Patents by Inventor Bongkun KWAK

Bongkun KWAK 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).

  • Apparatus for measuring slope change amount of structure and method for measuring slope change amount of structure using same
    Patent number: 11802765
    Abstract: Provided is an apparatus for measuring a slope change amount of a structure, the apparatus being characterized by including: a bottom body (100) formed in a spherical surface having a predetermined radius of curvature; a ball (200) installed on an upper surface of the bottom body (100) and moving due to a gravitational force; and a camera (300) for imaging the bottom body (100) on which the ball (200) is located. In accordance with the present invention, there is an effect in that a slope change amount of a structure for a certain period may accurately be measured.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: October 31, 2023
    Assignees: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY, UNINETEC.CORP
    Inventors: Ki Seok Kwak, Jae Hyun Park, Moon Kyung Chung, Seung Hwan Seo, Young Hun Ko, Bongkun Kwak
  • APPARATUS FOR MEASURING SLOPE CHANGE AMOUNT OF STRUCTURE AND METHOD FOR MEASURING SLOPE CHANGE AMOUNT OF STRUCTURE USING SAME
    Publication number: 20210302160
    Abstract: Provided is an apparatus for measuring a slope change amount of a structure, the apparatus being characterized by including: a bottom body (100) formed in a spherical surface having a predetermined radius of curvature; a ball (200) installed on an upper surface of the bottom body (100) and moving due to a gravitational force; and a camera (300) for imaging the bottom body (100) on which the ball (200) is located. In accordance with the present invention, there is an effect in that a slope change amount of a structure for a certain period may accurately be measured.
    Type: Application
    Filed: November 29, 2019
    Publication date: September 30, 2021
    Applicants: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY, UNINETEC.CORP
    Inventors: Ki Seok KWAK, Jae Hyun PARK, Moon Kyung CHUNG, Seung Hwan SEO, Young Hun KO, Bongkun KWAK