Patents by Inventor Yusuke KUME

Yusuke KUME 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).

  • Non-aqueous electrolyte for lithium ion secondary battery and lithium ion secondary battery using same
    Patent number: 11335955
    Abstract: A non-aqueous electrolyte for a lithium ion secondary battery capable of improving rate characteristics, and the lithium ion secondary battery using the same. The non-aqueous electrolyte for the lithium ion secondary battery includes a carboxylic acid ester and 2.0×10?6 to 3.0×10?3 mol/L of halide ion other than fluoride ion.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: May 17, 2022
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Hasegawa, Hirofumi Kakuta, Yusuke Kume
  • NON-AQUEOUS ELECTROLYTE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY USING SAME
    Publication number: 20200112060
    Abstract: A non-aqueous electrolyte for a lithium ion secondary battery capable of improving rate characteristics, and the lithium ion secondary battery using the same. The non-aqueous electrolyte for the lithium ion secondary battery includes a carboxylic acid ester and 2.0×10?6 to 3.0×10?3 mol/L of halide ion other than fluoride ion.
    Type: Application
    Filed: September 14, 2018
    Publication date: April 9, 2020
    Applicant: TDK CORPORATION
    Inventors: Tomohiko HASEGAWA, Hirofumi KAKUTA, Yusuke KUME