Company Filing History:
3 out of 132,080 
1 out of 100 Years Active: 2011-2014
Title: Ha-Soo Hwang: Innovator in Semiconductor Manufacturing
Introduction
Ha-Soo Hwang is a notable inventor based in Busan, South Korea. He has made significant contributions to the field of semiconductor manufacturing, holding three patents that showcase his innovative approaches.
Latest Patents
Hwang's latest patents focus on etching, cleaning, and drying methods using supercritical fluid, along with chamber systems designed for these processes. His etching method involves utilizing supercritical carbon dioxide, in which an etching chemical is dissolved, to etch material layers. Additionally, he has developed a technique for removing etching by-products created from reactions between the material layer and the etching chemical, again using supercritical carbon dioxide with a cleaning chemical dissolved in it. These methods are crucial for the manufacturing of semiconductor devices.
Career Highlights
Throughout his career, Ha-Soo Hwang has worked with prominent organizations, including Samsung Electronics and Pukyong National University. His experience in these institutions has allowed him to refine his skills and contribute to advancements in technology.
Collaborations
Hwang has collaborated with several professionals in his field, including Hyo-San Lee and Chang-Ki Hong. These partnerships have fostered innovation and development in semiconductor technologies.
Conclusion
Ha-Soo Hwang's work in semiconductor manufacturing through innovative etching and cleaning methods has positioned him as a key figure in the industry. His contributions continue to influence advancements in technology and manufacturing processes.