Patents by Inventor Jea Ho MOON

Jea Ho MOON 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).

  • Laser marking device and laser marking method
    Patent number: 11621184
    Abstract: A laser marking device includes a laser emission unit configured to emit a laser beam to a first surface of an object to be processed, and a pressing unit configured to press a second surface that is opposite to the first surface of the object to be processed to make the first surface of the object to be flat. The pressing unit includes a first pressing portion configured to press an edge area of the second surface in a contact manner, and at least one second pressing portion configured to press a middle area of the second surface in a non-contact manner to maintain a separation distance from the second surface within a certain distance.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: April 4, 2023
    Assignee: EO TECHNICS CO., LTD.
    Inventors: Sung Beom Jung, Jea Ho Moon, Soo Young Kim, Doo Seok Lee
  • LASER MARKING DEVICE AND LASER MARKING METHOD
    Publication number: 20210050239
    Abstract: A laser marking device includes a laser emission unit configured to emit a laser beam to a first surface of an object to be processed, and a pressing unit configured to press a second surface that is opposite to the first surface of the object to be processed to make the first surface of the object to be flat. The pressing unit includes a first pressing portion configured to press an edge area of the second surface in a contact manner, and at least one second pressing portion configured to press a middle area of the second surface in a non-contact manner to maintain a separation distance from the second surface within a certain distance.
    Type: Application
    Filed: October 30, 2020
    Publication date: February 18, 2021
    Applicant: EO TECHNICS CO., LTD.
    Inventors: Sung Beom JUNG, Jea Ho MOON, Soo Young KIM, Doo Seok LEE
  • Laser marking device and laser marking method
    Patent number: 10861725
    Abstract: A laser marking device includes a laser emission unit configured to emit a laser beam to a first surface of an object to be processed, and a pressing unit configured to press a second surface that is opposite to the first surface of the object to be processed to make the first surface of the object to be flat. The pressing unit includes a first pressing portion configured to press an edge area of the second surface in a contact manner, and at least one second pressing portion configured to press a middle area of the second surface in a non-contact manner to maintain a separation distance from the second surface within a certain distance.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: December 8, 2020
    Assignee: EO TECHNICS CO., LTD.
    Inventors: Sung Beom Jung, Jea Ho Moon, Soo Young Kim, Doo Seok Lee
  • LASER MARKING DEVICE AND LASER MARKING METHOD
    Publication number: 20200211875
    Abstract: A laser marking device includes a laser emission unit configured to emit a laser beam to a first surface of an object to be processed, and a pressing unit configured to press a second surface that is opposite to the first surface of the object to be processed to make the first surface of the object to be flat. The pressing unit includes a first pressing portion configured to press an edge area of the second surface in a contact manner, and at least one second pressing portion configured to press a middle area of the second surface in a non-contact manner to maintain a separation distance from the second surface within a certain distance.
    Type: Application
    Filed: April 27, 2016
    Publication date: July 2, 2020
    Applicant: EO TECHNICS CO., LTD.
    Inventors: Sung Beom JUNG, Jea Ho MOON, Soo Young KIM, Doo Seok LEE