Susan L Callahan

Title: The Innovative Contributions of Susan L. Callahan

Introduction

Susan L. Callahan is a notable inventor based in Peterborough, NH (US). She has made significant contributions to the field of lighting technology, holding a total of 4 patents. Her work primarily focuses on improving the efficiency and performance of metal halide lamps.

Latest Patents

One of her latest patents is for a starting aid for low wattage metal halide lamps. This invention includes an arc discharge lamp that contains an arc tube with an arc generating and sustaining medium. The design features a press seal and means for coupling electrical energy to the interior of the arc tube. The starting source emits ultraviolet radiation when the lamp is energized, assisting in the initiation of the arc discharge within the arc tube.

Another significant patent is for a miniature reduced mercury HID lamp. This innovation achieves superior color stability by reducing the size of the lamp and the mercury concentration while increasing the heat to the lamp seal. This design concentrates the salts in the central section of the lamp envelope, enhancing performance and reducing deleterious chemical reactions.

Career Highlights

Susan L. Callahan is currently employed at Osram Sylvania Inc., where she continues to develop innovative lighting solutions. Her work has been instrumental in advancing the technology used in modern lighting systems.

Collaborations

Throughout her career, Susan has collaborated with notable colleagues, including Walter Peter Lapatovich and Sharon L. Ernest. These partnerships have contributed to her success and the development of her patented technologies.

Conclusion

Susan L. Callahan's contributions to lighting technology through her patents demonstrate her innovative spirit and dedication to improving energy efficiency. Her work continues to influence the industry and inspire future advancements in lighting solutions.