Changwan Hwang

Title: Changwan Hwang: Innovator in Optical Coatings

Introduction: Changwan Hwang, based in San Jose, CA, is a notable inventor in the realm of optical technologies. His expertise is particularly highlighted through his innovative work with optical coatings designed to enhance the durability of mobile devices. With a focus on advanced materials, Changwan has secured a patent that showcases his contributions to the field.

Latest Patents: Changwan Hwang holds a patent for an "Optical Coating Having Nano-Laminate for Improved Durability." This invention involves an optical coating, which includes anti-reflective coatings (ARC) and colored coatings specifically suitable for optical devices like mobile gadgets. The patent describes a structure made of alternating layers with varying refractive indices, where at least one layer, preferably the top one, comprises nano-laminates. Each nano-layer has a thickness of 2-10 nanometers, which allows for enhanced performance and durability in optical applications.

Career Highlights: Currently, Changwan Hwang is associated with Intevac, Inc., where he leverages his knowledge in materials science to further innovations in optical technology. His patent reflects a significant breakthrough in the field, representing not only his dedication to research but also his ability to translate complex scientific principles into practical applications.

Collaborations: Throughout his career, Changwan has collaborated with notable colleagues such as Terry Bluck and Gaurav Saraf. Their combined expertise fosters a dynamic environment that encourages innovation and advancement in optical coating technologies.

Conclusion: Changwan Hwang stands out as an influential inventor in the optical coating domain. His contributions, particularly through his patented technology, signify the importance of innovation in enhancing the functionality and durability of modern optical devices. His ongoing work at Intevac, Inc. continues to shape the future of optical technologies.