Company Filing History:
5 out of 251 
1 out of 16,453 
Years Active: 2010-2013
Title: Innovations by Inventor Thomas Lunn in Electronic Ballast Technology
Introduction
Thomas Lunn, a prominent inventor based in Hazel Green, Alabama, has made significant contributions to the field of electronic ballast technology. With a total of six patents to his name, Lunn's inventions focus on enhancing the efficiency and reliability of fluorescent lighting systems.
Latest Patents
Among his latest innovations is the patent for an electronic ballast with a pulse detection circuit for lamp end-of-life and output short protection. This electronic ballast incorporates an inverter circuit with an output circuit connected to a pair of lamp terminals. A protection circuit is also embedded, which includes a differential voltage sensing circuit that identifies lamp voltage pulses as sudden voltage changes across a DC blocking capacitor. In response, the circuit provides a positive AC voltage pulse, while the pulse accumulation circuit converts these pulses into a ballast shutdown signal.
Another noteworthy patent is the zone addressing circuit for an electronic ballast. This circuit features a boost inductor with an auxiliary winding and includes three branches to manage input terminals effectively. When activated, it generates digital outputs that allow a controller to adjust the dimming level of the ballast based on the addressing inputs.
Career Highlights
Throughout his career, Thomas Lunn has worked with notable companies, including Universal Lighting Technologies, Inc. and Panasonic Corporation. His extensive experience in these organizations has greatly influenced his innovative endeavors in electronic ballast technology.
Collaborations
Lunn has collaborated with talented professionals in the industry, such as Wei Xiong and Christopher Radzinski. Their teamwork has contributed to the development of cutting-edge technologies in the field of lighting solutions, further enhancing the functionality and reliability of electronic ballasts.
Conclusion
Thomas Lunn's work in developing electronic ballast technologies showcases his dedication to innovation in lighting systems. With multiple patents under his belt, he continues to be a key figure in the advancement of technology that optimizes fluorescent lighting performance. Through collaboration and a commitment to engineering excellence, Lunn's contributions will likely leave a lasting impact on the industry.