Patents by Inventor Jun Sang AHN

Jun Sang AHN 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: 11591167
    Abstract: A tower lift includes a main frame extending in a vertical direction, a carriage module configured to be movable in the vertical direction along the main frame, a weight module disposed behind the carriage module and configured to be movable in the vertical direction along the main frame, a driving module disposed on the main frame and configured to move the carriage module and the weight module in the vertical direction using at least one timing belt, an auto tensioner disposed on a lower portion of the main frame and connected with the carriage module and the weight module by a balance belt, and an upper alignment unit for aligning a horizontal position of the at least one timing belt.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: February 28, 2023
    Assignee: SEMES CO., LTD
    Inventors: Seung Keun Jun, Jun Sang Ahn, Sang Min Lee, Eun Sang Yoon
  • Publication number: 20220135332
    Abstract: Provided are a container transporting apparatus for storing items such as FOUPs and reticle pods by utilizing the dead zone space located in an upper portion of the semiconductor manufacturing facility built in the FAB, and a container storage system having the same. The container storage system may include a first storage unit installed on a side of a movement path of a transporting device for transporting a container accommodating a substrate and for storing the container; a second storage unit installed on a side of the first storage unit and for storing the container; and a transporting unit moving between the first storage unit and the second storage unit and for transporting the container stored in the first storage unit to the second storage unit.
    Type: Application
    Filed: September 14, 2021
    Publication date: May 5, 2022
    Inventors: Jun Sang Ahn, Sun Oh Kim, Chan Young Noh
  • Publication number: 20220139750
    Abstract: Provided are an interface apparatus for resolving congestion through a non-stop interface between a transporting device and a logistics automation storage device, and a container transporting system having the same. The interface apparatus includes a saddle for receiving a container from a container transporting device; and a circulating path for providing a route for transporting the container seated on the saddle to a container storage device, wherein the saddle receives the container while moving together with the container transporting device.
    Type: Application
    Filed: September 30, 2021
    Publication date: May 5, 2022
    Inventors: Jun Sang Ahn, Bo Seung Hwang, Jeong Ung Cheon
  • Publication number: 20190344978
    Abstract: A tower lift includes a main frame extending in a vertical direction, a carriage module configured to be movable in the vertical direction along the main frame, a weight module disposed behind the carriage module and configured to be movable in the vertical direction along the main frame, a driving module disposed on the main frame and configured to move the carriage module and the weight module in the vertical direction using at least one timing belt, an auto tensioner disposed on a lower portion of the main frame and connected with the carriage module and the weight module by a balance belt, and an upper alignment unit for aligning a horizontal position of the at least one timing belt.
    Type: Application
    Filed: April 26, 2019
    Publication date: November 14, 2019
    Applicant: SEMES CO., LTD.
    Inventors: Seung Keun JUN, Jun Sang AHN, Sang Min LEE, Eun Sang YOON