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hiroshi Kano, Daijiro Takizawa, Shinya Nakayama, Harumi Takedomi
  • Patent number: 10859963
    Abstract: An image forming apparatus including an image bearer and a cleaning blade is provided. The cleaning blade comprises an elastic member configured to contact a surface of the image bearer to remove toner particles remaining thereon. The elastic member comprises a substrate and a surface layer comprising a cured product of a curable composition and a siloxane compound. The surface layer is disposed on at least a part of a lower surface of the substrate. The surface layer has a hardness gradient in which a Martens hardness HM measured using a nanoindenter decreases from a surface of the surface layer toward the lower surface of the substrate in a thickness direction, and the Martens hardness HM measured in a region extending from a vicinity of the surface (with a load of 1 ?N) to a deepest part in the thickness direction (with a load of 1,000 ?N) ranges from 2.5 to 32.5 N/mm2. The toner has a tensile breaking force F of from 200 to 450 gf (from 1.96 to 4.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: December 8, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Shinya Nakayama, Keiichiro Juri, Yuka Aoyama, Hiroshi Yamada
  • Patent number: 10859932
    Abstract: A toner, including: a polyester resin, wherein the polyester resin has a structure represented by any one of formulas 1) to 3) below: 1) R1-(NHCONH-R2)n-, 2) R1-(NHCOO-R2)n-, and 3) R1-(OCONH-R2)n-, where n is 3 or more, R1 represents an aromatic organic group or an aliphatic organic group, and R2 represents a group derived from a resin that is polyester formed of polycarboxylic acid, polyol, or both thereof; or that is a modified polyester obtained by modifying polyester with isocyanate.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: December 8, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Tsuyoshi Sugimoto, Shinya Nakayama, Hiroshi Yamada, Hideyuki Santo, Ryuta Chiba, Suzuka Amemori, Kohsuke Nagata
  • Patent number: 10802412
    Abstract: An image forming apparatus including developing unit to develop electrostatic latent image with toner to form visible image, and cleaning unit including elastic member including surface layer and configured to remove the toner, wherein Martens hardness A and Martens hardness B of the surface layer measured by applying load of 1 ?N and load of 1,000 ?N, respectively, to position of the surface layer in thickness direction thereof using nanoindenter are both 2.5 N/mm2 or greater but 32.5 N/mm2 or less, and Martens hardness A and Martens hardness B satisfy inequality, Martens hardness A>Martens hardness B wherein coefficient of dynamic friction of the surface layer against polycarbonate is 0.5 or less, and the toner includes polyester resin insoluble to THF and Tg of THF-insoluble component of the toner determined from DSC curve of first heating of DSC is ?60° C. or higher but 20° C. or lower.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: October 13, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuka Aoyama, Keiichiro Juri, Shinya Nakayama, Hiroshi Yamada
  • Publication number: 20200301348
    Abstract: An image forming apparatus including an image bearer and a cleaning blade is provided. The cleaning blade comprises an elastic member configured to contact a surface of the image bearer to remove toner particles remaining thereon. The elastic member comprises a substrate and a surface layer comprising a cured product of a curable composition and a siloxane compound. The surface layer is disposed on at least a part of a lower surface of the substrate. The surface layer has a hardness gradient in which a Martens hardness HM measured using a nanoindenter decreases from a surface of the surface layer toward the lower surface of the substrate in a thickness direction, and the Martens hardness HM measured in a region extending from a vicinity of the surface (with a load of 1 ?N) to a deepest part in the thickness direction (with a load of 1,000 ?N) ranges from 2.5 to 32.5 N/mm2. The toner has a tensile breaking force F of from 200 to 450 gf (from 1.96 to 4.
    Type: Application
    Filed: March 18, 2020
    Publication date: September 24, 2020
    Inventors: Shinya Nakayama, Keiichiro Juri, Yuka Aoyama, Hiroshi Yamada
  • Publication number: 20200292954
    Abstract: An image forming apparatus including developing unit to develop electrostatic latent image with toner to form visible image, and cleaning unit including elastic member including surface layer and configured to remove the toner, wherein Martens hardness A and Martens hardness B of the surface layer measured by applying load of 1 ?N and load of 1,000 ?N, respectively, to position of the surface layer in thickness direction thereof using nanoindenter are both 2.5 N/mm2 or greater but 32.5 N/mm2 or less, and Martens hardness A and Martens hardness B satisfy inequality, Martens hardness A>Martens hardness B wherein coefficient of dynamic friction of the surface layer against polycarbonate is 0.5 or less, and the toner includes polyester resin insoluble to THF and Tg of THF-insoluble component of the toner determined from DSC curve of first heating of DSC is ?60° C. or higher but 20° C. or lower.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 17, 2020
    Inventors: Yuka AOYAMA, Keiichiro Juri, Shinya Nakayama, Hiroshi Yamada