Patents Assigned to MAXELL HOLDINGS, LTD.
  • Publication number: 20220159885
    Abstract: An electromagnetic wave suppression sheet includes an electromagnetic wave transmitting layer having conductivity and transparency; a suppression layer having transparency; a conductive mesh having openings formed by woven lines; and an adhesive layer having transparency in this order from an outer side toward an inner side. The openings of the conductive mesh have a region in which the suppression layer and the adhesive layer are in contact with each other. A method of manufacturing an electromagnetic wave suppression sheet includes steps of preparing a laminate including the suppression layer, and the conductive mesh disposed to be in contact with the suppression layer; and applying a pressure to the conductive mesh in a direction of the suppression layer.
    Type: Application
    Filed: March 26, 2020
    Publication date: May 19, 2022
    Applicants: TOPPAN INC., MAXELL HOLDINGS, LTD.
    Inventors: Ryo SHODA, Masayuki TOYODA
  • Publication number: 20220149479
    Abstract: A sheet-type cell disclosed in this application includes an outer case and a power generation element contained in the outer case. The power generation element includes a positive electrode, a negative electrode, a separator, and an electrolyte solution. The separator is constituted by a porous resin sheet. The outer case includes a first outer case member and a second outer case member. Each outer case member includes a thermally fusible resin layer. The first outer case member and the second outer case member are disposed on respective opposite sides of the power generation element. A periphery of the first outer case member and a periphery of the second outer case member are sealed by thermally welding, with a periphery of the separator interposed between the peripheries of the first and second outer case members.
    Type: Application
    Filed: March 9, 2020
    Publication date: May 12, 2022
    Applicant: Maxell Holdings, Ltd.
    Inventors: Yasuhiro Naka, Takahiro Furutani
  • Publication number: 20220113275
    Abstract: An electrochemical oxygen sensor with a long service life is provided. The electrochemical oxygen sensor according to the present invention includes a positive electrode, a negative electrode, and an electrolyte solution, and the negative electrode contains tin or a tin alloy, the electrolyte solution is an aqueous solution obtained by dissolving at least citric acids, the aqueous solution contains an alkali metal, a total content of the citric acids in the electrolyte solution is 2.1 mol/L or higher, a content of the alkali metal in the electrolyte solution is 0.1 to 1.6 times the total content of the citric acids, the electrolyte solution has a pH of 3.9 to 4.6, and when a volume of the electrolyte solution is x (ml) and a content of tin contained in the negative electrode is y (g), x/y?0.3 (ml/g) holds true.
    Type: Application
    Filed: January 21, 2020
    Publication date: April 14, 2022
    Applicant: Maxell Holdings, Ltd.
    Inventor: Naohisa Kitazawa
  • Publication number: 20220093996
    Abstract: A negative electrode for an aqueous electrolyte cell disclosed in the present application contains an electrolytic zinc foil as an active material layer. The electrolytic zinc foil is preferably composed of zinc alloy containing Bi in a proportion of 0.001 to 0.2% by mass. A sheet-type cell disclosed in the present application includes a sheet-type outer case and a power generation element contained in the sheet-type outer case. The power generation element includes a positive electrode, a negative electrode, a separator, and an aqueous electrolyte solution. The negative electrode is the negative electrode for an aqueous electrolyte cell of the present application.
    Type: Application
    Filed: February 7, 2020
    Publication date: March 24, 2022
    Applicant: Maxell Holdings, Ltd.
    Inventors: Yasuhiro Naka, Takahiro Furutani
  • Publication number: 20220052326
    Abstract: Provided are a non-aqueous electrolyte secondary battery excellent in reliability and productivity, a method for manufacturing the same, and a system including the non-aqueous electrolyte secondary battery. A non-aqueous electrolyte secondary battery of the present invention includes a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte. The positive electrode includes a positive electrode mixture layer in which a lithium-containing composite oxide is used as a positive electrode active material. In a charged state, the negative electrode includes an aluminum foil or an aluminum alloy foil and a Li—Al alloy formed by reaction with Li ions deintercaleted from the positive electrode. The Li—Al alloy has a Li content of 7 to 29 atomic % with respect to 100 atomic % of a total of Li and Al at the end of charge.
    Type: Application
    Filed: September 9, 2019
    Publication date: February 17, 2022
    Applicant: Maxell Holdings, Ltd.
    Inventors: Akira YAMASHITA, Haruki KAMIZORI, Atsushi HATAKEYAMA
  • Patent number: 11249341
    Abstract: Based on information about a vehicle, the information can be projected and displayed onto a road surface or the like. An image projection apparatus, which projects an image, includes an acquisition unit that acquires the information about the vehicle, and an image projection unit that projects the image based on the information acquired by the acquisition unit.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: February 15, 2022
    Assignee: MAXELL HOLDINGS, LTD.
    Inventors: Yasuhiko Kunii, Nobuyuki Kaku, Masahiro Kishigami, Hiroyuki Nakamura, Megumi Kurachi, Takuya Shimizu
  • Patent number: 11240549
    Abstract: A broadcast receiving apparatus includes: a first receiving unit receiving broadcast data for a first transmission method; a second receiving unit receiving broadcast data for a second transmission method; a first decoding unit decoding the broadcast data received by the first receiving unit; a second decoding unit decoding the broadcast data received by the second receiving unit; a video output unit outputting video, the video being generated based on data decoded by the first or second decoding unit; an operation input unit receiving control information from a remote controller; and a control unit controlling the units based on the control information received by the operation input unit. The remote controller includes a button to output control information for switching between a display state and a non-display state of service, the service being linked with a broadcasting program.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: February 1, 2022
    Assignee: MAXELL HOLDINGS, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yasunobu Hashimoto
  • Patent number: 11231611
    Abstract: The present invention addresses the problem of providing a coating composition and an electroconductive film, capable of improving touch panel performance, such as operational stability over time and touch detection sensitivity of a liquid crystal display panel having a reduced thickness.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: January 25, 2022
    Assignee: MAXELL HOLDINGS, LTD.
    Inventors: Tomohisa Nishimoto, Satoshi Kobayashi, Yoshiyuki Makida, Yoshimasa Mitsumoto, Kaori Kitabatake
  • Publication number: 20210408695
    Abstract: An electromagnetic wave absorbing sheet is provided that can adequately absorb electromagnetic waves at high frequencies in and above the millimeter wave band, can have excellent flexibility, and can easily be placed in any desired portion. The electromagnetic wave absorbing sheet includes an electromagnetic wave absorbing layer 1 containing a magnetic iron oxide 1a that magnetically resonates at frequencies in and above the millimeter wave band and a resin binder 1b. The electromagnetic wave absorbing sheet absorbs radiated electromagnetic waves by magnetic resonance of the magnetic iron oxide.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Applicant: Maxell Holdings, Ltd.
    Inventors: Masao FUJITA, Toshio HIROI
  • Patent number: 11201367
    Abstract: A flat battery of the present invention is a flat battery including an exterior can and a sealing can with which an opening of the exterior can is sealed, wherein the exterior can and the sealing can include a bottom portion and a circumferential wall extending upright from an outer circumference of the bottom portion and have a cylindrical shape that is open at one end; a distal end portion of the circumferential wall of the exterior can is bent toward a central axis of the sealing can to form a curve, whereby the exterior can is fixed to the sealing can by crimping; in a cross-sectional shape of the sealing can in the direction of the central axis, the circumferential wall of the sealing can is a single layer wall without being folded back, and the circumferential wall of the sealing can includes a rectilinear portion that is connected to the bottom portion via a corner portion; and an angle ?1 formed by the bottom portion and the rectilinear portion may be greater than 90°.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: December 14, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Koji Yamaguchi, Noriyuki Yabushita, Toshikazu Yoshiba, Kenji Tsuda
  • Patent number: 11183723
    Abstract: A cap for closing an opening of a battery case for containing an electrode assembly is formed by an elongated plate extending in a longitudinal direction. The cap includes: a terminal hole for allowing a negative electrode terminal of the electrode assembly to pass therethrough; a recess formed in an outer surface of the cap, the outer surface representing the exterior of the battery, the recess located in a region that surrounds the terminal hole and that is not in contact with the outer periphery of the outer surface. An edge of the recess includes a projection protruding inwardly. The projection is positioned to overlap the terminal hole as determined along the longitudinal direction.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: November 23, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Masanobu Yoshioka, Yoshihisa Fujihara
  • Patent number: 11177535
    Abstract: A non-aqueous electrolyte battery of the present invention includes a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, and the separator contains polyphenylenesulfide fibers, aramid fibers, and cellulose fibers at ratios of 50 to 85 mass %, 10 to 30 mass %, and 5 to 35 mass %, respectively. This makes it possible to provide a non-aqueous electrolyte battery with characteristics that are less likely to deteriorate under a high-temperature environment and in which few defects occur during assembly.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: November 16, 2021
    Assignees: Maxell Holdings, Ltd., NIPPON KODOSHI CORPORATION
    Inventors: Yu Sugioka, Masahiro Kuroiwa, Naoya Kawasawa
  • Publication number: 20210328292
    Abstract: A flat-shaped all-solid battery described in this application includes a battery container constituted by an outer can and a sealing can and a stack which a positive electrode, a solid electrolyte layer, and a negative electrode are stacked W form. The stack is housed in the battery container. A conducive porous member constituted by a molded body of graphite and having flexibility is disposed between the stack and an inner bottom surface of the outer can or an inner bottom surface of the sealing can. Moreover, in the above flat-shaped all-solid battery, the conductive porous member can be disposed between the stack and the inner bottom surface of the sealing can, and between the stack and the inner bottom surface of the outer can.
    Type: Application
    Filed: August 7, 2019
    Publication date: October 21, 2021
    Applicant: Maxell Holdings, Ltd.
    Inventors: Takumi Otsuka, Hidetoshi Morikami, Akihiro Fujimoto
  • Patent number: 11152711
    Abstract: An electromagnetic wave absorbing sheet is provided that can adequately absorb electromagnetic waves at high frequencies in and above the millimeter wave band, can have excellent flexibility, and can easily be placed in any desired portion. The electromagnetic wave absorbing sheet includes an electromagnetic wave absorbing layer 1 containing a magnetic iron oxide 1a that magnetically resonates at frequencies in and above the millimeter wave band and a resin binder 1b. The electromagnetic wave absorbing sheet absorbs radiated electromagnetic waves by magnetic resonance of the magnetic iron oxide.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: October 19, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Masao Fujita, Toshio Hiroi
  • Patent number: 11127951
    Abstract: An alkaline secondary battery disclosed in the present application includes a positive electrode containing a positive electrode active material, a negative electrode, and a separator. The positive electrode active material contains a mixture of a silver oxide and a silver-bismuth complex oxide. A discharge curve is obtained when the battery that is fully charged is discharged with a constant current until a battery voltage drops to 1.0 V. The battery voltage at a point on the discharge curve where x (%) of a total discharge capacity has been discharged from the battery since start of discharge is represented by Vx (V). The discharge curve satisfies V10?V70?0.08, has a step in the range of 70?x?90, and shows that a size of the step represented by V70?V90 is 0.04 or more and 0.15 or less.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: September 21, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Yusuke Inoue, Mitsutoshi Watanabe
  • Publication number: 20210280938
    Abstract: A cell roll disclosed in the present application includes a sheet-type continuous body including a long sheet-type outer case body and a plurality of power generation elements. The sheet-type outer case body includes a resin film. The power generation elements are individually sealed in the sheet-type outer case body. The power generation elements are located side by side in the longitudinal direction of the sheet-type outer case body. Each of the power generation elements includes a positive electrode, a negative electrode, a separator, and an electrolyte. The sheet-type outer case body and the power generation elements form individual cells. The sheet-type continuous body is wound in a spiral fashion.
    Type: Application
    Filed: July 12, 2019
    Publication date: September 9, 2021
    Applicant: Maxell Holdings, Ltd.
    Inventors: Takahiro FURUTANI, Yasuhiro NAKA
  • Patent number: 11111401
    Abstract: There is provided a light curing molding ink set used for a manufacturing method for light curing molding using an ink-jet scheme, comprising a combination of a resin composition for a modeling material used for shaping the modeling material and a resin composition for a supporting material used for shaping the supporting material, wherein surface tension Mt (mN/m) of the resin composition for a modeling material is greater than surface tension St (mN/m) of the resin composition for a supporting material, and the surface tension Mt and the surface tension St satisfy the [0<Mt ?St<5] expression, and this light curing molding ink set can afford a light cured article having the good dimensional accuracy.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: September 7, 2021
    Assignees: MAXELL HOLDINGS, LTD., MIMAKI ENGINEERING CO., LTD.
    Inventors: Katsuyuki Kitou, Taeko Izumo, Masakatsu Okawa, Kenta Hongo
  • Patent number: 11098211
    Abstract: To provide a photocurable inkjet primer ink composition having a low viscosity, which is capable of forming a primer layer which exhibits excellent adhesion to a non-absorptive substrate material and has low tackiness, an inkjet ink set, and an inkjet recording method. A photocurable inkjet primer ink composition comprising: a photopolymerizable compound and a photopolymerization initiator, the composition having a viscosity at 25° C. of 5.0 to 10.0 mPa·s; wherein the photopolymerizable compound is composed of a monofunctional ethylenically unsaturated monomer and a bifunctional ethylenically unsaturated oligomer; wherein a content of the monofunctional ethylenically unsaturated monomer is 76.0 parts by weight or more per 100 parts by weight of the whole composition; and wherein a homopolymer of the monofunctional ethylenically unsaturated monomer has a glass transition temperature of lower than 25° C.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: August 24, 2021
    Assignee: MAXELL HOLDINGS, LTD.
    Inventors: Yujiro Harada, Tomohisa Nishimoto
  • Patent number: 11100948
    Abstract: The magnetic recording medium disclosed in the present application includes a non-magnetic support, an undercoat layer, a magnetic layer containing magnetic particles, and a back coat layer. The coercive force Hc of the magnetic layer in the thickness direction at 25° C. is not 4100 oersteds (Oe) or more, and the coercive force Hc of the magnetic layer in the thickness direction at a temperature between 55° C. and 80° C. inclusive is not less than 1200 oersteds (Oe) and not more than 3700 oersteds (Oe).
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: August 24, 2021
    Assignee: Maxell Holdings, Ltd.
    Inventors: Shinji Kawakami, Masao Fujita, Toshio Hiroi
  • Publication number: 20210235587
    Abstract: A method for producing a plated part, includes: forming, on a surface of a base member, a catalyst activity inhibiting layer containing a polymer which has at least one of an amide group and an amino group; irradiating with light or heating a part of the surface of the base member on which the catalyst activity inhibiting layer is formed; applying an electroless plating catalyst to the surface of the base member heated or irradiated with the light; and bringing an electroless plating solution into contact with the surface of the base member to which the electroless plating catalyst is applied, to form an electroless plating film at a light-irradiated portion or a heated portion of the surface.
    Type: Application
    Filed: April 13, 2021
    Publication date: July 29, 2021
    Applicant: MAXELL HOLDINGS, LTD.
    Inventors: Naoki USUKI, Akiko KITO, Atsushi YUSA