Company Filing History:
Years Active: 1989
Title: The Innovations of William H. Arnold, III: A Pioneer in Antireflection Coatings
Introduction: William H. Arnold, III, based in Cupertino, California, is an influential inventor known for his contributions to the field of optical coatings. His innovative work has led to the development of a unique patent that enhances the performance of photoresist materials through the use of titanium nitride.
Latest Patents: Arnold holds a patent that involves using titanium nitride as an antireflection coating on highly reflective metal layers, such as aluminum and titanium. This patent addresses the reflection of incident optical radiation and describes how interposing a titanium nitride layer between metal and photoresist layers reduces reflectance significantly. The invention achieves reflectance levels of less than 2% when paired with aluminum and under 5% when used with titanium. Additionally, retaining the titanium nitride layer post-patterning helps in suppressing hillock formation in the aluminum layer, making it a crucial advancement for optical applications.
Career Highlights: William H. Arnold, III is associated with Advanced Micro Devices Corporation, a leading company in semiconductor technology and microprocessors. His innovative spirit and technical acumen have positioned him as a notable figure within the organization, contributing to advancements that are pivotal in the realm of photolithography and optical engineering.
Collaborations: Throughout his career, Arnold has collaborated with brilliant minds such as Mohammad Farnaam and Jack Sliwa. These partnerships have undoubtedly enhanced his research and allowed for a more robust exploration within the innovation landscape of optical materials.
Conclusion: William H. Arnold, III exemplifies the spirit of innovation within the electronics industry. His patented work on titanium nitride antireflection coatings not only advances optical performance but also illustrates the significance of collaboration in driving technological progress. As he continues to work at Advanced Micro Devices Corporation, his contributions will likely shape the future of optical engineering for years to come.