Seattle, WA, United States of America

Terry M Lettenmaier

This inventor holds 1 USPTO granted patent. Top assignees: Global Energyconcepts,llc, Other. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Terry M Lettenmaier. Retrieved from https://idiyas.com/inventor/terry-m-lettenmaier

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


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 74(Granted Patents)


Company Filing History:

goldMedal1 out of 1 
 
Global Energyconcepts,llc
 patent
silverMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Innovations in Wind Energy: The Contributions of Terry M. Lettenmaier

Introduction

Terry M. Lettenmaier, based in Seattle, WA, is an accomplished inventor known for his significant contributions to renewable energy technologies. With a focus on wind energy, Lettenmaier has developed innovative solutions that enhance the efficiency and reliability of wind farm electrical systems.

Latest Patents

Lettenmaier holds a patent for a "Wind Farm Electrical System," which presents a novel approach to wind farm design. This innovation features variable speed wind turbines that produce low pulse number electrical outputs. The system aggregates the outputs from multiple wind turbines to create a high pulse number output, ensuring that the power quality meets utility standards at the point of common coupling with a utility grid network. His method includes utilizing pad-mounted transformers at each wind turbine, which performs phase multiplication on the output, ultimately converting a modified square wave from the turbines into a 6 pulse output. This innovative phase shifting allows the aggregated output to approximate a 24 pulse sine wave, improving overall power quality.

Career Highlights

Terry M. Lettenmaier has worked with Global Energy Concepts, LLC, where he further honed his expertise in renewable energy systems. His strong background in engineering and innovative thinking had a profound impact on the company's approach to wind energy solutions.

Collaborations

During his career, Lettenmaier has collaborated with numerous professionals in the industry, including William L. Erdman, who has worked alongside him in pioneering advanced wind turbine technologies. Their joint efforts have contributed to the development of reliable and efficient renewable energy systems.

Conclusion

Terry M. Lettenmaier's dedication to enhancing wind energy systems through innovative inventions highlights the importance of creativity in addressing the challenges of renewable energy. His patent for the Wind Farm Electrical System establishes a foundation for future advancements, ensuring that the transition to sustainable energy sources becomes increasingly viable and efficient.

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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