Company Filing History:
5 out of 91 
2 out of 16,338 
Years Active: 2014-2018
Title: Inventor Hua Cui: Pioneering Innovations in Semiconductor Technology
Introduction
Hua Cui is an accomplished inventor based in Castro Valley, California, known for his significant contributions to semiconductor technology. With a portfolio of five patents to his name, Hua has made strides in developing innovative solutions that address crucial challenges in the field.
Latest Patents
Hua Cui's latest invention, titled "Removal composition for selectively removing hard mask and methods thereof," presents a novel removal composition specifically designed for use in semiconductor manufacturing. This composition is crucial for selectively removing a hard mask that includes materials such as TiN, TaN, TiNxOy, TiW, W, Ti, and their alloys from low-k dielectric materials on semiconductor substrates. The composition is comprised of 0.1 wt % to 90 wt % of an oxidizing agent, 0.0001 wt % to 50 wt % of a carboxylate, and deionized water as the balance. This inventive method facilitates the efficient removal of hard masks while preserving the underlying materials.
Career Highlights
Hua Cui has garnered invaluable experience working with renowned companies in the industry. Notable positions include his tenure at EKC Technology Inc. and E.I. DuPont de Nemours and Company, where he was instrumental in advancing semiconductor manufacturing processes. His breadth of expertise significantly contributes to ongoing innovations in the realm of electronics.
Collaborations
Throughout his career, Hua has collaborated with esteemed colleagues, including Wai Mun Lee and Mark Andrew Scialdone. These partnerships have fostered an environment of shared knowledge and innovation, leading to groundbreaking advancements in semiconductor technologies.
Conclusion
Hua Cui exemplifies the spirit of innovation and dedication within the semiconductor industry. With five patents to his credit and a wealth of experience, his work continues to shape the future of semiconductor technologies, providing solutions that enhance performance and efficiency in electronic devices. His contributions not only reflect his skill as an inventor but also pave the way for future advancements in this vital field.