Patents by Inventor Ji Wung PARK

Ji Wung PARK 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).

  • COMMUNICATION ISOLATOR FOR CYBER SECURITY AND COMMUNICATION ISOLATION METHOD OF THE COMMUNICATION ISOLATOR
    Publication number: 20240063939
    Abstract: A communication isolator configured to perform network communication with a first control system and a second control system includes a first communication device configured to receive a first communication signal corresponding to a first signal with respect to an output from the first control system, obtain first data by decoding the first communication signal, and generate a second signal corresponding to the first data by using a pre-stored look-up table, and a second communication device configured to receive the second signal from the first communication device, convert the second signal into second data by using the look-up table, encode the second data into a second communication signal, and transmit the second communication signal to the second control system.
    Type: Application
    Filed: August 18, 2022
    Publication date: February 22, 2024
    Inventors: Seung Ha JUNG, Ji Wung PARK, Won Young LEE
  • Triple sealing device for electronics housing of smart instrumentation
    Patent number: 11540409
    Abstract: The triple sealing device for an electronics housing of smart instrumentation includes: an electronic board; a first housing which has the electronic board disposed therein and includes a first inlet port to allow a cable to pass therethrough; a second housing which is provided above the first inlet port of the first housing and coupled to the first housing, and includes a second inlet port to allow a cable to pass therethrough; an elastic block provided on an inner circumferential surface of the second inlet port; and a cable which is connected to the electronic board and extends outward after passing through the first inlet port and the second inlet port.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: December 27, 2022
    Assignee: KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC.
    Inventor: Ji Wung Park
  • TRIPLE SEALING DEVICE FOR ELECTRONICS HOUSING OF SMART INSTRUMENTATION
    Publication number: 20210378120
    Abstract: The triple sealing device for an electronics housing of smart instrumentation includes: an electronic board; a first housing which has the electronic board disposed therein and includes a first inlet port to allow a cable to pass therethrough; a second housing which is provided above the first inlet port of the first housing and coupled to the first housing, and includes a second inlet port to allow a cable to pass therethrough; an elastic block provided on an inner circumferential surface of the second inlet port; and a cable which is connected to the electronic board and extends outward after passing through the first inlet port and the second inlet port.
    Type: Application
    Filed: April 21, 2021
    Publication date: December 2, 2021
    Inventor: Ji Wung PARK