Company Filing History:
2 out of 12 
1 out of 70 
1 out of 4 Years Active: 1998-2010
Title: Innovations of Zhong-Quan Zhao
Introduction
Zhong-Quan Zhao is a notable inventor based in San Diego, California. He has made significant contributions to the field of tracking systems and atomic line filters. With a total of four patents to his name, Zhao's work showcases his innovative approach to solving complex problems in technology.
Latest Patents
Zhao's latest patents include a tracking system that utilizes an excited state atomic line filter. This tracking system features a metal vapor cell with optical entrance and exit ports, containing a metal vapor that has first and second excited energy states. The system is designed to track platforms such as unmanned aerial vehicles, utilizing a beacon laser system that produces a laser beam at a specific wavelength. This invention addresses the challenge of the lack of ground state resonant lines at wavelengths significantly longer than those of visible light. Additionally, his excited state atomic line filter employs alkali metal atomic vapor in a vapor cell, which is excited with a pump beam to create a resonant absorption line at a desired wavelength. A magnetic field is applied to produce polarization rotation for polarized light, allowing only specific wavelengths to pass through the output polarizer.
Career Highlights
Throughout his career, Zhao has worked with several companies, including Thermolase Corporation and Trex Enterprises Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Zhao has collaborated with notable individuals in his field, including Nikolai I Tankovich and Paul W Fairchild. These collaborations have likely enriched his work and expanded the impact of his inventions.
Conclusion
Zhong-Quan Zhao's contributions to the field of tracking systems and atomic line filters demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of complex scientific principles and a commitment to solving real-world challenges.