Location History:
- Durham, OR (US) (1986)
- Portland, OR (US) (1987 - 2004)
Company Filing History:
Years Active: 1986-2004
Title: Innovations of Leopoldo D. Yau in Semiconductor Technology
Introduction
Leopoldo D. Yau is a notable inventor based in Portland, Oregon, with an impressive portfolio of 25 patents. His work primarily focuses on advancements in semiconductor technology, significantly impacting the methodology used in electronic devices and their components.
Latest Patents
Among his latest patents, Leopoldo has developed a process for forming a thin oxide layer, which discloses a novel approach to creating a robust, sub-100 Å oxide. This process involves tightly controlling native oxide growth through the use of pure nitrogen during wafer push and a mixture of nitrogen and a small amount of oxygen during temperature ramp and stabilization. The method includes a sequence of dry oxidation in oxygen and trichloroethane, followed by wet oxidation in pyrogenic steam, ultimately resulting in an oxide thickness of approximately 80 Å. This oxide layer is ideal for use as a high-integrity gate oxide in advanced semiconductor devices.
Another notable invention by Leopoldo is the creation of a transistor with an ultra shallow tip region and its associated method of fabrication. This innovative transistor features a low-resistance source/drain extension that comprises an ultra shallow region, extending beneath the gate electrode and a raised region, enhancing performance in electronic circuits.
Career Highlights
Leopoldo Yau is a critical member of Intel Corporation, where his work in semiconductor innovations has been pivotal to the company's advancements in technology. His contributions encompass both practical applications in manufacturing and theoretical advancements in materials science.
Collaborations
Leopoldo has collaborated with esteemed colleagues in the field, including Robert S. Chau and Chan-Hong Chern. These collaborations have fostered an environment of innovation, leading to significant breakthroughs in semiconductor processes and design.
Conclusion
Leopoldo D. Yau's contributions to semiconductor technology through his patents and collaborative work not only showcase his expertise but also highlight the importance of innovation in driving advancements within the industry. With a focus on enhancing device performance and reliability, his work will continue to influence future developments in electronics.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.