This inventor holds 2 USPTO granted patents. Top assignee: Applied Materials, Inc.. Active years: 2004.
Company Filing History:
Years Active: 2004
Title: Innovations by Chunman Yu in Electroanalytical Techniques
Introduction
Chunman Yu is an accomplished inventor based in Sunnyvale, CA, known for his contributions to electroanalytical techniques. He holds 2 patents that focus on methods for analyzing organic components in plating baths. His work has significant implications for the field of materials science and electrochemistry.
Latest Patents
Chunman Yu's latest patents include innovative methods that enhance the analysis of organic additives in plating solutions. One of his patents describes a method for determining the concentration of an organic additive in a metal plating bath using an organic chemical analyzer. This method involves preparing a supporting-electrolyte solution and a testing solution, measuring the electrochemical response, and implementing an electro-analytical technique to ascertain the concentration of the organic additive. This approach allows for the independent analysis of one organic component in a multi-component environment, minimizing interference from other additives.
Another notable patent outlines a cyclic voltammetric method for measuring the concentration of additives in a plating solution. This method includes a series of measurement steps, such as metal stripping, cleaning, pre-plating, equilibration, and metal deposition. By plotting the deposition current as a function of time, the concentration of the additive can be accurately determined.
Career Highlights
Chunman Yu is currently employed at Applied Materials, Inc., where he continues to innovate in the field of electroanalytical techniques. His work has contributed to advancements in the analysis of plating baths, which are critical in various manufacturing processes.
Collaborations
Chunman collaborates with talented individuals such as Zhi-wen Sun and Girish Anant Dixit, who contribute to his research and development efforts.
Conclusion
Chunman Yu's innovative patents and contributions to electroanalytical techniques demonstrate his expertise and commitment to advancing the field. His work not only enhances the understanding of organic additives in plating baths but also paves the way for future innovations in materials science.