Ms. Ellie Yieh

Corporate Vice President and Applied Materials Fellow
Advanced Product and Technology Development
Semiconductor Products Group
Applied Materials


Ellie Yieh is corporate vice president for Advanced Product and Technology Development within the Semiconductor Products Group at Applied Materials, Inc. She is responsible for the company's Maydan and META R&D labs, working closely with customers and business units to drive technology innovations leading to future business opportunities. She is a board member for Applied Ventures, LLC, the company's venture capital fund. In 2018, Yieh was named Applied Materials Fellow for outstanding technical contributions vital to the company's success.

In her 30 years with Applied, Yieh has held a variety of positions including head of the Low-k Dielectric Division and general manager of the Gap Fill, Etch, and Dielectric System and Modules business unit. She led her teams to develop several technically innovative products, which achieved significant customer acceptance and market share, becoming standards in the industry.

Yieh holds a B.S. in chemical engineering from UC Berkeley and more than 100 semiconductor engineering patents. She serves on the advisory boards for UC Berkeley’s the College of Chemistry and the Silicon Valley Women in Engineering group at San Jose State University. In 2016 she was inducted into the Women in Technology International (WITI) Hall of Fame for outstanding contributions to scientific and technological communities that improve society and business, and for her commitment to supporting and mentoring women and girls worldwide. She was also named one of the 2015 “Top 50 Most Powerful Women in Technology” by the National Diversity Council.