Patents by Inventor Chang gi Im

Chang gi Im 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).

  • Publication number: 20210348639
    Abstract: Disclosed herein is a bolt provided with openings. The bolt includes a head part and a threaded part, and is fastened to a structure through the threaded part while being rotated by a tool. The bolt further includes: a coupling recess formed in the head part or the threaded part while forming a recess shape having a cross section corresponding to that of the tool, and configured to allow the tool to be coupled thereto; and one or more openings formed in portions of the coupling recess in hole shapes, and configured to expose at least portions of the tool, coupled to the coupling recess, out of the head part or the threaded part.
    Type: Application
    Filed: May 7, 2021
    Publication date: November 11, 2021
    Applicant: BOLTS ONE CO., LTD.
    Inventor: Chang Gi IM
  • Patent number: D909858
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: February 9, 2021
    Inventor: Chang gi Im