Company Filing History:
5 out of 9 
1 out of 832,891 Years Active: 2013-2025
Title: Innovations of Ho Sung Choi in Display Technology
Introduction
Ho Sung Choi is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of display technology, holding a total of six patents. His work focuses on developing advanced materials and compositions that enhance the manufacturing processes of displays.
Latest Patents
One of his latest patents is a photoresist stripper composition for manufacturing displays. This invention relates to an integrated photoresist stripper composition that can be utilized in every process involved in display manufacturing. It is particularly effective in removing modified photoresist after various processes, including hard bake, implant, and dry etch processes. The composition also exhibits a corrosion inhibitory effect, specifically designed for copper wiring patterns that are prone to corrosion after dry-etching.
Another notable patent is a polysilsesquioxane resin composition for flexible substrates. This resin composition is characterized by excellent heat resistance and transparency, making it suitable for flexible display substrates. The transparent thin film formed from this composition demonstrates high transmittance in the visible range, even after curing. Additionally, it offers superior insulation and passivation characteristics compared to conventional polyimide-based materials, enhancing productivity during the delamination process from glass substrates.
Career Highlights
Ho Sung Choi has worked with various companies, including Ltc Co., Ltd. His experience in the industry has allowed him to develop innovative solutions that address the challenges faced in display manufacturing.
Collaborations
Throughout his career, Ho Sung Choi has collaborated with notable professionals, including Kwang Hyun Ryu and Jong Soon Lee. These collaborations have contributed to the advancement of technology in the display sector.
Conclusion
Ho Sung Choi's contributions to display technology through his innovative patents highlight his expertise and commitment to advancing the field. His work continues to influence the development of new materials and processes in the industry.