James L Fry

Title: Innovations of James L Fry

Introduction

James L Fry is an accomplished inventor based in San Rafael, CA. He holds a patent that showcases his ingenuity in telecommunications technology. His work has contributed significantly to the field, particularly in enhancing the functionality of telephone systems.

Latest Patents

James L Fry's notable patent is for an "Added Main Line Apparatus." This invention provides a system that allows two telephone lines to operate over a single conductor pair. The design includes a ring generator with two transistor bridges, each responsible for the ringing signal on separate subscriber lines. The alternating current for the ringing signal is generated by turning on diagonally opposed pairs of transistors in alternation. This innovative approach allows for efficient off-hook detection and replicates the ringing cadence from the central office at the customer line.

Career Highlights

James L Fry is currently associated with Lightlogic, Inc., where he continues to develop and refine his inventions. His work has been instrumental in advancing telecommunications technology, making it more efficient and user-friendly. With a patent portfolio that includes 1 patent, Fry has established himself as a key player in his field.

Collaborations

Throughout his career, James has collaborated with notable colleagues, including Larry Martin and Robert B Johnston. These partnerships have fostered innovation and contributed to the successful development of various projects.

Conclusion

James L Fry's contributions to telecommunications through his patent for the Added Main Line Apparatus exemplify his innovative spirit and technical expertise. His work continues to influence the industry, showcasing the importance of creativity in technology.