Company Filing History:
Years Active: 1997-2000
Title: Innovations of Hong-kyu Choi
Introduction
Hong-kyu Choi is a notable inventor based in Suwon, South Korea. He has made significant contributions to the field of display technology, particularly in the development of methods for forming black matrices and fluorescent layers in cathode ray tubes. With a total of 2 patents, his work reflects a commitment to innovation and environmental sustainability.
Latest Patents
One of his latest patents is a method for forming a black matrix. This method involves applying a photoresist forming composition on the inner surface of a panel and drying it to create a photoresist layer. The process is non-etching, simplifying the procedure while being environmentally friendly. Additionally, the black matrix material can be recycled from the developing solution, making it an economical choice. The use of a Ti-containing black pigment enhances the blackness of the matrix pattern, ensuring high-quality results.
Another significant patent by Choi is an exposing method for forming a fluorescent layer in color cathode ray tubes. This method utilizes an induction-heated shadow mask to expose a photosensitive layer or fluorescent slurry layer. By induction-heating the shadow mask to a predetermined temperature, the initial stabilization time for the CRT is significantly reduced, improving efficiency in production.
Career Highlights
Hong-kyu Choi is currently employed at Samsung Display Devices Co., Ltd., where he continues to innovate in display technologies. His work has been instrumental in advancing the capabilities of cathode ray tubes, contributing to the overall improvement of display quality.
Collaborations
Choi has collaborated with notable colleagues, including Hyun-jin Kim and Ki-Jun Kim. Their combined expertise has fostered a productive environment for innovation and development within their field.
Conclusion
Hong-kyu Choi's contributions to display technology through his innovative patents demonstrate his dedication to enhancing product quality while considering environmental impacts. His work at Samsung Display Devices Co., Ltd. continues to influence the industry positively.