Patents by Inventor Ehwan CHO

Ehwan CHO 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: 10542343
    Abstract: A portable sound equipment having a neckband wire unit which forms a gentle curve; a main body which is provided in each end of the neckband wire unit; a frame wire which forms a shape of the gentle curve; a sheath tube which defines an exterior appearance of the neckband wire unit cover the frame wire by covering the frame wire and exposes an end area of the frame wire; a fixing tube which covers a predetermined exposed area of the frame wire and an end area of the sheath tube; and a clamp which is configured to tighten an outer circumferential surface of the overlapped area between the sheath tube and the fixing tube is provided.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: January 21, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Youngil Kim, Siyoung Park, Inkwi Jang, Ehwan Cho
  • Publication number: 20180338200
    Abstract: A portable sound equipment having a neckband wire unit which forms a gentle curve; a main body which is provided in each end of the neckband wire unit; a frame wire which forms a shape of the gentle curve; a sheath tube which defines an exterior appearance of the neckband wire unit cover the frame wire by covering the frame wire and exposes an end area of the frame wire; a fixing tube which covers a predetermined exposed area of the frame wire and an end area of the sheath tube; and a clamp which is configured to tighten an outer circumferential surface of the overlapped area between the sheath tube and the fixing tube is provided.
    Type: Application
    Filed: April 23, 2018
    Publication date: November 22, 2018
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngil KIM, Siyoung PARK, Inkwi JANG, Ehwan CHO
  • Patent number: 9973842
    Abstract: There is disclosed a portable sound equipment comprising a neckband wire configured to wrap a predetermined region of a user's neck; a main body coupled to one end of the neckband wire; a first printed circuit board disposed on an upper or lower surface of the main body; a flat bracket disposed on the first printed circuit board and having one surface which contacts with the first printed circuit board; a lateral bracket coupled to a lateral surface of the flat bracket; a second printed circuit board supported to the lateral bracket and toward a lateral surface of the main body; and a side button disposed on the second printed circuit board and exposed outside the lateral surface of the main body.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: May 15, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Donghan Kim, Ehwan Cho, Obyoung Kang
  • Publication number: 20180063620
    Abstract: There is disclosed a portable sound equipment comprising a neckband wire configured to wrap a predetermined region of a user's neck; a main body coupled to one end of the neckband wire; a first printed circuit board disposed on an upper or lower surface of the main body; a flat bracket disposed on the first printed circuit board and having one surface which contacts with the first printed circuit board; a lateral bracket coupled to a lateral surface of the flat bracket; a second printed circuit board supported to the lateral bracket and toward a lateral surface of the main body; and a side button disposed on the second printed circuit board and exposed outside the lateral surface of the main body.
    Type: Application
    Filed: August 25, 2017
    Publication date: March 1, 2018
    Applicant: LG ELECTRONICS INC.
    Inventors: Donghan KIM, Ehwan CHO, Obyoung KANG