Patents by Inventor Seung Yun RHO

Seung Yun RHO 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: 10750269
    Abstract: Wireless headphones having a built-in flexible battery are provided. Wireless headphones having a built-in flexible battery according to an exemplary embodiment of the present invention comprise: a band part having at least one fastening portion; a pair of headset parts, each of which includes a speaker unit for receiving a wirelessly transmitted audio signal and outputting the audio signal to the outside, and is connected to the band part; and a plate-shaped flexible battery which is embedded in the band part so as to supply power to the headset parts, and has a to-be-fastened portion corresponding to the fastening portion so as to be fixed in position when coupled to the band part.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: August 18, 2020
    Assignee: Amogreentech Co., Ltd.
    Inventors: Gi Wook Lee, Seung Yun Rho
  • Publication number: 20200227754
    Abstract: Provided are an electrode wherein a short-circuit preventing film laminated on the surface of the electrode can prevent a short circuit between a cathode and an anode when a battery is overheated; a secondary battery using the electrode; and a method for manufacturing the electrode. The secondary battery electrode includes: an electrode current collector; an active material layer formed on the electrode current collector; and a short-circuit preventing film laminated on the active material layer, wherein the short-circuit preventing film includes a nanoweb type porous membrane which is formed by integrating nanofiber strands obtained by electrospinning polyacrylonitrile (PAN).
    Type: Application
    Filed: August 28, 2018
    Publication date: July 16, 2020
    Inventors: Seung Yun RHO, Dong Woo KIM, Seung Gon PARK
  • Publication number: 20200168943
    Abstract: A flexible battery is disclosed. The flexible battery can include: an electrode assembly; and an exterior material in which the electrode assembly is encapsulated together with an electrolyte, in which the electrode assembly and the exterior material are formed such that patterns for contraction and extension in a longitudinal direction have the same directionality when the flexible battery is bent. As such, the patterns for contraction and extension in the longitudinal direction are formed on both of the exterior material and the electrode assembly, thereby preventing or minimizing deterioration in the physical properties even though the flexible battery is bent.
    Type: Application
    Filed: January 31, 2020
    Publication date: May 28, 2020
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun RHO, Won Gil CHOI, Hyeon Woo CHO, Ju Hee JANG
  • Publication number: 20200100576
    Abstract: Provided is a portable article container. The portable article container according to one embodiment of the present invention includes: a accommodation main body which is portable and includes an accommodation portion configured to accommodate an article; a battery configured to provide power to charge a main battery of a portable electronic device; and at least one charging unit configured to transmit power stored in the battery to the portable electronic device through at least one method of a wireless method and a wired method.
    Type: Application
    Filed: December 4, 2019
    Publication date: April 2, 2020
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun RHO, Won Gil CHOI
  • Publication number: 20200099033
    Abstract: A flexible battery connection structure is provided. A flexible battery connection structure according to an exemplary embodiment of the present invention comprises: a plurality of flexible batteries electrically connected to each other, disposed along a longitudinal direction, and each including a positive electrode terminal and a negative electrode terminal protruding from one end portions; a connection member disposed at positions corresponding to the positive electrode terminal and the negative electrode terminal to protect the positive electrode terminal and the negative electrode terminal and connect two flexible batteries adjacent to each other; and a housing configured to surround the plurality of flexible batteries connected to each other through the connection members.
    Type: Application
    Filed: June 21, 2018
    Publication date: March 26, 2020
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Mun Su YIM, Dong Woo KIM, Gi Wook LEE, Seung Yun RHO
  • Patent number: 10593990
    Abstract: Provided is a flexible battery. A flexible battery according to an exemplary embodiment of the present invention includes: an electrode assembly; and an exterior material in which the electrode assembly is encapsulated together with an electrolyte, in which the electrode assembly and the exterior material are formed such that patterns for contraction and extension in a longitudinal direction have the same directionality when the flexible battery is bent. As such, the patterns for contraction and extension in the longitudinal direction are formed on both of the exterior material and the electrode assembly, thereby preventing or minimizing deterioration in the required physical properties even though the flexible battery is bent.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: March 17, 2020
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang
  • Patent number: 10564433
    Abstract: A wearable device is provided. A wearable device according to an exemplary embodiment of the present invention comprises: a body unit comprising at least one function module; a wearing unit that has a predetermined length and is connected to the body unit such that the body unit remains worn on the user's face; and at least one flexible battery embedded in the wearing unit so as to provide the body unit with power such that the function module can be driven.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: February 18, 2020
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Gi Wook Lee, Seung Yun Rho, Dong Woo Kim, Seung Gon Park, Mun Su Yim
  • Publication number: 20190394554
    Abstract: Wireless headphones having a built-in flexible battery are provided. Wireless headphones having a built-in flexible battery according to an exemplary embodiment of the present invention comprise: a band part having at least one fastening portion; a pair of headset parts, each of which includes a speaker unit for receiving a wirelessly transmitted audio signal and outputting the audio signal to the outside, and is connected to the band part; and a plate-shaped flexible battery which is embedded in the band part so as to supply power to the headset parts, and has a to-be-fastened portion corresponding to the fastening portion so as to be fixed in position when coupled to the band part.
    Type: Application
    Filed: December 12, 2017
    Publication date: December 26, 2019
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Gi Wook LEE, Seung Yun RHO
  • Patent number: 10476291
    Abstract: Provided is a wearable device having a flexible battery, and the wearable device includes: a functional unit; a band unit that fixes the functional unit to a wrist of a user; and a thin plate flexible battery that is embedded in the band unit and supplies power to the functional unit.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: November 12, 2019
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Ji Hyun Nam
  • Patent number: 10476046
    Abstract: A flexible battery is provided. A flexible battery according to an exemplary embodiment of the present invention comprises: an electrode assembly; and an exterior material for encapsulating the electrode assembly together with an electrolyte, wherein the exterior material includes a first pattern part and a second pattern part for contraction and relaxation at the time of bending, which are formed on at least one surface of the exterior material, and the first pattern part and the second pattern part have different patterns.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: November 12, 2019
    Assignee: AMORGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang, Hyeong Tak Noh
  • Publication number: 20190260091
    Abstract: Provided are an electrode capable of preventing separation of a short-circuit prevention layer since the short-circuit prevention layer, which is made of a heat-resistant polymer fiber, can be attached with high binding force when formed on the surface of the electrode, in the case that an active material layer includes a predetermined amount of polyvinylidene fluoride (PVdF) as a binder; a secondary battery using the same; and a method of manufacturing the electrode. The electrode includes: an electrode current collector; an active material layer formed on the electrode current collector; and a short-circuit prevention layer formed on the active material layer, wherein the short-circuit prevention layer includes a porous polymer fiber web having a plurality of pores through accumulation of ultrafine fibers of a heat-resistant polymer material, and the active material layer includes PVdF as a binder.
    Type: Application
    Filed: September 19, 2017
    Publication date: August 22, 2019
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun RHO, In Yong SEO, Ju Hyung KIM, Su Yeon LEE, Seung Gon PARK, Dong Woo KIM
  • Patent number: 10203726
    Abstract: A rollable display device is provided. An exemplary embodiment of the present invention provides a rollable display device including: a display body including a display unit configured to display various types of information as an image on one surface thereof and provided to be rollable; and a flexible battery provided on the display body and configured to supply power to the display body.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: February 12, 2019
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang
  • Publication number: 20190033602
    Abstract: A wearable device is provided. A wearable device according to an exemplary embodiment of the present invention comprises: a body unit comprising at least one function module; a wearing unit that has a predetermined length and is connected to the body unit such that the body unit remains worn on the user's face; and at least one flexible battery embedded in the wearing unit so as to provide the body unit with power such that the function module can be driven.
    Type: Application
    Filed: January 12, 2017
    Publication date: January 31, 2019
    Inventors: Gi Wook LEE, Seung Yun RHO, Dong Woo KIM, Seung Gon PARK, Mun Su YIM
  • Patent number: 10164288
    Abstract: A flexible battery is disclosed, which comprises an electrode assembly, and an exterior material for sealing the electrode assembly along with an electrolyte. Both the electrode assembly and the exterior material are formed such that patterns for contraction and extension with respect to the longitudinal direction have the same directionality in the event of being bent.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: December 25, 2018
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang, Hyeong Tak Noh, Jong Gwan Kim
  • Publication number: 20180366774
    Abstract: Provided is a flexible battery. A flexible battery according to an exemplary embodiment of the present invention includes: an electrode assembly; and an exterior material in which the electrode assembly is encapsulated together with an electrolyte, in which the electrode assembly and the exterior material are formed such that patterns for contraction and extension in a longitudinal direction have the same directionality when the flexible battery is bent. As such, the patterns for contraction and extension in the longitudinal direction are formed on both of the exterior material and the electrode assembly, thereby preventing or minimizing deterioration in the required physical properties even though the flexible battery is bent.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 20, 2018
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun RHO, Won Gil CHOI, Hyeon Woo CHO, Ju Hee JANG
  • Patent number: 10135092
    Abstract: Provided are a polymer electrolyte, a lithium secondary battery using the same, and a manufacturing method thereof, in which a gel polymer electrolyte is formed from a monomer for forming a gel polymer by a rapid polymerization reaction, when using a porous nanofiber web as an electrolyte matrix, and injecting an organic electrolytic solution formed by mixing the gel polymer forming monomer and a polymerization initiator, to induce an addition polymerization reaction, but the porous nanofiber web maintains a web-like shape. The polymer electrolyte includes: a separator made of a porous nanofiber web having a plurality of nanofibers; and a gel polymer portion impregnated in the porous nanofiber web. the gel polymer portion is formed by impregnating an electrolytic solution containing a non-aqueous organic solvent, a lithium salt solute, a gel polymer forming monomer, and a polymerization initiator in the porous nanofiber web and polymerizing the gel polymer forming monomer.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: November 20, 2018
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Won Gil Choi, Ju Hee Jang, Seung Yun Rho, In Yong Seo
  • Patent number: 10090556
    Abstract: Provided is a flexible battery. A flexible battery according to an exemplary embodiment of the present invention includes: an electrode assembly; and an exterior material in which the electrode assembly is encapsulated together with an electrolyte, in which the electrode assembly and the exterior material are formed such that patterns for contraction and extension in a longitudinal direction have the same directionality when the flexible battery is bent. As such, the patterns for contraction and extension in the longitudinal direction are formed on both of the exterior material and the electrode assembly, thereby preventing or minimizing deterioration in the required physical properties even though the flexible battery is bent.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: October 2, 2018
    Assignee: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun Rho, Won Gil Choi, Hyeon Woo Cho, Ju Hee Jang
  • Publication number: 20180132738
    Abstract: A wearable device is provided. The wearable device according to one embodiment of the present invention includes a body member including a heartbeat sensor, a first band member and a second band member respectively coupled to both ends of the body member, and a flexible battery having a portion accommodated inside the body member and both remaining ends accommodated inside the first band member and the second band member.
    Type: Application
    Filed: April 1, 2016
    Publication date: May 17, 2018
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Hyung-Suk CHOI, Seung Yun RHO
  • Publication number: 20180062417
    Abstract: Provided is a case for a portable terminal including a built-in battery. A case for a portable terminal according to an exemplary example of the present invention comprises: a body having a receiving groove configured to accommodate a portable terminal; and a built-in battery mounted in the body, wherein a main battery of the portable terminal is charged by the power of the battery using at least one of a wireless charging method and a wired charging method.
    Type: Application
    Filed: March 3, 2016
    Publication date: March 1, 2018
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Won Gil CHOI, Seung Yun RHO
  • Publication number: 20180055175
    Abstract: Provided is a portable article container. The portable article container according to one embodiment of the present invention includes: a accommodation main body which is portable and includes an accommodation portion configured to accommodate an article; a battery configured to provide power to charge a main battery of a portable electronic device; and at least one charging unit configured to transmit power stored in the battery to the portable electronic device through at least one method of a wireless method and a wired method.
    Type: Application
    Filed: March 10, 2016
    Publication date: March 1, 2018
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Seung Yun RHO, Won Gil CHOI