So-Ra Han

Title: Innovations by So-Ra Han in Semiconductor Manufacturing

Introduction

So-Ra Han is a prolific inventor based in Bucheon-si, South Korea, known for his contributions to the field of semiconductor device manufacturing. With a total of seven patents to his name, his work has significantly advanced the technology and methods used in this critical industry.

Latest Patents

Among his noteworthy innovations, So-Ra Han's latest patents include methods aimed at enhancing the manufacturing of semiconductor devices. One of these patents discusses a comprehensive method of manufacturing a semiconductor device where a mask layer and a first layer are sequentially formed on a substrate. This process allows for the first layer to be patterned using a photolithography process to create a first pattern, which is then followed by the formation of a silicon oxide layer and a coating pattern comprising silicon. The mask layer is subsequently etched using a second pattern as an etching mask, ensuring that the mask pattern maintains a uniform size.

Another significant patent involves a method of forming micropatterns. This method includes forming an etching target film on a substrate, overlaying it with an anti-reflection film, and applying a photoresist film on top. The procedure entails exposing the photoresist film and applying heat treatment to forge a covalent bond between the anti-reflection film and the photoresist film, ultimately culminating in the development of the photoresist film.

Career Highlights

So-Ra Han is currently associated with Samsung Electronics Co., Ltd., a leading global technology company. His expertise and innovative approaches have placed him at the forefront of semiconductor manufacturing technology, contributing to the company's reputation as a pioneer in electronics.

Collaborations

Throughout his career at Samsung, So-Ra Han has collaborated with several talented individuals, including notable coworkers Yool Kang and Su-Min Park. These collaborations highlight the synergy within the team and underscore the importance of teamwork in driving technological advancements in the semiconductor realm.

Conclusion

In summary, So-Ra Han’s innovative contributions to semiconductor manufacturing not only enhance the operational efficiencies of semiconductor devices but also exemplify the spirit of invention that drives the industry forward. His patents reflect a deep understanding of the complexities involved in semiconductor technology and a commitment to addressing future challenges in this vital sector.