Company Filing History:
5 out of 1,391 
2 out of 7,680 
1 out of 39 
Years Active: 1994-2003
Title: Victor S. Chang: Innovator in Birefringent Interference Polarization
Introduction
Victor S. Chang is a notable inventor based in Ellicott City, MD (US). He holds a total of 9 patents, showcasing his significant contributions to the field of optical materials and technologies. His work primarily focuses on the development of advanced polarizers that have applications in various industries.
Latest Patents
One of Victor S. Chang's latest patents is a birefringent interference polarizer. This innovative polarizer can be fabricated from readily available materials using established coextrusion techniques. It features a level of light absorption near zero and is designed to polarize and reflect light of specific wavelengths while transmitting light of other wavelengths. The polarizer consists of multiple alternating oriented layers of at least first and second polymeric materials. These materials have respective nonzero stress optical coefficients that are sufficiently different to create a refractive index mismatch in two distinct planes. The refractive index mismatch in the first plane is preferably at least 0.03, enhancing the polarizer's effectiveness.
Career Highlights
Throughout his career, Victor S. Chang has worked with prominent companies such as W.R. Grace & Co. and The Dow Chemical Company. His experience in these organizations has contributed to his expertise in the field of polymeric materials and optical technologies.
Collaborations
Victor has collaborated with notable colleagues, including Richard C. Hartwig and Joseph T. Lundquist. These partnerships have likely enriched his research and development efforts, leading to innovative solutions in the industry.
Conclusion
Victor S. Chang is a distinguished inventor whose work in birefringent interference polarization has made a significant impact in the field of optical materials. His numerous patents and collaborations reflect his dedication to innovation and advancement in technology.
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.