Location History:
- Norman, OK (US) (1987 - 1990)
- Micanopy, FL (US) (1999)
- Philadelphia, PA (US) (2013 - 2019)
Company Filing History:
6 out of 56 
1 out of 5 
1 out of 832,912 Years Active: 1987-2019
Title: The Innovative Contributions of James Madden
Introduction
James Madden is a prominent inventor based in Philadelphia, PA, known for his significant contributions to the field of lighting technology. With a total of nine patents to his name, Madden has made a notable impact in the industry through his innovative designs and solutions.
Latest Patents
One of Madden's latest patents is an LED module and assembly designed for light fixtures. This assembly features a light source that includes a printed circuit board containing an LED driver and LEDs. The printed circuit board is directly attached to a mounting plate made of thermally conductive and radiating material. An LED cover is positioned over the LEDs, while spring retainer clips hold a decorative trim ring in a spaced-apart relationship from the mounting plate, creating an air gap for cooling. This design ensures that the trim ring remains cool during operation. Additionally, a light diffuser lens with hooked legs twist locks to the mounting plate, effectively diffusing the light emitted from the LEDs.
Career Highlights
Throughout his career, James Madden has worked with several companies, including Cordelia Lighting, Inc. and Driltech, L.L.C. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the lighting sector.
Collaborations
Madden has collaborated with talented individuals such as Seth Chang and Huan Cao Nguyen, further enhancing his work and expanding his creative horizons.
Conclusion
James Madden's contributions to the field of lighting technology through his patents and collaborations highlight his innovative spirit and dedication to advancing the industry. His work continues to influence the design and functionality of modern lighting solutions.