Patents by Inventor Sang Bok Ma

Sang Bok Ma 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: 10256516
    Abstract: Provided are electrochemical cells that include a compound having the general formula wherein R1 is moiety associated with a lithium ion, X1 and X3 are unsubstituted methylene moieties, X2 and X4 are each independently selected from a substituted or unsubstituted methylene moiety, X is a substituted or unsubstituted C1-C10 alkylene moiety, arylene moiety or heteroarylene moiety, R2 is selected from Li, H, an alkyl moiety, or a heteroalkyl moiety, 0<m?1, 0?n?1, and m+n=1.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: April 9, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Sang Bok Ma, Mariya Khiterer, Young-Gyoon Ryu, Paula T. Hammond, Yang Shao-Horn, Chibueze Vincent Amanchukwu
  • 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: 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
  • 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: 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: 9905894
    Abstract: A lithium air battery including an anode for intercalating/deintercalating lithium ions; a cathode having oxygen as a cathode active material, a lithium ion conductive solid electrolyte membrane disposed between the anode and the cathode; and an electrolyte, wherein the electrolyte is disposed between the lithium ion conductive solid electrolyte membrane and the cathode, and wherein the electrolyte includes at least one compound selected from a compound represented by Formula 1 and a copolymer including a repeating unit represented by Formula 2 as an additive: wherein in Formulae 1 and 2, groups CY1, CY2, a, b, c, b, R1 to R18, and variables t, u, and v are defined in the specification.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-bok Ma, Dong-joon Lee, Dong-min Im, Ki-hyun Kim, Tae-young Kim, Min-sik Park, Won-sung Choi
  • Patent number: 9799922
    Abstract: A lithium battery including a negative electrode including a lithium metal or a lithium alloy; a positive electrode; and a polymer gel electrolyte contacting the negative electrode, wherein the polymer gel electrolyte has an ionic conductivity of about 10?3 S/cm or greater, a lithium ion transference number of about 0.15 or greater, and a lithium ion mobility of about 10?6 cm2/V×sec or greater, wherein the polymer gel electrolyte includes a lithium salt, a polymer capable of forming a complex with the lithium salt, an insulating inorganic filler, and an organic solvent, wherein the organic solvent is inert with respect to the lithium metal, wherein an anionic radius of the lithium salt is about 2.5 Angstroms or greater, and wherein a molecular weight of the lithium salt is about 145 or greater.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: October 24, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-sik Park, Dong-joon Lee, Sang-bok Ma, Dong-min Im, Won-sung Choi, Osamu Yamamoto, Nobuyuki Imanishi
  • 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: 20170149104
    Abstract: Provided are electrochemical cells that include a compound having the general formula wherein R1 is moiety associated with a lithium ion, X1 and X3 are unsubstituted methylene moieties, X2 and X4 are each independently selected from a substituted or unsubstituted methylene moiety, X is a substituted or unsubstituted C1-C10 alkylene moiety, arylene moiety or heteroarylene moiety, R2 is selected from Li, H, an alkyl moiety, or a heteroalkyl moiety, 0<m?1, 0?n?1, and m+n=1.
    Type: Application
    Filed: November 23, 2015
    Publication date: May 25, 2017
    Inventors: Sang Bok Ma, Mariya Khiterer, Young-Gyoon Ryu, Paula T. Hammond, Yang Shao-Horn, Chibueze Vincent Amanchukwu
  • Publication number: 20170047628
    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 27, 2016
    Publication date: February 16, 2017
    Inventors: Min-sik PARK, Tae-young KIM, Dong-joon LEE, Sang-bok MA, Dong-min IM, Victor ROEV
  • Publication number: 20170047629
    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 27, 2016
    Publication date: February 16, 2017
    Inventors: Min-sik PARK, Tae-young KIM, Dong-joon LEE, Sang-bok MA, Dong-min IM, Victor ROEV
  • Patent number: 9509027
    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: June 20, 2014
    Date of Patent: November 29, 2016
    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: 9312583
    Abstract: A protected anode for lithium air batteries and a lithium air battery including the protected anode are provided. The protected anode includes: an anode intercalates and deintercalates lithium ions; a lithium ion-conductive solid electrolyte membrane; and a polymer electrolyte disposed between the anode and the ion-conductive solid electrolyte membrane, wherein the polymer electrolyte includes a lithium ion-conductive polymer, a compound represented by Formula 1 having a number average molecular weight from about 300 to about 1,000, and a lithium salt, and an amount of the compound of Formula 1 is from about 10 parts to about 25 parts by weight based on 100 parts by weight of the polymer electrolyte: In Formula 1, R1 to R6, and n are the same as defined in the specification.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: April 12, 2016
    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: 9263779
    Abstract: A lithium air battery module including a lithium air battery cell including a first electrolyte; an additional electrolyte disposed non-adjacent the first electrolyte; and a housing which accommodates the lithium air battery cell and the additional electrolyte.
    Type: Grant
    Filed: April 1, 2013
    Date of Patent: February 16, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-joon Lee, Dong-min Im, Young-gyoon Ryu, Victor Roev, Sang-bok Ma, Min-sik Park
  • Patent number: 9225192
    Abstract: The apparatus of charging a rechargeable battery includes a voltage detector which detects a voltage value between terminals of a rechargeable battery, a current generator which generates current for charging the rechargeable battery and outputs the generated current to the terminals of the rechargeable battery, and a controller which controls the current generator based on the voltage value detected by the voltage detector. The current generator outputs a first current for which a direction thereof between the terminals of the rechargeable battery is constant, in a charging period of the rechargeable battery, wherein the first current comprises direct current, and a second current for which a direction thereof between the terminals of the rechargeable battery is periodically reversed, in an intermittent period of the rechargeable battery.
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: December 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-joon Lee, Dong-min Im, Victor Roev, Sang-bok Ma, Won-sung Choi, Min-sik Park
  • Patent number: 9225015
    Abstract: A lithium air battery including a negative electrode comprising lithium, a positive electrode using oxygen as a positive active material, and an organic electrolyte including an organic compound capable of intercalating and deintercalating electrons involved in an electrochemical reaction.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: December 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-joon Lee, Dong-min Im, Young-gyoon Ryu, Victor Roev, Min-sik Park, Sang-bok Ma