Keith G Pierce

Title: The Innovations of Keith G. Pierce

Introduction

Keith G. Pierce is an accomplished inventor based in Newark, DE (US). He is known for his significant contributions to the field of semiconductor manufacturing, particularly in the polishing of silicon wafers. His innovative approach has led to advancements that enhance the efficiency and effectiveness of wafer polishing processes.

Latest Patents

Keith G. Pierce holds 1 patent for his invention titled "Polishing silicon wafers with improved polishing slurries." This patent describes an improved slurry composition and methods for final polishing of silicon wafers. The composition includes water, submicron silica particles at about 0.02 to about 0.5 percent by weight, a salt concentration of about 100 to about 1000 ppm, an amine compound to achieve a pH of about 8 to about 11, and a polyelectrolyte dispersion agent at a concentration of about 20 to about 500 ppm. The composition is designed to maintain a total sodium and potassium content below about 1 ppm and an iron, nickel, and copper content each below about 0.1 ppm.

Career Highlights

Keith has made significant strides in his career, working at Rodel Inc., a company known for its expertise in semiconductor materials and processes. His work has contributed to the development of advanced polishing techniques that are crucial for the production of high-quality silicon wafers.

Collaborations

Throughout his career, Keith has collaborated with notable colleagues, including Scott B. Loncki and Lee Melbourne Cook. These collaborations have fostered an environment of innovation and have led to the successful development of new technologies in the semiconductor industry.

Conclusion

Keith G. Pierce's contributions to the field of semiconductor manufacturing through his innovative patent and collaborative efforts highlight his role as a key inventor in the industry. His work continues to influence the efficiency of silicon wafer polishing processes, showcasing the importance of innovation in technology.