Pierre Langlois

This inventor holds 4 USPTO granted patents. Top assignees: Institut National D'optique, Gentec. Active years: 1994-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Pierre Langlois. Retrieved from https://idiyas.com/inventor/pierre-langlois-9bhtk1yr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 33(Granted Patents)

Location History:

Ste-Catherine-de-la-Jacques-Cartier, CA (1994 - 1999)
Sainte-Catherine de la Jacques-Cartier, CA (2002)

Company Filing History:

3 out of 183

Institut National D'optique

Years Active: 1994-2002

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6437886 - Device and method for recording an interference pattern in a photosensitive medium (2002-08-20),

2. 5903689 - Method for spatially controlling the period and amplitude of BRAGG (1999-05-11),

3. 5748814 - Method for spatially controlling the period and amplitude of Bragg (1998-05-05),

4. 5323267 - High power laser beam sampler (1994-06-21),

Title: Innovations of Pierre Langlois

Introduction

Pierre Langlois is a notable inventor based in Ste-Catherine, Canada. He has made significant contributions to the field of optics, holding a total of 4 patents. His work focuses on advanced methods and devices for manipulating light and recording interference patterns.

Latest Patents

One of his latest patents is a device and method for recording an interference pattern in a photosensitive medium. This invention utilizes a single illuminating beam, two diffraction gratings, light detectors, and a slit-scanning system. The device illuminates two slits that define two beams incident on the gratings. The resulting interference on a recording plane produces sinusoidal variations of intensity. Additionally, the method allows for real-time monitoring of light intensity through two detectors. Another significant patent is a method for spatially controlling the period and amplitude of Bragg filters in an optical medium. This method is simpler and more flexible than existing techniques, making it suitable for mass production.

Career Highlights

Throughout his career, Pierre Langlois has worked with esteemed organizations such as the National Institute of Optics and Gentec. His innovative approaches have contributed to advancements in optical technologies.

Collaborations

He has collaborated with notable individuals in the field, including Pierre Galarneau and Yves Painchaud.

Conclusion

Pierre Langlois continues to be a prominent figure in the field of optics, with his inventions paving the way for future advancements. His contributions are invaluable to the scientific community and the industry.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]