Company Filing History:
Years Active: 1987-1989
Title: Innovations by Howard K. Leung: A Glimpse into His Patents
Introduction
Howard K. Leung is a notable inventor based in Austin, Texas, recognized for his significant contributions to the field of semiconductor technologies. With a remarkable portfolio of five patents, Leung's innovations are at the forefront of enhancing the performance and efficiency of semiconductor devices.
Latest Patents
Among his latest inventions, Leung has developed a high-capacitance trench capacitor and a well extension process. This innovative process is designed for fabricating high-capacitance trench capacitors within a lightly doped, shallow well of a semiconductor substrate. The technique features a two-step doped glass deposition and diffusion routine, which enhances the capacitor's performance by creating a p/n junction that increases capacitance and improves device isolation.
Another key patent of his is the isolation formation process with active area protection. This process effectively minimizes bird's beak encroachment while preserving gate oxide integrity in the active region. By utilizing a central protective material layer and surrounding it with thermal nitride, this method significantly contributes to preventing stray diffusion and improves the reliability of the semiconductor devices.
Career Highlights
Leung has built his career at Motorola Corporation, a leading figure in technological advancements. His work focuses on refining semiconductor processes, which play an essential role in the ever-evolving electronics market. His dedication and impactful patents highlight his commitment to innovation and improving semiconductor technology.
Collaborations
Throughout his career, Howard K. Leung has had the opportunity to collaborate with esteemed colleagues, including Bich-Yen Nguyen and John R. Alvis. These collaborations have allowed him to merge ideas and expertise, resulting in groundbreaking inventions that contribute to the wider field of semiconductor engineering.
Conclusion
Howard K. Leung continues to inspire the tech community with his inventive spirit and technical proficiency. His patents not only improve the performance of semiconductor devices but also pave the way for future innovations. As technology advances, the contributions of inventors like Leung remain vital in shaping the landscape of electronics and beyond.