Patents by Inventor Il-Seop Choi

Il-Seop Choi 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: 9623554
    Abstract: There is provided a wearable robot able to maintain a balanced state during operations thereof. The wearable robot includes: a wearable robot body; a travel unit for moving the wearable robot body; and a hip joint unit provided in the wearable robot body and coupled to the travel unit, for maintaining a posture of the wearable robot body in response to a movement of the travel unit. With this construction, the wearable robot is provided with a hip joint unit having a resilient force such that a posture of a wearable robot body can be maintained during an operation of the hip joint unit, so that the robot can be operated more stably. Further, because a posture of the wearable robot can be stably maintained so that the safety of the user can be guaranteed and operation efficiency can be improved.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: April 18, 2017
    Assignee: POSCO
    Inventors: Ho Yu, Kyung-Lyong Han, Il-Seop Choi
  • Publication number: 20160052127
    Abstract: There is provided a wearable robot able to maintain a balanced state during operations thereof. The wearable robot includes: a wearable robot body; a travel unit for moving the wearable robot body; and a hip joint unit provided in the wearable robot body and coupled to the travel unit, for maintaining a posture of the wearable robot body in response to a movement of the travel unit. With this construction, the wearable robot is provided with a hip joint unit having a resilient force such that a posture of a wearable robot body can be maintained during an operation of the hip joint unit, so that the robot can be operated more stably. Further, because a posture of the wearable robot can be stably maintained so that the safety of the user can be guaranteed and operation efficiency can be improved.
    Type: Application
    Filed: January 7, 2015
    Publication date: February 25, 2016
    Inventors: Ho Yu, Kyung-Lyong Han, IL-Seop Choi
  • Publication number: 20050155402
    Abstract: The present invention relates to a method and an apparatus for detecting a roll eccentricity element of a rolling mill, which is occurred by the difference between a rotation center and a geometric center of a roll.
    Type: Application
    Filed: April 26, 2002
    Publication date: July 21, 2005
    Inventors: Jong-Hag Jeon, Il-Seop Choi