Patents by Inventor Wang Hyeon SON

Wang Hyeon SON 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).

  • GAS CYLINDER TRANSFER APPARATUS AND GAS CYLINDER LOGISTICS SYSTEM INCLUDING THE SAME
    Publication number: 20220016788
    Abstract: A gas cylinder transfer apparatus and a gas cylinder logistics system including the same are disclosed. The gas cylinder transfer apparatus includes a transfer vehicle for transferring a gas cylinder and a transfer robot disposed on the transfer vehicle. The transfer robot includes a robot hand for supporting a lower surface portion of the gas cylinder and a hand drive unit for moving the robot hand in horizontal and vertical directions.
    Type: Application
    Filed: July 19, 2021
    Publication date: January 20, 2022
    Applicant: SEMES CO., LTD.
    Inventors: Tae Ho KIM, Wang Hyeon SON, Chong Whan LEE
  • Fireproof shutter
    Patent number: 10954714
    Abstract: Disclosed is a fireproof shutter for opening and closing a passage between an upper story and a lower story. The fireproof shutter includes a base panel having an opening corresponding to the passage, a door for opening and closing the opening, and a guide unit for guiding the door between an open position in which the door is opened and a closed position in which the door is closed and having a predetermined inclination such that the door is closed by its own weight.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: March 23, 2021
    Assignee: SEMES CO., LTD.
    Inventors: Seung Keun Jun, Young Woo Kim, Tae Youl Youn, Wang Hyeon Son
  • FIREPROOF SHUTTER
    Publication number: 20190063144
    Abstract: Disclosed is a fireproof shutter for opening and closing a passage between an upper story and a lower story. The fireproof shutter includes a base panel having an opening corresponding to the passage, a door for opening and closing the opening, and a guide unit for guiding the door between an open position in which the door is opened and a closed position in which the door is closed and having a predetermined inclination such that the door is closed by its own weight.
    Type: Application
    Filed: August 21, 2018
    Publication date: February 28, 2019
    Applicant: SEMES CO., LTD.
    Inventors: Seung Keun JUN, Young Woo KIM, Tae Youl YOUN, Wang Hyeon SON