Patents by Inventor Irina Profatilova

Irina Profatilova 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).

  • ELECTROCHEMICAL CELL FOR TESTING A SOLID-STATE BATTERY WITH SIMULTANEOUS MEASUREMENT OF THE GASES GENERATED
    Publication number: 20220173443
    Abstract: An electrochemical cell for testing a battery, wherein the electrochemical cell includes two electrodes, preferentially made of vitreous carbon, intended to be in electrical contact with the battery to be tested.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 2, 2022
    Inventors: Irina PROFATILOVA, Frédéric GAILLARD, Vasily TARNOPOLSKIY
  • LITHIUM-ION BATTERY COMPRISING A LITHIUM-RICH CATHODE AND A GRAPHITE-BASED ANODE
    Publication number: 20160351948
    Abstract: A lithium-ion battery includes a graphite-based material for negative electrode, a lithium-rich material for positive electrode, an electrolyte and a separator. The reversible capacity (N) of the negative electrode is equal to the reversible capacity (P) of the positive electrode so that the battery exhibits a ratio N/P=1.
    Type: Application
    Filed: February 10, 2015
    Publication date: December 1, 2016
    Applicant: RENAULT s.a.s.
    Inventors: Irina PROFATILOVA, Lise DANIEL
  • Flame retardant electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same
    Patent number: 9099756
    Abstract: Flame retardant electrolyte solutions for rechargeable lithium batteries and lithium batteries including the electrolyte solutions are provided. The flame retardant electrolyte solution includes a lithium salt, a linear carbonate-based solvent, at least one ammonium cation, a phosphoric acid-based solvent, and an additive including oxalatoborate.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: August 4, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Nam-Soon Choi, Irina Profatilova, Sae-Weon Roh, Yong-Chul Park, Sung-Soo Kim
  • Flame retardant electrolyte solution for rechargeable lithium battery and rechargeable lithium battery including the same
    Patent number: 8841035
    Abstract: Disclosed are a flame retardant electrolyte solution for a rechargeable lithium battery including a lithium salt, a linear carbonate-based solvent, an ionic liquid including ammonium cations, and a phosphoric acid-based solvent, and a rechargeable lithium battery including the same.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: September 23, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Nam-Soon Choi, Irina Profatilova, Sung-Soo Kim, Eui-Hwan Song, Young-Mi Park
  • Flame retardant electrolyte solution for rechargeable lithium battery and rechargeable lithium battery including the same
    Publication number: 20110123869
    Abstract: Disclosed are a flame retardant electrolyte solution for a rechargeable lithium battery including a lithium salt, a linear carbonate-based solvent, an ionic liquid including ammonium cations, and a phosphoric acid-based solvent, and a rechargeable lithium battery including the same.
    Type: Application
    Filed: August 20, 2010
    Publication date: May 26, 2011
    Applicant: SAMSUNG SDI Co., Ltd.
    Inventors: Nam-Soon Choi, Irina Profatilova, Sung-Soo Kim, Eui-Hwan Song, Young-Mi Park
  • Flame Retardant Electrolyte for Rechargeable Lithium Battery and Rechargeable Lithium Battery Including the Same
    Publication number: 20100209782
    Abstract: Flame retardant electrolyte solutions for rechargeable lithium batteries and lithium batteries including the electrolyte solutions are provided. The flame retardant electrolyte solution includes a lithium salt, a linear carbonate-based solvent, at least one ammonium cation, a phosphoric acid-based solvent, and an additive including oxalatoborate.
    Type: Application
    Filed: October 20, 2009
    Publication date: August 19, 2010
    Inventors: Nam-Soon Choi, Irina Profatilova, Sae-Weon Roh, Yong-Chul Park, Sung-Soo Kim
  • ELECTROLYTE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20100028785
    Abstract: An electrolyte for a lithium ion secondary battery is provided. The electrolyte includes a non-aqueous organic solvent, a lithium salt, an ionic liquid and an additive. The additive has a lowest unoccupied molecular orbital (LUMO) level of ?0.5 to 1.0 eV and a highest occupied molecular orbital (HOMO) level lower than ?11.0 eV. Further provided is a lithium ion secondary battery including the electrolyte. The battery is advantageous in terms of overcharge safety and heat stability. In addition, the battery has improved high-efficiency properties and cycle life characteristics.
    Type: Application
    Filed: July 24, 2009
    Publication date: February 4, 2010
    Inventors: Namsoon Choi, Irina Profatilova, Sohyun Hur, Euihwang Song, Sungsoo Kim