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For the Inventor, By the Inventor

Salem, NH, United States of America

Louis Y Levesque

This inventor holds 3 USPTO granted patents. Top assignees: American Telephone and Telegraph, Co., At&t Telephone and Telegraph Company, At&t Bell Laboratories, Bell Telephone Laboratories. Active years: 1988-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Louis Y Levesque. Retrieved from https://idiyas.com/inventor/louis-y-levesque

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

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:

goldMedal1 out of 386 
 
American Telephone and Telegraph, Co.
 patents
silverMedal1 out of 1 
 
At&t Telephone and Telegraph Company, At&t Bell Laboratories
 patent
bronzeMedal1 out of 2,714 
 
Bell Telephone Laboratories
 patents
4. 1 out of 29,888 
 
Texas Instruments Corporation
 patents
where one patent can have more than one assignee

Years Active: 1988-1995

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3 patents (USPTO):Explore Patents
1. 5422608 - Adaptive transmission line termination (1995-06-06),
2. 4794623 - Recovery of carrier signal from QAM double sideband suppressed carrier (1988-12-27),
3. 4726043 - Data decision-directed timing and carrier recovery circuits (1988-02-16),

Title: Innovations of Louis Y Levesque

Introduction

Louis Y Levesque is an accomplished inventor based in Salem, NH (US). He holds a total of 3 patents that showcase his expertise in the field of electrical engineering and signal processing. His innovative contributions have significantly impacted the technology landscape.

Latest Patents

One of his latest patents is for an adaptive transmission line termination. This invention includes a variable voltage controlled resistor connected either in series with the sending end of a transmission line or in parallel with the receiving end. The resistance of the resistor is adjusted based on the half voltage appearing on the line to match the characteristic impedance for optimal performance. Another notable patent is focused on the recovery of a carrier signal from a QAM double sideband suppressed carrier. This novel circuit efficiently recovers a carrier signal from a 16 or 64 QAM double sideband suppressed carrier IF signal, enhancing the speed and accuracy of synchronolus demodulation.

Career Highlights

Throughout his career, Louis has worked with prominent companies such as Texas Instruments Corporation and American Telephone and Telegraph Company. His experience in these organizations has allowed him to refine his skills and contribute to various technological advancements.

Collaborations

Louis has collaborated with notable professionals in his field, including Mitchell A Skinner. Their joint efforts have led to significant innovations and improvements in their respective areas of expertise.

Conclusion

Louis Y Levesque's contributions to the field of electrical engineering through his patents and collaborations highlight his role as a significant innovator. His work continues to influence advancements in technology and signal processing.

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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