Sang Hwan Cha

Title: Innovations of Sang Hwan Cha

Introduction

Sang Hwan Cha is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of display technology, holding a total of 2 patents. His work focuses on advanced methods and apparatuses that enhance the precision and efficiency of display manufacturing processes.

Latest Patents

Cha's latest patents include a "Method and apparatus to adjust misalignment of the maskless exposure apparatus." This invention discloses a maskless exposure method that allows for more precise optical alignment using a first pattern of a maskless exposure part and a second pattern of a main reference unit. It also aims to reduce the generation of blur in the exposed pattern. Another significant patent is the "Maskless exposure apparatus and method of manufacturing substrate for display using the same." This invention relates to a maskless exposure apparatus and a method for manufacturing a substrate for displays. It features a substrate disposed on a scan stage that can move in both horizontal and vertical directions, with an optical unit positioned above the substrate to generate light for exposure.

Career Highlights

Sang Hwan Cha is currently employed at LG Electronics Inc., a leading company in the electronics industry. His work at LG Electronics has allowed him to contribute to innovative technologies that are shaping the future of display manufacturing.

Collaborations

Cha has collaborated with notable coworkers, including Myung Ju Park and Chang Ju Rhee. Their combined expertise has fostered advancements in the field of display technology.

Conclusion

Sang Hwan Cha's contributions to the field of display technology through his innovative patents and work at LG Electronics Inc. highlight his role as a significant inventor in the industry. His advancements are paving the way for more efficient and precise manufacturing processes in display technology.