Location History:
- Montreal, CA (2005 - 2006)
- Beaconsfield, CA (2008 - 2009)
- Baie-d'urfe, CA (2013)
Company Filing History:
3 out of 5 
2 out of 16 
1 out of 6 Years Active: 2005-2013
Title: The Innovations of François Seguin
Introduction
François Seguin is a notable inventor based in Beaconsfield, Canada. He has made significant contributions to the field of optical technology, holding a total of five patents. His work focuses on developing advanced optical devices that enhance signal transmission and processing.
Latest Patents
One of François Seguin's latest patents is an optical coupler comprising multimode fibers and a method of making the same. This optical coupler features a bundle of multimode fibers with a few-mode fiber at its center. The bundle is fused at one end, which serves as the output for the signal transmitted by the few-mode fiber. The method for creating this coupler involves aligning and splicing the output end of the bundle with a large area core double clad fiber while preserving the modal content of the feed-through.
Another significant patent is the all-fiber phase controlled delay interferometer and method of making the same. This device is designed for use in optical DPSK demodulation systems. It consists of two optical fiber couplers, each with two input and output ports, and two branches of unequal length between the couplers. The design minimizes birefringence and includes a fiber heater to control the phase of the interferometer.
Career Highlights
François Seguin has worked with several companies, including ITF Laboratories Inc. and ITF Optical Technologies Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking optical technologies.
Collaborations
Throughout his career, François has collaborated with talented individuals such as Lilian Martineau and Mathieu Faucher. These partnerships have fostered innovation and led to the development of advanced optical solutions.
Conclusion
François Seguin's contributions to optical technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in optical devices and signal processing.