Patents by Inventor Akihiro YAMANO

Akihiro YAMANO 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: 11372538
    Abstract: There is provided a detection device that detects a user operation, the detection device including an acquisition unit that acquires a start position indicating a position on an operation surface at which contact with the operation surface is started, the operation surface having user operation areas overlapped and arranged thereon, the user operation areas being a target of a user operation and detected according to the user operation, the user operation areas having at least one of an operation content and an operation target of the user operation different therein, and a decision unit that decides an operation corresponding to a user operation area that is the target of the user operation among the plurality of user operation areas which are overlapped and arranged, on the basis of the start position. The operation surface is provided on a part different from a display screen that displays content.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: June 28, 2022
    Assignee: SONY CORPORATION
    Inventors: Ikuo Yamano, Hiroyuki Mizunuma, Eisuke Nomura, Akihiro Komori
  • Patent number: 11201326
    Abstract: An object of the present disclosure is to provide a secondary battery having excellent cyclability by using a sulfur-based active material as a negative-electrode active material while preventing a reaction between an eluted polysulfide and a positive electrode. The metal-ion secondary battery comprises a negative electrode comprising a sulfur-containing compound as a negative-electrode active material, a positive electrode and an electrolyte, and has a polymer gel layer on a surface of the positive electrode.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: December 14, 2021
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Tatsuya Kubo, Akihiro Yamano, Masanori Morishita, Tetsuo Sakai, Hideya Yoshitake
  • Patent number: 11088391
    Abstract: Provided is a lithium ion battery whose manufacturing process is simple and which has high energy density and heat resistance.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: August 10, 2021
    Assignees: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, MURATA MANUFACTURING CO., LTD.
    Inventors: Akihiro Yamano, Tetsuo Sakai, Masahiro Yanagida, Masanori Morishita, Masashi Higuchi
  • Patent number: 10847279
    Abstract: An object of the present invention is to provide a novel sulfur-based positive-electrode active material which can largely improve cyclability of a lithium-ion secondary battery, a positive electrode comprising the positive-electrode active material and a lithium-ion secondary battery comprising the positive electrode. The sulfur-based positive-electrode active material is one comprising: a carbon skeleton derived from a polymer composed of a monomer unit having at least one hetero atom-containing moiety, and sulfur incorporated into the carbon skeleton as the carbon skeleton is formed from the polymer by heat treatment.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: November 24, 2020
    Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya Kubo, Toshikatsu Kojima, Tetsuo Sakai, Akihiro Yamano, Masahiro Yanagida
  • Publication number: 20200044251
    Abstract: An object of the present disclosure is to provide a secondary battery having excellent cyclability by using a sulfur-based active material as a negative-electrode active material while preventing a reaction between an eluted polysulfide and a positive electrode. The metal-ion secondary battery comprises a negative electrode comprising a sulfur-containing compound as a negative-electrode active material, a positive electrode and an electrolyte, and has a polymer gel layer on a surface of the positive electrode.
    Type: Application
    Filed: October 8, 2019
    Publication date: February 6, 2020
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Tatsuya KUBO, Akihiro YAMANO, Masanori MORISHITA, Tetsuo SAKAI, Hideya YOSHITAKE
  • Patent number: 10505194
    Abstract: An object of the present invention is to provide a novel positive electrode which is produced using a rubber being an inexpensive material and is capable of enhancing a charge and discharge capacity and cyclability of a lithium-ion secondary battery, and the lithium-ion secondary battery composed of the positive electrode. In the lithium-ion secondary battery, the positive electrode comprises a current collector and an electrode layer formed on a surface of the current collector, the electrode layer comprises an active material, an electrically-conductive additive and a thermosetting resin binder subjected to thermosetting, and the active material comprises a sulfur-based positive-electrode active material prepared by heat-treating a starting material comprising a rubber and sulfur under a non-oxidizing atmosphere.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: December 10, 2019
    Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya Kubo, Akihiro Yamano, Naoto Yamashita, Toshikatsu Kojima, Masahiro Yanagida
  • Publication number: 20190207210
    Abstract: An object of the present invention is to provide a novel sulfur-based positive-electrode active material which can largely improve cyclability of a lithium-ion secondary battery, a positive electrode comprising the positive-electrode active material and a lithium-ion secondary battery comprising the positive electrode. The sulfur-based positive-electrode active material is one comprising: a carbon skeleton derived from a polymer composed of a monomer unit having at least one hetero atom-containing moiety, and sulfur incorporated into the carbon skeleton as the carbon skeleton is formed from the polymer by heat treatment.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya KUBO, Toshikatsu KOJIMA, Tetsuo SAKAI, Akihiro YAMANO, Masahiro YANAGIDA
  • Publication number: 20190198877
    Abstract: An object of the present invention is to provide a novel positive electrode which is produced using a rubber being an inexpensive material and is capable of enhancing a charge and discharge capacity and cyclability of a lithium-ion secondary battery, and the lithium-ion secondary battery composed of the positive electrode. In the lithium-ion secondary battery, the positive electrode comprises a current collector and an electrode layer formed on a surface of the current collector, the electrode layer comprises an active material, an electrically-conductive additive and a thermosetting resin binder subjected to thermosetting, and the active material comprises a sulfur-based positive-electrode active material prepared by heat-treating a starting material comprising a rubber and sulfur under a non-oxidizing atmosphere.
    Type: Application
    Filed: February 28, 2019
    Publication date: June 27, 2019
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya KUBO, Akihiro YAMANO, Naoto YAMASHITA, Toshikatsu KOJIMA, Masahiro YANAGIDA
  • Patent number: 10326134
    Abstract: An object of the present invention is to provide a novel sulfur-based positive electrode active material for a lithium-ion secondary battery which is excellent in cyclability and can largely improve a charging and discharging capacity, a positive electrode comprising the positive electrode active material and a lithium-ion secondary battery made using the positive electrode. The sulfur-based positive electrode active material is obtainable by subjecting a starting material comprising a polymer, sulfur and an organometallic compound dispersed in a form of fine particles to heat-treatment under a non-oxidizing atmosphere, wherein the particles of metallic sulfide resulting from sulfurization of the organometallic compound are dispersed in the heat-treated material, and particle size of the metallic sulfide particles is not less than 10 nm and less than 100 nm.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: June 18, 2019
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Tatsuya Kubo, Akihiro Yamano, Naoto Yamashita, Masahiro Yanagida
  • Publication number: 20190148778
    Abstract: An object of the present invention is to provide a method of manufacturing a high capacity lithium ion battery device by safe and simple doping operation. A method of manufacturing a lithium ion battery device comprising a positive electrode and a negative electrode which are laminated with each other, wherein an active material used on the positive electrode is a sulfur-based active material having a total sulfur content of not less than 50% by mass measured by an elementary analysis, the method comprising: a step of forming through-holes penetrating in a thickness direction of the positive electrodes and the negative electrodes, a step of laminating the positive electrodes with the negative electrode and disposing a lithium ion feeding source on at least one side of a laminating direction, and a step of allowing lithium derived from the lithium ion feeding source to be carried on the positive electrode and the negative electrode.
    Type: Application
    Filed: October 11, 2018
    Publication date: May 16, 2019
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Tatsuya KUBO, Fumiya CHUJO, Akihiro YAMANO, Masanori MORISHITA, Tetsuo SAKAI
  • Publication number: 20180151879
    Abstract: An object of the present disclosure is to provide a secondary battery having excellent cyclability by using a sulfur-based active material as a negative-electrode active material while preventing a reaction between an elated polysulfide and a positive electrode. The metal-ion secondary battery comprises a negative electrode comprising a sulfur-containing compound as a negative-electrode active material, a positive electrode and an electrolyte, and has a polymer gel layer on a surface of the positive electrode.
    Type: Application
    Filed: October 25, 2017
    Publication date: May 31, 2018
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Tatsuya KUBO, Akihiro YAMANO, Masanori MORISHITA, Tetsuo SAKAI, Hideya YOSHITAKE
  • Publication number: 20170338511
    Abstract: Provided is a lithium ion battery whose manufacturing process is simple and which has high energy density and heat resistance.
    Type: Application
    Filed: October 19, 2015
    Publication date: November 23, 2017
    Inventors: Akihiro YAMANO, Tetsuo SAKAI, Masahiro YANAGIDA, Masanori MORISHITA, Masashi HIGUCHI
  • Publication number: 20170288225
    Abstract: An object of the present invention is to provide a novel sulfur-based positive electrode active material for a lithium-ion secondary battery which is excellent in cyclability and can largely improve a charging and discharging capacity, a positive electrode comprising the positive electrode active material and a lithium-ion secondary battery made using the positive electrode. The sulfur-based positive electrode active material is obtainable by subjecting a starting material comprising a polymer, sulfur and an organometallic compound dispersed in a form of fine particles to heat-treatment under a non-oxidizing atmosphere, wherein the particles of metallic sulfide resulting from sulfurization of the organometallic compound are dispersed in the heat-treated material, and particle size of the metallic sulfide particles is not less than 10 nm and less than 100 nm.
    Type: Application
    Filed: March 6, 2017
    Publication date: October 5, 2017
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya KUBO, Akihiro YAMANO, Naoto YAMASHITA, Masahiro YANAGIDA
  • Publication number: 20170149063
    Abstract: An object of the present invention is to provide a novel positive electrode which is produced using a rubber being an inexpensive material and is capable of enhancing a charge and discharge capacity and cyclability of a lithium-ion secondary battery, and the lithium-ion secondary battery composed of the positive electrode. In the lithium-ion secondary battery, the positive electrode comprises a current collector and an electrode layer formed on a surface of the current collector, the electrode layer comprises an active material, an electrically-conductive additive and a thermosetting resin binder subjected to thermosetting, and the active material comprises a sulfur-based positive-electrode active material prepared by heat-treating a starting material comprising a rubber and sulfur under a non-oxidizing atmosphere.
    Type: Application
    Filed: October 20, 2016
    Publication date: May 25, 2017
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya KUBO, Akihiro YAMANO, Naoto YAMASHITA, Toshikatsu KOJIMA, Masahiro YANAGIDA
  • Publication number: 20170062809
    Abstract: An object of the present invention is to provide a novel sulfur-based positive-electrode active material which can largely improve cyclability of a lithium-ion secondary battery, a positive electrode comprising the positive-electrode active material and a lithium-ion secondary battery comprising the positive electrode. The sulfur-based positive-electrode active material is one comprising: a carbon skeleton derived from a polymer composed of a monomer unit having at least one hetero atom-containing moiety, and sulfur incorporated into the carbon skeleton as the carbon skeleton is formed from the polymer by heat treatment.
    Type: Application
    Filed: August 3, 2016
    Publication date: March 2, 2017
    Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Tatsuya KUBO, Toshikatsu KOJIMA, Tetsuo SAKAI, Akihiro YAMANO, Masahiro YANAGIDA