Patents by Inventor GUEN RYEOL PARK

GUEN RYEOL 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).

  • White light source and illumination apparatus for lighting in lithography process
    Patent number: 11569420
    Abstract: The present invention relates to a white light source and illumination apparatus for limiting wavelength of 450 nm or less and, more particularly, to a white light source and illumination apparatus for lighting in a lithography or other process, capable of realizing white light even with the limited wavelength of 450 nm or less light.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: January 31, 2023
    Assignee: GLBTECH CO., LTD.
    Inventors: Han Do Kim, Byung Soon Kim, Young Sik Choi, Guen Ryeol Park, Eun Mi Park, Yong Sun Choi
  • High color rendering D50/D65 standard LED illuminant module and lighting apparatus
    Patent number: 11293602
    Abstract: The present invention relates to an LED illuminant module and lighting apparatus and, more specifically, to a high color rendering D50/D65 standard LED illuminant module and lighting apparatus, which has both high color rendering properties and excellent metamerism index characteristics by using a high color rendering LED and an ultraviolet LED.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: April 5, 2022
    Assignee: GLBTECH CO., LTD.
    Inventors: Han Do Kim, Byung Soon Kim, Guen Ryeol Park, Eun Mi Park, Yong Sun Choi
  • WHITE LIGHT SOURCE AND ILLUMINATION APPARATUS FOR LIGHTING IN LITHOGRAPHY PROCESS
    Publication number: 20220005982
    Abstract: The present invention relates to a white light source and illumination apparatus for limiting wavelength of 450 nm or less and, more particularly, to a white light source and illumination apparatus for lighting in a lithography or other process, capable of realizing white light even with the limited wavelength of 450 nm or less light.
    Type: Application
    Filed: October 31, 2019
    Publication date: January 6, 2022
    Applicant: GLBTECH CO., LTD.
    Inventors: HAN DO KIM, BYUNG SOON KIM, YOUNG SIK CHOI, GUEN RYEOL PARK, EUN MI PARK, YONG SUN CHOI
  • HIGH COLOR RENDERING D50/D65 STANDARD LED ILLUMINANT MODULE AND LIGHTING APPARATUS
    Publication number: 20210270427
    Abstract: The present invention relates to an LED illuminant module and lighting apparatus and, more specifically, to a high color rendering D50/D65 standard LED illuminant module and lighting apparatus, which has both high color rendering properties and excellent metamerism index characteristics by using a high color rendering LED and an ultraviolet LED.
    Type: Application
    Filed: March 11, 2021
    Publication date: September 2, 2021
    Applicant: GLBTECH CO., LTD.
    Inventors: Han Do Kim, Byung Soon Kim, Guen Ryeol Park, Eun Mi Park, Yong Sun Choi
  • High color rendering D50/D65 standard LED illuminant module and lighting apparatus
    Patent number: 10982824
    Abstract: The present invention relates to an LED illuminant module and lighting apparatus and, more specifically, to a high color rendering D50/D65 standard LED illuminant module and lighting apparatus, which has both high color rendering properties and excellent metamerism index characteristics by using a high color rendering LED and an ultraviolet LED.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: April 20, 2021
    Assignee: GLBTECH CO., LTD.
    Inventors: Han Do Kim, Byung Soon Kim, Guen Ryeol Park, Eun Mi Park, Yong Sun Choi
  • HIGH COLOR RENDERING D50/D65 STANDARD LED ILLUMINANT MODULE AND LIGHTING APPARATUS
    Publication number: 20200191341
    Abstract: The present invention relates to an LED illuminant module and lighting apparatus and, more specifically, to a high color rendering D50/D65 standard LED illuminant module and lighting apparatus, which has both high color rendering properties and excellent metamerism index characteristics by using a high color rendering LED and an ultraviolet LED.
    Type: Application
    Filed: September 5, 2018
    Publication date: June 18, 2020
    Applicant: GLBTECH CO., LTD.
    Inventors: HAN DO KIM, BYUNG SOON KIM, GUEN RYEOL PARK, EUN Ml PARK, YONG SUN CHOI