Location History:
- Youngdeungpo-ku, Seoul KR (2005)
- Seoul, KR (2023 - 2024)
Company Filing History:
4 out of 27,085 
1 out of 832,880 Years Active: 2005-2025
Title: Hyoung Sik Kim: Innovator in Display Technology
Introduction
Hyoung Sik Kim is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of display technology, holding a total of 5 patents. His work focuses on innovative materials and methods that enhance the performance and manufacturing processes of display devices.
Latest Patents
Among his latest patents is an etchant composition and manufacturing method for display devices. This etchant composition includes an inorganic acid compound at 9.0 wt % to 9.9 wt %, an inorganic salt compound at 5.0 wt % to 10.0 wt %, an organic acid compound at 35 wt % to 45 wt %, a lactate-based compound at 10 wt % to 20 wt %, a nitrogen cyclic compound containing oxygen at 0.1 wt % to 1.0 wt %, and a remaining amount of water to total 100 wt %. The inorganic acid compound has an acid dissociation constant (pKa) value of −1.0 to −3.0. Another notable patent involves a display device that includes an anode electrode with first, second, and third anode electrode layers, along with a method of manufacturing the same. This display device comprises a base substrate, an anode electrode, a cathode electrode, and an organic light-emitting layer, showcasing a sophisticated design that improves efficiency and performance.
Career Highlights
Hyoung Sik Kim has worked with Samsung Display Co., Ltd., where he has been instrumental in developing cutting-edge display technologies. His expertise in the field has led to advancements that are crucial for modern display applications.
Collaborations
Throughout his career, Hyoung Sik Kim has collaborated with notable professionals, including Jong Hee Park and Jonghee Park. These collaborations have fostered innovation and contributed to the success of various projects in the display technology sector.
Conclusion
Hyoung Sik Kim is a key figure in the advancement of display technology, with a strong portfolio of patents that reflect his innovative spirit. His contributions continue to shape the future of display devices, making him a significant inventor in this field.