Catlettsburg, KY, United States of America

Carlton H Jewitt

This inventor holds 4 USPTO granted patents. Top assignees: Ashland Oil, Inc., Ashland, Inc.. Active years: 1988-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Carlton H Jewitt. Retrieved from https://idiyas.com/inventor/carlton-h-jewitt

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 = 4.4

ph-index = 4

Forward Citations = 64(Granted Patents)


Company Filing History:


Years Active: 1988-1998

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4 patents (USPTO):Explore Patents

Title: The Innovations of Carlton H Jewitt

Introduction

Carlton H Jewitt is a notable inventor based in Catlettsburg, KY (US). He has made significant contributions to the field of chemical engineering, particularly in the conversion of heavy crude oil into valuable products. With a total of 4 patents to his name, Jewitt's work has had a lasting impact on the industry.

Latest Patents

Jewitt's latest patent focuses on a demetallation-high carbon conversion process, apparatus, and asphalt. This innovative combination process utilizes solvent deasphalting (SDA) to concentrate metals in the bottoms product. The resulting product can be blended into asphalt or sent to a Calderon process, producing a high carbon feed that can be cracked into valuable transportation fuels. The process also allows for a reduction in catalyst make-up in the cracking unit, as metals are removed before the cracking stage. Additionally, novel asphalt compositions and blending techniques are disclosed, enabling the production of specific asphalts that meet new SHRP specifications for paving.

Career Highlights

Throughout his career, Jewitt has worked with prominent companies such as Ashland Oil, Inc. and Ashland, Inc. His expertise in chemical processes has been instrumental in advancing technologies related to oil refining and asphalt production.

Collaborations

Jewitt has collaborated with notable colleagues, including Giles L Bostick and Victor Lee Kersey. These partnerships have contributed to the development of innovative solutions in the field.

Conclusion

Carlton H Jewitt's contributions to the field of chemical engineering and his innovative patents demonstrate his commitment to advancing technology in oil refining and asphalt production. His work continues to influence the industry and pave 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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