Montgomery, AL, United States of America

Wilbur L Haag, Jr

This inventor holds 2 USPTO granted patents. Top assignee: Rheem Manufacturing Company. Active years: 1987-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wilbur L Haag, Jr. Retrieved from https://idiyas.com/inventor/wilbur-l-haag-jr

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 39(Granted Patents)


Location History:

  • Palos Hills, IL (US) (1987)
  • Montgomery, AL (US) (1993)

Company Filing History:


Years Active: 1987-1993

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2 patents (USPTO):Explore Patents

Title: Wilbur L Haag, Jr: Innovator in Water Heating Technology

Introduction

Wilbur L Haag, Jr. is a distinguished inventor based in Montgomery, AL, known for his contributions to water heating technology. With a total of two patents to his name, he has significantly advanced the efficiency and environmental performance of water heaters. His work is pivotal in promoting sustainable energy solutions.

Latest Patents

Wilbur L Haag, Jr. holds two notable patents. The first is a wet-base, down-fired water heater, designed to operate with improved fuel efficiency and reduced carbon monoxide (CO) and nitrogen oxides (NOx) emissions. This innovative heater features a specially designed burner structure and a unique combustion product flow path. The tank is vertically oriented, with a vent plenum at the top that connects to an external vent pipe. A submerged vertical burner tube ensures optimal heat input distribution, while the arrangement of flue tubes and a perforated conical burner enhances operational efficiency.

His second patent, the high efficiency water heater construction, is a multistage gas-fired water heater consisting of a primary heating tank and a secondary tank. The design includes primary flues that align with secondary flues, where one primary flue serves as a condensate removal pipe, effectively managing the water that gathers within the system. This innovative feature prevents water from trickling down other flues, ensuring a more efficient operation.

Career Highlights

Wilbur L Haag, Jr. is affiliated with Rheem Manufacturing Company, where he has utilized his expertise to develop cutting-edge water heating solutions. His innovations have contributed to the company’s reputation for quality and efficiency in the water heating market.

Collaborations

Throughout his career, Wilbur has worked alongside notable colleagues, including Gordon W Stretch and Paul G Daugirda. Their collaboration has fostered an environment of innovation at Rheem, further enhancing the development of advanced heating technologies.

Conclusion

Wilbur L Haag, Jr. has made significant strides in the field of water heating technology through his innovative patents and collaborative efforts. His work not only reflects a commitment to efficiency and environmental sustainability but also contributes to the ongoing evolution of water heating systems. With his visionary ideas and practical solutions, he continues to pave the way for advancements in energy-efficient technologies.

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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