James L Lagree

Title: Innovations by Inventor James L. Lagree

Introduction:

James L. Lagree, based in Wilkinsburg, Pennsylvania, is an accomplished inventor renowned for his contributions to the field of lighting technology. With a total of two patents to his name, Lagree has focused on enhancing the efficiency and usability of fluorescent lamps.

Latest Patents:

One of his notable inventions is a ballast adaptor designed for improving the operation of fluorescent lamps. This innovation allows for the conversion of a conventional two-lamp rapid start T12 ballast to operate two T8 fluorescent lamps without the need for cutting wires or extensive rewiring. The patented adaptor circuit includes an auxiliary circuit that comprises a tuned series-parallel LC network, which is connected in parallel with one or both lamps. This LC network is specifically tuned to supply an odd harmonic current, preferably the seventh harmonic. Furthermore, the design incorporates a series RC circuit and a SIDAC trigger device, which enhances starting by generating voltage pulses at the peaks of the AC supply voltage.

Career Highlights:

James L. Lagree has made significant strides in the lighting industry while working with North American Philips Lighting Corporation. His innovative approach has contributed to advancements in energy-efficient lighting solutions, making him a valuable asset to the company.

Collaborations:

Lagree has collaborated with his coworker Robert Tracy Elms, further emphasizing the importance of teamwork in the development of innovative technologies. Their combined expertise allows for the continuous improvement of products aimed at enhancing consumer experience and efficiency in lighting applications.

Conclusion:

In conclusion, James L. Lagree's work in the field of lighting technology underscores the critical role that inventors play in shaping modern innovations. His patents, especially the ballast adaptor for fluorescent lamps, are a testament to his ingenuity and commitment to improving energy efficiency in lighting. As he continues to inspire through his work at North American Philips Lighting Corporation, Lagree's contributions serve as an excellent example of how thoughtful innovation can transform existing technologies.