Chang Kuang Tso

Title: Chang Kuang Tso: Innovator in Semiconductor Processing Technology

Introduction

Chang Kuang Tso is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of semiconductor processing, particularly through his innovative designs aimed at improving etch rate uniformity in plasma-based tools.

Latest Patents

Chang Kuang Tso holds a patent for a focus ring designed for a plasma-based semiconductor processing tool. This focus ring is engineered to ensure etch rate uniformity across a wafer during the plasma etch process. The design features an angled inner wall that directs plasma toward the wafer, with specific angles to minimize overlapping plasma areas. This innovation is crucial for reducing structural variations in semiconductor devices and enhancing processing yield.

Career Highlights

Chang Kuang Tso is associated with Taiwan Semiconductor Manufacturing Company Ltd., where he applies his expertise in semiconductor technology. His work has been instrumental in advancing the efficiency and effectiveness of semiconductor manufacturing processes.

Collaborations

Some of his notable coworkers include Sheng-Chieh Huang and Chou Feng Lee, who have collaborated with him on various projects within the semiconductor industry.

Conclusion

Chang Kuang Tso's contributions to semiconductor processing technology exemplify the importance of innovation in enhancing manufacturing efficiency. His focus ring patent is a testament to his commitment to improving etch rate uniformity, which is vital for the advancement of semiconductor devices.