Patents by Inventor Shuichi Karashima

Shuichi Karashima 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).

  • All solid state secondary-battery additive, all-solid-state secondary battery, and method for producing same
    Patent number: 10756383
    Abstract: General Formula (I) Provided is an all solid state secondary-battery additive comprising a polyalkylene carbonate (I) represented by general formula (I), and by providing such additive, properties such as the charge-discharge capacity and interfacial resistance of an all-solid-state secondary battery are improved. (In general formula (I), R1 and R2 are each a C1-10 chain-like alkylene group or C3-10 cycloalkylene group, m is 0, 1, or 2 and n is an integer of 10 to 15000, and each R1, R2 and m in the polyalkylene carbonate (I) chain is independently the same or different.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: August 25, 2020
    Assignees: OSAKA RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY, SUMITOMO SEIKA CHEMICALS CO., LTD.
    Inventors: Masanari Takahashi, Mari Yamamoto, Yasuyuki Kobayashi, Shingo Ikeda, Yukiyasu Kashiwagi, Masashi Saitoh, Shuichi Karashima, Kiyoshi Nishioka, Ryo Miyabara
  • Semiconductor device, method for producing same and aliphatic polycarbonate
    Patent number: 10749034
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: August 18, 2020
    Assignees: Japan Advanced Institute of Science and Technology, Sumitomo Seika Chemicals Co., Ltd.
    Inventors: Satoshi Inoue, Tatsuya Shimoda, Nobutaka Fujimoto, Kiyoshi Nishioka, Shuichi Karashima
  • Intermediate semiconductor device having an aliphatic polycarbonate layer
    Patent number: 10340388
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: July 2, 2019
    Assignees: Japan Advanced Institute of Science and Technology, Sumitomo Seika Chemicals Co., Ltd.
    Inventors: Satoshi Inoue, Tatsuya Shimoda, Nobutaka Fujimoto, Kiyoshi Nishioka, Shuichi Karashima
  • Binder for use in positive electrode for lithium ion secondary battery, positive electrode for lithium ion secondary battery containing said binder, lithium ion secondary battery using said positive electrode, and electrical machinery and apparatus
    Patent number: 10164259
    Abstract: This binder for use in a positive electrode for a lithium ion secondary battery contains a copolymer of both vinyl alcohol and an alkali-metal-neutralized ethylenically unsaturated carboxylic acid.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: December 25, 2018
    Assignees: National Institute of Advanced Industrial Science and Technology, Sumitomo Seika Chemicals Co., Ltd.
    Inventors: Takashi Mukai, Masanori Morishita, Tetsuo Sakai, Yuji Kinpara, Junichi Fujishige, Nobutaka Fujimoto, Shuichi Karashima
  • SEMICONDUCTOR DEVICE, METHOD FOR PRODUCING SAME AND ALIPHATIC POLYCARBONATE
    Publication number: 20180315861
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment.
    Type: Application
    Filed: April 25, 2018
    Publication date: November 1, 2018
    Inventors: Satoshi INOUE, Tatsuya SHIMODA, Nobutaka FUJIMOTO, Kiyoshi NISHIOKA, Shuichi KARASHIMA
  • PRESSURE-SENSITIVE ADHESIVE AND PRESSURE-SENSITIVE ADHESIVE SHEET
    Publication number: 20180298251
    Abstract: A pressure-sensitive adhesive including an aliphatic polycarbonate as an adhesive component, wherein the aliphatic polycarbonate has no carboxylic acid ester bond or urethane bond in the main chain thereof; and a pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer obtained by using the pressure-sensitive adhesive.
    Type: Application
    Filed: May 6, 2016
    Publication date: October 18, 2018
    Applicants: LINTEC CORPORATION, SUMITOMO SEIKA CHEMICALS CO., LTD.
    Inventors: Kentaro MIYAZAKI, Fuminori IKEDA, Shuichi KARASHIMA, Kiyoshi NISHIOKA, Ryou MIYABARA
  • Binder for electric double-layer capacitor electrode, electric double-layer capacitor electrode comprising same binder, electric double-layer capacitor using same electrode, and electric apparatus
    Patent number: 10068717
    Abstract: A binder for an electric double-layer capacitor electrode according to the present invention includes a copolymer of vinyl alcohol and an alkali metal-neutralized product of ethylene-unsaturated carboxylic acid.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: September 4, 2018
    Assignees: Sumitomo Seika Chemicals Co., Ltd., National Institute of Advanced Industrial Science and Technology
    Inventors: Yuji Kinpara, Junichi Fujishige, Nobutaka Fujimoto, Shuichi Karashima, Takashi Mukai, Tetsuo Sakai
  • SEMICONDUCTOR DEVICE, METHOD FOR PRODUCING SAME AND ALIPHATIC POLYCARBONATE
    Publication number: 20180248047
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment.
    Type: Application
    Filed: April 25, 2018
    Publication date: August 30, 2018
    Inventors: Satoshi INOUE, Tatsuya SHIMODA, Nobutaka FUJIMOTA, Kiyoshi NISHIOKA, Shuichi KARASHIMA
  • ALL SOLID STATE SECONDARY-BATTERY ADDITIVE, ALL-SOLID-STATE SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME
    Publication number: 20180241077
    Abstract: General Formula (I) Provided is an all solid state secondary-battery additive comprising a polyalkylene carbonate (I) represented by general formula (I), and by providing such additive, properties such as the charge-discharge capacity and interfacial resistance of an all-solid-state secondary battery are improved. (In general formula (I), R1 and R2 are each a C1-10 chain-like alkylene group or C3-10 cycloalkylene group, m is 0, 1, or 2 and n is an integer of 10 to 15000, and each R1, R2 and m in the polyalkylene carbonate (I) chain is independently the same or different.
    Type: Application
    Filed: August 16, 2016
    Publication date: August 23, 2018
    Applicants: OSAKA RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY, SUMITOMO SEIKA CHEMICALS CO., LTD.
    Inventors: Masanari Takahashi, Mari Yamamoto, Yasuyuki Kobayashi, Shingo Ikeda, Yukiyasu Kashiwagi, Masashi Saitoh, Shuichi Karashima, Kiyoshi Nishioka, Ryo Miyabara
  • Semiconductor device having a decomposed aliphatic polycarbonate layer
    Patent number: 9985137
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment. An exemplary method for producing a thin film transistor according to the invention includes an aliphatic polycarbonate layer forming step of forming an aliphatic polycarbonate layer 50 that covers a gate electrode layer 40 disposed above a semiconductor layer 20 with a gate insulator 30 being interposed between the gate electrode layer 40 and the semiconductor layer 20, and also covers the semiconductor layer 20, and has a dopant causing the semiconductor layer 20 to become an n-type or p-type semiconductor layer, and a heating step of heating at a temperature causing introduction of the dopant into the semiconductor layer 20 and decomposition of the aliphatic polycarbonate layer 50.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: May 29, 2018
    Assignees: Japan Advanced Institute of Science and Technology, Sumitomo Seika Chemicals Co., Ltd.
    Inventors: Satoshi Inoue, Tatsuya Shimoda, Nobutaka Fujimoto, Kiyoshi Nishioka, Shuichi Karashima
  • BINDER FOR ELECTRIC DOUBLE-LAYER CAPACITOR ELECTRODE, ELECTRIC DOUBLE-LAYER CAPACITOR ELECTRODE COMPRISING SAME BINDER, ELECTRIC DOUBLE-LAYER CAPACITOR USING SAME ELECTRODE, AND ELECTRIC APPARATUS
    Publication number: 20170025230
    Abstract: A binder for an electric double-layer capacitor electrode according to the present invention includes a copolymer of vinyl alcohol and an alkali metal-neutralized product of ethylene-unsaturated carboxylic acid.
    Type: Application
    Filed: March 19, 2015
    Publication date: January 26, 2017
    Applicants: Sumitomo Seika Chemicals Co., Ltd., National Institute of Advanced Industrial Science and Technology
    Inventors: Yuji Kinpara, Junichi Fujishige, Nobutaka Fujimoto, Shuichi Karashima, Takashi Mukai, Tetsuo Sakai
  • SEMICONDUCTOR DEVICE, METHOD FOR PRODUCING SAME AND ALIPHATIC POLYCARBONATE
    Publication number: 20160315198
    Abstract: It is an object of the invention to provide a thin film transistor and a method for producing the same, which will easily achieve self-aligned formation of a source/drain region without through processes under a vacuum or a low pressure or with no use of expensive equipment. An exemplary method for producing a thin film transistor according to the invention includes an aliphatic polycarbonate layer forming step of forming an aliphatic polycarbonate layer 50 that covers a gate electrode layer 40 disposed above a semiconductor layer 20 with a gate insulator 30 being interposed between the gate electrode layer 40 and the semiconductor layer 20, and also covers the semiconductor layer 20, and has a dopant causing the semiconductor layer 20 to become an n-type or p-type semiconductor layer, and a heating step of heating at a temperature causing introduction of the dopant into the semiconductor layer 20 and decomposition of the aliphatic polycarbonate layer 50.
    Type: Application
    Filed: December 16, 2014
    Publication date: October 27, 2016
    Inventors: Satoshi INOUE, Tatsuya SHIMODA, Nobutaka FUJIMOTO, Kiyoshi NISHIOKA, Shuichi KARASHIMA
  • BINDER FOR USE IN POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY CONTAINING SAID BINDER, LITHIUM ION SECONDARY BATTERY USING SAID POSITIVE ELECTRODE, AND ELECTRICAL MACHINERY AND APPARATUS
    Publication number: 20150280237
    Abstract: This binder for use in a positive electrode for a lithium ion secondary battery contains a copolymer of both vinyl alcohol and an alkali-metal-neutralized ethylenically unsaturated carboxylic acid.
    Type: Application
    Filed: October 1, 2013
    Publication date: October 1, 2015
    Inventors: Takashi Mukai, Masanori Morishita, Tetsuo Sakai, Yuji Kinpara, Junichi Fujishige, Nobutaka Fujimoto, Shuichi Karashima