Thomas Joseph Kropewnicki

Title: Thomas Joseph Kropewnicki: Innovator in Substrate Etching Technologies

Introduction

Thomas Joseph Kropewnicki is a notable inventor based in San Mateo, CA. He has made significant contributions to the field of substrate etching, holding a total of three patents. His work focuses on methods that enhance the precision and efficiency of 3D feature patterning in substrates.

Latest Patents

Kropewnicki's latest patents include innovative methods for forming 3D structures in substrates. One patent describes a process where a layer of resist is deposited on a substrate and patterned to define an edge at a predetermined location. The resist is then reflowed to create a tapered region, allowing for an angled surface to be formed through concurrent etching. Another patent outlines a method for etching that involves controlling the temperature of the substrate support to achieve a uniform deposition rate of etch by-products. This method allows for the etching of different layers of material using distinct control parameter sets.

Career Highlights

Throughout his career, Kropewnicki has worked with prominent companies, including Applied Materials, Inc. His experience in these organizations has contributed to his expertise in substrate processing technologies.

Collaborations

Kropewnicki has collaborated with notable colleagues such as Jeremiah T Pender and Henry Fong, further enhancing his contributions to the field.

Conclusion

Thomas Joseph Kropewnicki's innovative work in substrate etching technologies has led to significant advancements in the industry. His patents reflect a commitment to improving the precision and efficiency of manufacturing processes.