Enfield, CT, United States of America

Roger R Lesieur

This inventor holds 39 USPTO granted patents and 4 published patent applications, primarily in Fuel Cell Technology. Top assignees: International Fuel Cells, LLC, Utc Fuel Cells, LLC, United Technologies Corporation. Active years: 1980-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger R Lesieur. Retrieved from https://idiyas.com/inventor/roger-r-lesieur

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

USPTO Granted Patents = 39 

% Patents Active = 94.9

Average Co-Inventor Count = 2.2

ph-index = 17

Forward Citations = 756(Granted Patents)


Company Filing History:


Years Active: 1980-2005

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Areas of Expertise:
Fuel Cell
Reformer
Desulfurization
Gas Treatment
Methanol
Oxidizer
Catalyst
Hydrogen Sulfide
Carbon Monoxide
Steam Reforming
Light Weight Assembly
Compact Design
39 patents (USPTO):Explore Patents

Title: The Inventor Profile of Roger R Lesieur

Introduction: Roger R Lesieur is a distinguished inventor based in Enfield, CT (US) known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Roger R Lesieur holds several patents in various technological domains, showcasing his versatility and ingenuity in creating novel solutions to complex problems.

Career Highlights: With a career spanning over two decades, Roger R Lesieur has consistently demonstrated a keen eye for identifying gaps in the market and developing innovative products to address them. His commitment to excellence and passion for innovation have earned him a reputation as a visionary in the industry.

Collaborations: Throughout his career, Roger R Lesieur has collaborated with leading technology companies, research institutions, and universities to bring his ideas to life. His ability to work effectively in multidisciplinary teams has led to the successful development of cutting-edge technologies.

Conclusion: Roger R Lesieur's relentless pursuit of innovation and his remarkable contributions to the field have solidified his position as a respected inventor in Enfield, CT (US) and beyond. His work continues to inspire the next generation of inventors and shape the future of technology.

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]
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