Patents by Inventor Victor Roev

Victor Roev 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: 10439227
    Abstract: An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Victor Roev, Dong-min Im, Sang-bok Ma, Won-sung Choi, Min-sik Park, Dong-joon Lee
  • Patent number: 10270114
    Abstract: An electrolyte for a lithium air battery includes a compound represented by Formula 1 wherein the definitions of A and R1-R10 are disclosed herein. Also a lithium air battery including an anode, a cathode, and at least one selected from the herein-described electrolyte and a reaction product thereof.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: April 23, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dongjoon Lee, Eunha Park, Kihyun Kim, Taeyoung Kim, Victor Roev, Hyunpyo Lee, Heungchan Lee, Dongmin Im
  • Publication number: 20190067767
    Abstract: A metal-air battery including: a negative electrode metal layer; a negative electrode electrolyte layer disposed on the negative electrode metal layer; a positive electrode layer disposed on the negative electrode electrolyte layer, the positive electrode layer comprising a positive electrode material which is capable of using oxygen as an active material; and a gas diffusion layer disposed on the positive electrode layer, wherein the negative electrode electrolyte layer is between the negative electrode metal layer and the positive electrode layer; wherein the negative electrode metal layer, the negative electrode electrolyte layer, and the positive electrode layer are disposed on the gas diffusion layer so that the positive electrode layer contacts a lower surface and an opposite upper surface of the gas diffusion layer, and wherein one side surface of the gas diffusion layer is exposed to an outside.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Inventors: Min-sik PARK, Tae-young KIM, Dong-joon LEE, Sang-bok MA, Dong-min IM, Victor ROEV
  • Publication number: 20190058230
    Abstract: A metal-air battery including: a negative electrode metal layer; a negative electrode electrolyte layer disposed on the negative electrode metal layer; a positive electrode layer disposed on the negative electrode electrolyte layer, the positive electrode layer comprising a positive electrode material which is capable of using oxygen as an active material; and a gas diffusion layer disposed on the positive electrode layer, wherein the negative electrode electrolyte layer is between the negative electrode metal layer and the positive electrode layer; wherein the negative electrode metal layer, the negative electrode electrolyte layer, and the positive electrode layer are disposed on the gas diffusion layer so that the positive electrode layer contacts a lower surface and an opposite upper surface of the gas diffusion layer, and wherein one side surface of the gas diffusion layer is exposed to an outside.
    Type: Application
    Filed: October 24, 2018
    Publication date: February 21, 2019
    Inventors: Min-sik PARK, Tae-young KIM, Dong-joon LEE, Sang-bok MA, Dong-min IM, Victor ROEV
  • Patent number: 10199701
    Abstract: A cathode for a lithium air battery includes a carbonaceous material, the carbonaceous material including: a carbonaceous core; and a coating layer on the carbonaceous core, wherein the coating layer includes an amorphous polysilsesquioxane ionic liquid having a viscosity of at least 0.2 milliPascal-seconds as measured as a 10 weight percent solution in acetone at 30° C. at 30° C. Also a lithium air battery including the cathode, and a method of manufacturing the cathode.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: February 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Victor Roev, Hyunjin Kim, Dongmin Im
  • Patent number: 10147988
    Abstract: A metal-air battery including: a negative electrode metal layer; a negative electrode electrolyte layer disposed on the negative electrode metal layer; a positive electrode layer disposed on the negative electrode electrolyte layer, the positive electrode layer including a positive electrode material which is capable of using oxygen as an active material; and a gas diffusion layer disposed on the positive electrode layer, wherein the negative electrode electrolyte layer is between the negative electrode metal layer and the positive electrode layer; wherein the negative electrode metal layer, the negative electrode electrolyte layer, and the positive electrode layer are disposed on the gas diffusion layer so that the positive electrode layer contacts a lower surface and an opposite upper surface of the gas diffusion layer, and wherein one side surface of the gas diffusion layer is exposed to an outside.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: December 4, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-sik Park, Tae-young Kim, Dong-joon Lee, Sang-bok Ma, Dong-min Im, Victor Roev
  • Patent number: 10141619
    Abstract: A metal-air battery including: a negative electrode metal layer; a negative electrode electrolyte layer disposed on the negative electrode metal layer; a positive electrode layer disposed on the negative electrode electrolyte layer, the positive electrode layer comprising a positive electrode material which is capable of using oxygen as an active material; and a gas diffusion layer disposed on the positive electrode layer, wherein the negative electrode electrolyte layer is between the negative electrode metal layer and the positive electrode layer; wherein the negative electrode metal layer, the negative electrode electrolyte layer, and the positive electrode layer are disposed on the gas diffusion layer so that the positive electrode layer contacts a lower surface and an opposite upper surface of the gas diffusion layer, and wherein one side surface of the gas diffusion layer is exposed to an outside.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO.
    Inventors: Min-sik Park, Tae-young Kim, Dong-joon Lee, Sang-bok Ma, Dong-min Im, Victor Roev
  • Patent number: 10128551
    Abstract: An electrolyte for a lithium air battery including a deuterated compound, wherein the deuterated compound is a deuterated product of an organic compound, in which at least one hydrogen atom is substituted with a deuterium atom, wherein the organic compound has a carbon-hydrogen (C—H) bond dissociation energy of 337.2 kJ/mol or more.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: November 13, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Victor Roev, Hyunjin Kim, Dongmin Im
  • Patent number: 10050280
    Abstract: A composite electrode for a lithium air battery including: i) a polymerization product of a first heteroatom-containing ionic liquid or ii) a mixture of a second heteroatom-containing ionic liquid and a polymer ionic liquid represented by Formula 1:
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: August 14, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Taeyoung Kim, Victor Roev, Kihyun Kim, Sangbok Ma, Minsik Park, Dongjoon Lee, Myungjin Lee, Dongmin Im, Wonsung Choi
  • Publication number: 20180198134
    Abstract: An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode.
    Type: Application
    Filed: March 8, 2018
    Publication date: July 12, 2018
    Inventors: Victor ROEV, Dong-min IM, Sang-bok MA, Won-sung CHOI, Min-sik PARK, Dong-joon LEE
  • Patent number: 9991553
    Abstract: An electrolyte for a lithium air battery and lithium air battery including the electrolyte are provided.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: June 5, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dongjoon Lee, Dongmin Im, Kihyun Kim, Taeyoung Kim, Victor Roev, Sangbok Ma, Minsik Park, Wonsung Choi
  • Patent number: 9966644
    Abstract: A cathode for a lithium air battery, the cathode including: an organic-inorganic composite material including a coating layer on at least one portion of a surface thereof, wherein the coating layer includes a positively charged silane compound and an ionic bond forming anion. Also a lithium air battery including the same, and a method of manufacturing the cathode.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: May 8, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Victor Roev, Hyunjin Kim, Taeyoung Kim, Dongmin Im
  • Patent number: 9947933
    Abstract: An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: April 17, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Victor Roev, Dong-min Im, Sang-bok Ma, Won-sung Choi, Min-sik Park, Dong-joon Lee
  • Patent number: 9917304
    Abstract: A protected anode including: an anode including lithium or capable of reversibly incorporating lithium ions; and a lithium ion-conductive protective layer on the anode and including a ceramic composite represented by Formula 1: Li1+aAlbGe2?cMdP3+eO12+f??Formula 1 wherein M is at least one element selected from titanium (Ti), zirconium (Zr), and germanium (Ge), 0?a?1, 0?b?1, 0?c?1, 0?d?0.5, 0?e?0.1, and 0?f?1.
    Type: Grant
    Filed: December 15, 2013
    Date of Patent: March 13, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., NATIONAL UNIVERSITY CORPORATION MIE UNIVERSITY
    Inventors: Dong-joon Lee, Dong-min Im, Victor Roev, Sang-bok Ma, Min-sik Park, Osamu Yamamoto, Nobuyuki Imanishi, Won-sung Choi, Yasuo Takeda
  • Patent number: 9780386
    Abstract: A composite for a lithium air battery, wherein the composite is represented by Formula 1: MCxN(1?x)??Formula 1 wherein M in Formula 1 is at least one selected from a metal element and a metalloid element, and 0<x<1.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: October 3, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soonchul Kwon, Dongjin Ham, Victor Roev, Dongmin Im
  • Publication number: 20170222244
    Abstract: A solid electrolyte includes: an ionic liquid; a lithium salt; an inorganic particle; and a polymer, wherein an amount of the ionic liquid is greater than or equal to about 33 parts by weight, based on 100 parts by weight of the polymer. Also a lithium battery including the solid electrolyte and a method of preparing a composite electrolyte membrane including the solid electrolyte.
    Type: Application
    Filed: January 10, 2017
    Publication date: August 3, 2017
    Inventors: Hyunjin Kim, Joonhee Kim, Victor Roev, Hyukjae Kwon, Dongmin Im, Kisuk Kang, Youngjoon Bae
  • Patent number: 9680191
    Abstract: A lithium air battery including an electrolyte including lithium ion conductive polymers and lithium salts between a positive electrode and a lithium ion conductive solid electrolyte membrane. The lithium ion conductive polymers are hydrophilic matrix polymers.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: June 13, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD, NATIONAL UNIVERSITY CORPORATION MIE UNIVERSITY
    Inventors: Dong-joon Lee, Victor Roev, Young-gyoon Ryu, Dong-min Im, Min-sik Park, Sang-bok Ma, Osamu Yamamoto, Nobuyuki Imanishi, Yasuo Takeda
  • Publication number: 20170155178
    Abstract: A cathode for a lithium air battery includes a carbonaceous material, the carbonaceous material including: a carbonaceous core; and a coating layer on the carbonaceous core, wherein the coating layer includes an amorphous polysilsesquioxane ionic liquid having a viscosity of at least 0.2 milliPascal-seconds as measured as a 10 weight percent solution in acetone at 30° C. at 30° C. Also a lithium air battery including the cathode, and a method of manufacturing the cathode.
    Type: Application
    Filed: May 23, 2016
    Publication date: June 1, 2017
    Inventors: Victor ROEV, Hyunjin Kim, Dongmin Im
  • Publication number: 20170149091
    Abstract: An electrolyte for a lithium air battery including a deuterated compound, wherein the deuterated compound is a deuterated product of an organic compound, in which at least one hydrogen atom is substituted with a deuterium atom, wherein the organic compound has a carbon-hydrogen (C—H) bond dissociation energy of 337.2 kJ/mol or more.
    Type: Application
    Filed: November 11, 2016
    Publication date: May 25, 2017
    Inventors: Victor ROEV, Hyunjin KIM, Dongmin IM
  • Publication number: 20170092973
    Abstract: An electrolyte for a lithium air battery includes a compound represented by Formula 1 wherein the definitions of A and R1-R10 are disclosed herein. Also a lithium air battery including an anode, a cathode, and at least one selected from the herein-described electrolyte and a reaction product thereof.
    Type: Application
    Filed: May 23, 2016
    Publication date: March 30, 2017
    Inventors: Dongjoon Lee, Eunha Park, Kihyun Kim, Taeyoung Kim, Victor ROEV, Hyunpyo Lee, Heungchan Lee, Dongmin Im