Company Filing History:
5 out of 8 
2 out of 5 
2 out of 2 Years Active: 1994-2017
Title: Innovations of Raymond Joseph Castonguay
Introduction
Raymond Joseph Castonguay is a notable inventor based in Tucson, AZ. He has made significant contributions to the field of interferometry, holding a total of 11 patents. His work focuses on improving the accuracy and reliability of interferometric systems.
Latest Patents
Among his latest patents is a method for determining error in an interferometry system. This innovation addresses polarization-based interferometric methods that suffer from errors due to internal instrument birefringence. The disclosed methods utilize dual interferometric measurements to separate the influence of instrument errors and the measured part. The process involves performing interference measurements from orthogonally polarized light sources, allowing for a more accurate calculation of the interferometric system error. Another significant patent involves an interferometric system with reduced vibration sensitivity, which generates mutually orthogonally polarized beams of light for use in phase-shifting interferometers.
Career Highlights
Throughout his career, Castonguay has worked with various organizations, including Breault Research Organization, Inc. His expertise in interferometry has led to advancements that enhance measurement precision in various applications.
Collaborations
Castonguay has collaborated with notable individuals in his field, including Piotr Szwaykowski and Frederick Nicholas Bushroe. Their combined efforts have contributed to the development of innovative solutions in interferometric technology.
Conclusion
Raymond Joseph Castonguay's contributions to interferometry through his patents and collaborations highlight his role as a significant inventor in this specialized field. His work continues to influence advancements in measurement technology.
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