Patents by Inventor Keisuke Shimizu

Keisuke Shimizu 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: 11495203
    Abstract: A sound absorber includes at least one cavity and at least one mouth to communicate the at least one cavity with an outside of the sound absorber. The at least one cavity includes a top surface, a bottom surface, and a side wall. The top surface includes the mouth. The bottom surface opposes the top surface. The side wall is extended to connect the top surface with the bottom surface. At least one of the top surface and the bottom surface is inclined with respect to the side wall.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: November 8, 2022
    Assignee: Ricoh Company, LTD.
    Inventors: Masahiro Ishida, Naoki Matsuda, Hiroshi Ishii, Kohta Takenaka, Keisuke Shimizu, Shogo Sakamoto, Takayuki Isaka
  • Publication number: 20220346240
    Abstract: A method for manufacturing a wiring substrate includes forming a conductor layer including first and second pads, forming a resin insulating layer on the conductor layer, forming, in the insulating layer, a first opening exposing the first pad and a second opening exposing the second pad, forming a covering layer on the insulating layer such that the covering layer covers the first and second openings, forming a third opening in the covering layer such that the third opening communicates with the first opening and the first pad is exposed in the third opening, forming, on a surface of the first pad, a protective film formed of material different from material forming the conductor layer, removing the covering layer from the insulating layer, and forming a conductor post on the second pad such that the conductor post is formed of material that is same as the material forming the conductor layer.
    Type: Application
    Filed: April 19, 2022
    Publication date: October 27, 2022
    Applicant: IBIDEN CO., LTD.
    Inventors: Keisuke SHIMIZU, Kohei SUZUKI
  • Patent number: 11471855
    Abstract: The present invention provides a composition that includes a silicotitanate that has a sitinakite structure, the composition having higher cesium adsorptivity than conventional compositions. The present invention also provides a production method for the composition that includes a silicotitanate that has a sitinakite structure. The production method does not require the use of hazardous or deleterious materials, can generate a product using a compound that is easily acquired, and can use a general-purpose autoclave. Also provided is a silicotitanate composition that has higher strontium adsorptivity than the present invention. Provided is a silicotitanate composition that contains niobium and a silicotitanate that has a sitinakite structure, the composition having at least two or more diffraction peaks selected from the group consisting of 2?=8.8°±0.5°, 2?=10.0°±0.5°, and 2?=29.6°±0.5°.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: October 18, 2022
    Assignee: TOSOH CORPORATION
    Inventors: Yoju Shimizu, Hajime Funakoshi, Keisuke Tokunaga, Shigeru Hirano, Takashi Sakuma, Makoto Komatsu, Takeshi Izumi
  • Patent number: 11473789
    Abstract: An outdoor unit includes at least one heat exchanger, a first motor including a first fan, a second motor including a second fan, an inverter that applies voltage to the first motor and the second for respectively, a connection switching unit that switches the voltage applied to the second motor between on and off, and a control unit that controls the inverter and the connection switching unit. The inverter is disposed closer to the first motor than to the second motor.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: October 18, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yuji Takayama, Kazunori Hatakeyama, Yuichi Shimizu, Keisuke Uemura
  • Publication number: 20220328926
    Abstract: A power storage pack includes: at least one storage device including a gas discharging part that discharges a gas produced inside; a porous member that has a structure in which a plurality of fire extinguishing agent grains are collected and has an air gap inside; and a case that stores the storage device and the porous member. Each fire extinguishing agent grain is a collection of a plurality of fire extinguishing agent powders, and the porous member is provided such that the gas flows in the air gap.
    Type: Application
    Filed: September 25, 2020
    Publication date: October 13, 2022
    Inventors: Keisuke SHIMIZU, Katsushi ISHIZAKA
  • Publication number: 20220328868
    Abstract: A solid-state battery that includes: a solid-state battery laminate including at least one battery constituent unit including: a positive electrode layer, the positive electrode layer containing a conductive carbon material; a positive electrode current collecting portion arranged at an end surface of the positive electrode layer; a negative electrode layer; and a solid-state electrolyte layer interposed between the positive electrode layer and the negative electrode layer in a stacking direction thereof; a positive electrode terminal electrically connected to the positive electrode current collecting portion; and a negative electrode terminal electrically connected to the negative electrode layer.
    Type: Application
    Filed: June 16, 2022
    Publication date: October 13, 2022
    Inventors: Nobuyuki IWANE, Koichi NAKANO, Yusuke FUNADA, Katsunori TAKAHARA, Kiyoshi KUMAGAE, Keisuke SHIMIZU
  • Publication number: 20220320590
    Abstract: A solid state battery including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer interposed between the positive electrode layer and the negative electrode layer, wherein the positive electrode layer includes a positive electrode active material in which a spacing d003 of a lattice plane (003) is 4.800 ? or more in a charged state at a positive electrode potential of 4.55 V.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 6, 2022
    Applicant: Murata Manufacturing Co., Ltd.
    Inventors: Nobuyuki IWANE, Noriyuki AOKI, Katsunori TAKAHARA, Yusuke FUNADA, Kiyoshi KUMAGAE, Keisuke SHIMIZU
  • Publication number: 20220311167
    Abstract: A photodetector includes: an upper case including a light receiving portion on an upper surface and a side portion extending downward from the light receiving portion; a printed circuit board facing the light receiving portion; and a lower case including a support portion configured to support the printed circuit board, an opening on one side surface and configured to allow a connector to be inserted therethrough, and a hook on another side surface. The lower case is fitted to the upper case such that at least the printed circuit board and the support portion are surrounded. The upper case has a cut portion configured to prevent interference with the hook when being attached. At least part of the side portion adjacent to the cut portion and on a side of the opening extends up to a lower side of the opening.
    Type: Application
    Filed: March 22, 2022
    Publication date: September 29, 2022
    Applicants: HONDA MOTOR CO., LTD., NIDEC MOBILITY CORPORATION
    Inventors: Go SHIMIZU, Keisuke MAEDA, Takashi MAI, Kotaro ONO, Takayuki SUZUKI, Satoshi CHIKAZAWA
  • Publication number: 20220307897
    Abstract: A photodetector including: a case including a light receiving surface provided on an upper surface and having a first region that transmits visible light and a second region that transmits less visible light than the first region; a printed circuit board provided to face the light receiving surface; and a plurality of electronic components provided on a light receiving surface side of the printed circuit board and including a first light receiving element configured to detect visible light. The first light receiving element is disposed at a first position of the printed circuit board exposed to the visible light transmitted through the first region. The number of mounted electronic components disposed at the first position is smaller than the number of mounted electronic components disposed at a second position of the printed circuit board other than the first position.
    Type: Application
    Filed: March 22, 2022
    Publication date: September 29, 2022
    Applicants: HONDA MOTOR CO., LTD., NIDEC MOBILITY CORPORATION
    Inventors: Go SHIMIZU, Keisuke MAEDA, Takashi MAI, Kotaro ONO, Takayuki SUZUKI, Satoshi CHIKAZAWA
  • Patent number: 11437682
    Abstract: A battery module includes a partition wall to separate an upper space from a lower space, a first plate that defines the upper space together with the partition wall, and a second plate that is disposed above the first plate such that a gap is left between the first and second plates. A case has an opening that is formed to let the gap communicate with an outside of the case. The first plate has a through hole through which the upper space and the gap communicate. The battery module further includes a through path passing through the partition wall and each of the plates to let the lower space communicate with a space above the second plate. The upper space and the gap constitute an exhaust duct, while the lower space and a top space constitute a cooling duct.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: September 6, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Akira Takano, Hiroshi Takata, Keisuke Shimizu
  • Publication number: 20220275171
    Abstract: Disclosed is an additive composition that can impart excellent thermal resistance and flame retardancy to a synthetic resin. The additive composition contains a bromine-based flame retardant as a component (A), an antimony oxide as a component (B), a compound expressed by the formula (1) below as a component (C), and a phenolic antioxidant as a component (D). In the formula (1), R1, R2, R3, and R4 each independently represent a hydrogen atom or a monovalent hydrocarbon group having 1 to 4 carbon atoms. It is preferable that R1, R2, R3, and R4 in the formula (1) each independently represent a hydrogen atom or a linear alkyl group having 1 to 4 carbon atoms.
    Type: Application
    Filed: July 2, 2021
    Publication date: September 1, 2022
    Inventors: Yutaka YONEZAWA, Tatsuya SHIMIZU, Hisashi SAKURAI, Keisuke BANNO
  • Publication number: 20220254733
    Abstract: A three-dimensional memory device includes a first word-line region including a first alternating stack of first word lines and continuous insulating layers, first memory stack structures vertically extending through the first alternating stack, a second word-line region comprising a second alternating stack of second word lines and the continuous insulating layers, second memory stack structures vertically extending through the second alternating stack, plural dielectric separator structures located between the first word-line region and the second word-line region, and at least one bridge region located between the plural dielectric separator structures and between the between the first word-line region and the second word-line region. The continuous insulating layers extend through the at least one bridge region between the first alternating stack in the first word-line region and the second alternating stack in the second word-line region.
    Type: Application
    Filed: February 11, 2021
    Publication date: August 11, 2022
    Inventors: Genta MIZUNO, Kenzo IIZUKA, Satoshi SHIMIZU, Keisuke IZUMI, Tatsuya HINOUE, Yujin TERASAWA, Seiji SHIMABUKURO, Ryousuke ITOU, Yanli ZHANG, Johann ALSMEIER, Yusuke YOSHIDA
  • Publication number: 20220231682
    Abstract: A current blocking element assembly is provided and includes first and second current blocking elements, first current blocking element including: first-A electrode layer configured to hold ions; first ion conductive layer configured to conduct ions and does not have electronic conductivity; and second-A electrode layer configured to hold ions, first-A electrode layer, first ion conductive layer, and second-A electrode layer laminated in order, second current blocking element including: first-B electrode layer configured to hold ions; second ion conductive layer configured to conduct ions and does not have electronic conductivity; and second-B electrode layer configured to hold ions, first-B electrode layer, second ion conductive layer, and second-B electrode layer laminated in order, wherein the second-A electrode layer and the second-B electrode layer are electrically connected.
    Type: Application
    Filed: April 5, 2022
    Publication date: July 21, 2022
    Inventors: Jusuke SHIMURA, Kenji KISHIMOTO, Masahiro MOROOKA, Keisuke SHIMIZU
  • Patent number: 11392079
    Abstract: A process cartridge includes a photosensitive drum and a first casing rotatably supporting the photosensitive drum. The process cartridge also includes a developing roller configured to develop an electrostatic latent image formed on the photosensitive drum with toner, a supplying roller configured to supply the developing roller with the toner, and a second casing rotatably supporting the developing roller and the supplying roller and containing the toner. A rotatable coupling is provided with a projection and operatively connected to the supplying roller and the developing roller so that the coupling can transmit a rotational force to the supplying roller and the developing roller, and at least a part of the coupling being movable in a direction perpendicular to a rotational axis of the coupling.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: July 19, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hideki Maeshima, Masato Tanabe, Keisuke Nomura, Hiroki Shimizu
  • Patent number: 11387502
    Abstract: A battery module includes a first heat transfer component and a first thermal expansion material member that are disposed between the battery cells adjacent to each other. The first thermal expansion material member has a thermal conductivity lower than a thermal conductivity of the first heat transfer component and expands at a first predetermined temperature or higher, in which when temperature of the first thermal expansion material member is less than the first predetermined temperature, the adjacent battery cells are connected to each other via a high thermal conductive route including the first heat transfer component and having a first thermal conductivity, and in which when the temperature of the first thermal expansion material member reaches the first predetermined temperature or higher, the adjacent battery cells are connected to each other via a low thermal conductive route having a second thermal conductivity lower than the first thermal conductivity.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: July 12, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Keisuke Shimizu, Shinya Motokawa, Chifumi Murayama
  • Patent number: 11380948
    Abstract: A battery module includes a battery assembly and a thermally-conductive member to hold or support battery assembly. The battery assembly has a plurality of first batteries and a plurality of second batteries that are alternately stacked. The thermally-conductive member includes a first component and a second component that are each disposed along a stacking direction of the batteries. The first component has a heat resistance to the second batteries higher than to the first batteries. The second component has a heat resistance to the first batteries higher than to the second batteries.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: July 5, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Keisuke Shimizu, Akira Takano, Shinya Motokawa, Yoshito Kaga, Takeshi Enomoto
  • Patent number: 11355800
    Abstract: A battery pack includes first and second battery modules arranged in a first direction. In the first battery module, a first heat transfer part and a first heat insulator are disposed between battery cells adjacent in a second direction orthogonal to the first direction. In the second battery module, a second heat transfer part and a second heat insulator are disposed between battery cells adjacent in the second direction. The first heat transfer part constitutes a part of a heat transfer component that is put across and connected to both the first and the second battery modules. The first heat transfer part is connected to one of the battery cells in the first battery module so as to enable heat transfer. The second heat transfer part constitutes another part of the heat transfer component and is connected to one of the battery cells in the second battery module.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: June 7, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Keisuke Shimizu, Shinya Motokawa, Chifumi Murayama
  • Patent number: 11342639
    Abstract: A secondary battery includes an electrode body that includes a positive electrode plate and a negative electrode plate; an outer body that houses the electrode body; a sealing plate that is made of metal and seals an opening of the outer body; and a positive electrode terminal that is electrically connected to the positive electrode plate. At least part of the positive electrode terminal is disposed on the battery outer side with respect to the sealing plate. An external insulating member made of resin is disposed between the sealing plate and the positive electrode terminal. The conduction path between the positive electrode plate and the positive electrode terminal is provided with a current interrupting mechanism. An electrically insulating, heat-resistant layer is disposed between the positive electrode terminal and the sealing plate.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: May 24, 2022
    Assignees: SANYO Electric Co., Ltd., Panasonic Holdings Corporation
    Inventors: Yohei Muroya, Ryoichi Wakimoto, Hiroyuki Inoue, Keisuke Shimizu
  • Publication number: 20220140388
    Abstract: A solid-state battery that includes a solid-state battery layered body including a positive electrode layer, a negative electrode layer, and a solid electrolyte interposed between the positive electrode layer and the negative electrode layer, wherein at least one electrode layer of the positive electrode layer and the negative electrode layer has a tapered shape toward an edge of the electrode layer in a sectional view thereof, and the positive electrode layer, the negative electrode layer, and the solid electrolyte are an integrally sintered body.
    Type: Application
    Filed: January 18, 2022
    Publication date: May 5, 2022
    Inventors: Keisuke SHIMIZU, Yosuke TOMOSHIGE, Akira BABA
  • Patent number: 11322793
    Abstract: A battery module includes a plurality of cylindrical batteries that each include a safety valve surrounded by an annular breaking portion configured to break when internal pressure of each of the batteries exceeds a predetermined level. The battery module further includes an exhaust duct to guide gas emitted from the cylindrical battery to outside the module when safety valve is opened, and a gas direction regulator component disposed between the cylindrical batteries and the exhaust duct. The gas direction regulator component has a plurality of openings to expose the respective safety valves. Portions of the gas direction regulator component overhang areas overlapping the respective safety valves so as to cover an end of each safety valve opposite another end of each safety valve adjacent to an exit of the exhaust duct.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: May 3, 2022
    Assignee: PANASONIC INTEILECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Keisuke Shimizu, Shinya Motokawa, Daisuke Kishii, Akira Takano