Sun Prairie, WI, United States of America

Walt Bernhard Waetjen

This inventor holds 2 USPTO granted patents. Top assignee: Therma-Stor LLC. Active years: 2024-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walt Bernhard Waetjen. Retrieved from https://idiyas.com/inventor/walt-bernhard-waetjen

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2024-2025

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2 patents (USPTO):Explore Patents

Title: **Walt Bernhard Waetjen: Innovating HVAC Technologies**

Introduction

Walt Bernhard Waetjen is an accomplished inventor based in Sun Prairie, Wisconsin, who has made significant contributions to the field of heating, ventilation, and air conditioning (HVAC) systems. With two patents to his name, Waetjen exemplifies innovation in engineering solutions aimed at optimizing HVAC efficiency and performance.

Latest Patents

Waetjen's two notable patents focus on parallel flow expansion for pressure and superheat control in HVAC systems. His latest invention is designed to receive refrigerant from a condenser utilizing both a fixed expansion device and a variable expansion device. The system is engineered to output a first portion of the refrigerant at a fixed flow rate, while simultaneously applying a sensed temperature to control the variable expansion device. This allows the HVAC system to provide a second portion of refrigerant at a variable flow rate, enhancing the overall efficiency and effectiveness of temperature control in climate systems.

Career Highlights

Walt Waetjen has been instrumental in the advancements at Therma-Stor LLC, a company that focuses on developing innovative HVAC technology. His work at Therma-Stor has allowed him to apply his engineering expertise toward creating systems that significantly improve the reliability and functionality of climate control systems. The performance advancements resulting from his innovations contribute to energy conservation and improved comfort for users.

Collaborations

Throughout his career, Waetjen has collaborated with several talented individuals, including Daniel James Dettmers and Alan David Stahl. Together, they have contributed to the development of effective HVAC technologies and have fostered an environment of teamwork and knowledge sharing that drives innovation within their field.

Conclusion

Walt Bernhard Waetjen's work in the HVAC industry showcases the impact one inventor can have through innovation and collaboration. His patents reflect a commitment to improving energy efficiency and temperature control in environments, underscoring the vital role inventors play in enhancing everyday technology. As a part of Therma-Stor LLC, Waetjen continues to push the boundaries of what is possible in HVAC systems, paving the way for future innovations.

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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