Florissant, MO, United States of America

Stephen Norman

This inventor holds 3 USPTO granted patents. Top assignee: Ethyl Petroleum Additives, Inc.. Active years: 1993-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen Norman. Retrieved from https://idiyas.com/inventor/stephen-norman

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 = 3.0

ph-index = 3

Forward Citations = 61(Granted Patents)


Company Filing History:


Years Active: 1993-1999

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Stephen Norman

Introduction

Stephen Norman is a notable inventor based in Florissant, MO (US). He has made significant contributions to the field of lubricant compositions, particularly in gear oils and additives. With a total of 3 patents to his name, his work has had a considerable impact on the automotive industry.

Latest Patents

Stephen Norman's latest patents focus on enhancing the performance of gear oils. One of his notable inventions involves lubricant compositions that include a combination of oil-soluble sulfur-containing extreme pressure agents, amine salts, and succinimides. These compositions are designed to improve positraction performance in gear oils. Another patent addresses gear oil additive concentrates that minimize noise and vibration in limited slip axles. This invention utilizes a combination of oil-soluble succinimides and carboxylic derivative compositions, ensuring that the lubricant compositions are devoid of any metal-containing components.

Career Highlights

Stephen Norman has dedicated his career to developing innovative solutions in the field of petroleum additives. He works at Ethyl Petroleum Additives, Inc., where he continues to advance the technology behind lubricant compositions. His expertise in formulating effective gear oils has positioned him as a key player in the industry.

Collaborations

Throughout his career, Stephen has collaborated with several professionals, including Donald G Campbell and Gregory S Conary. These collaborations have contributed to the successful development of his patented inventions.

Conclusion

Stephen Norman's contributions to lubricant compositions and gear oils demonstrate his commitment to innovation in the automotive sector. His patents reflect a deep understanding of the complexities involved in enhancing performance and reducing noise in gear systems.

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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