Patents by Inventor Gwon Je SUNG

Gwon Je SUNG 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).

  • Portable car seat
    Patent number: 10940779
    Abstract: The present invention relates to a portable car seat comprising: a seat part on which a child sits; a backrest part rotatably coupled to the seat part; a rotation connection part for rotating the seat part and the backrest part; and a rotation prevention part for restricting rotation, performed by the rotation connection part, through a stopper for preventing rotation.
    Type: Grant
    Filed: February 24, 2020
    Date of Patent: March 9, 2021
    Assignee: DONG-IN ENTECH CO., LTD.
    Inventors: In Soo Jung, Moo Kyung Kim, Gwon Je Sung, Kyeong Dong Lee
  • PORTABLE CAR SEAT
    Publication number: 20200189425
    Abstract: The present invention relates to a portable car seat comprising: a seat part on which a child sits; a backrest part rotatably coupled to the seat part; a rotation connection part for rotating the seat part and the backrest part; and a rotation prevention part for restricting rotation, performed by the rotation connection part, through a stopper for preventing rotation.
    Type: Application
    Filed: February 24, 2020
    Publication date: June 18, 2020
    Applicant: DONG-IN ENTECH CO., LTD.
    Inventors: In Soo JUNG, Moo Kyung KIM, Gwon Je SUNG, Kyeong Dong LEE
  • Baby car seat allowing position change
    Patent number: 10640020
    Abstract: The present invention relates to a baby car seat allowing a position change, and the purpose thereof is to provide a baby car seat which allows the posture of a baby to be changed in the direction thereof to a horizontal direction.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: May 5, 2020
    Assignee: DONG-IN ENTECH CO., LTD.
    Inventors: In Soo Jung, Gwon Je Sung, Chung Sup Lee
  • Portable car seat
    Patent number: 10604035
    Abstract: The present invention relates to a portable car seat comprising: a seat part on which a child sits; a backrest part rotatably coupled to the seat part; a rotation connection part for rotating the seat part and the backrest part; and a rotation prevention part for restricting rotation, performed by the rotation connection part, through a stopper for preventing rotation.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: March 31, 2020
    Assignee: DONG-IN ENTECH CO., LTD.
    Inventors: In Soo Jung, Moo Kyung Kim, Gwon Je Sung, Kyeong Dong Lee
  • BABY CAR SEAT ALLOWING POSITION CHANGE
    Publication number: 20190135142
    Abstract: The present invention relates to a baby car seat allowing a position change, and the purpose thereof is to provide a baby car seat which allows the posture of a baby to be changed in the direction thereof to a horizontal direction.
    Type: Application
    Filed: April 12, 2016
    Publication date: May 9, 2019
    Applicant: Dong-In Entech Co., Ltd.
    Inventors: In Soo JUNG, Gwon Je SUNG, Chung Sup LEE
  • PORTABLE CAR SEAT
    Publication number: 20190039485
    Abstract: The present invention relates to a portable car seat comprising: a seat part on which a child sits; a backrest part rotatably coupled to the seat part; a rotation connection part for rotating the seat part and the backrest part; and a rotation prevention part for restricting rotation, performed by the rotation connection part, through a stopper for preventing rotation.
    Type: Application
    Filed: March 16, 2016
    Publication date: February 7, 2019
    Applicant: DONG-IN ENTECH CO., LTD.
    Inventors: In Soo JUNG, Moo Kyung KIM, Gwon Je SUNG, Kyeong Dong LEE