San Francisco, CA, United States of America

Creighton D Hartman

This inventor holds 3 USPTO granted patents. Top assignee: Prutech Ii. Active years: 1987-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Creighton D Hartman. Retrieved from https://idiyas.com/inventor/creighton-d-hartman

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 = 2.3

ph-index = 3

Forward Citations = 76(Granted Patents)


Company Filing History:


Years Active: 1987-1990

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3 patents (USPTO):Explore Patents

Title: Creighton D Hartman: Innovator in Gas Turbine Combustion Technology

Introduction

Creighton D Hartman is a notable inventor based in San Francisco, CA (US). He has made significant contributions to the field of gas turbine combustion technology, holding a total of 3 patents. His work focuses on improving combustion efficiency and reducing emissions, particularly nitrogen oxides (NO.sub.x).

Latest Patents

Hartman's latest patents include innovative designs for gas turbine combustors. One of his notable inventions is the "Staged low NO.sub.x gas turbine combustor." This design features a refractory fibrous thermally insulative lined primary combustion chamber that operates fuel-rich and exhausts through a throat into a metallic secondary combustion chamber. The secondary chamber contains a fuel-lean combustion zone where combustion is completed. A radiation cooling zone is strategically placed to cool primary combustion products before they are quickly quenched in the secondary combustion zone. The fibrous lining of the primary combustion chamber is enhanced with a refractory material to inhibit flame erosion.

Another significant patent is the "Primary stage combustor lining," which is designed for a TEOR steam generator. This low NO.sub.x staged combustor includes a primary combustion chamber lined with an improved refractory lining. The lining consists of a low-density ceramic fibrous thermal insulation layer, which is coated with a durable protective material. This innovative design aims to enhance the thermal efficiency and durability of the combustion chamber.

Career Highlights

Creighton D Hartman has established himself as a key figure in the field of combustion technology. He works at Prutech II, where he continues to develop advanced solutions for gas turbine systems. His expertise in combustion engineering has led to significant advancements in reducing emissions and improving energy efficiency.

Collaborations

Throughout his career, Hartman has collaborated with other talented professionals in the field. Notable coworkers include Frederick E Moreno and Narendra D Joshi, who have contributed to various projects and innovations alongside him.

Conclusion

Creighton D Hartman is a distinguished inventor whose work in gas turbine combustion technology has made a lasting impact on the industry. His innovative patents reflect his commitment to enhancing combustion efficiency and reducing environmental impact.

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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