Houston, TX, United States of America

James Grace Crump

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Shell Oil Comapny, Shell USA, Inc.. Active years: 2015-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Grace Crump. Retrieved from https://idiyas.com/inventor/james-grace-crump

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2015-2023

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4 patents (USPTO):Explore Patents

Title: James Grace Crump: Innovator in Fertilizer and Ester Technologies

Introduction

James Grace Crump is a notable inventor based in Houston, TX (US). He has made significant contributions to the fields of fertilizer technology and ester production. With a total of 4 patents to his name, Crump's work reflects a commitment to innovation and practical applications in agriculture and chemical processes.

Latest Patents

Crump's latest patents include a "Fertilizer composite and method of reducing dust formation." This invention involves a fertilizer composite that consists of a granular solid fertilizer coated with a specific wax component. The coating comprises 10-90 wt % of a first wax component, which is a linear alpha olefin wax with a carbon number ranging from 20 to 100 and a congealing point between 40 to 80°C. Another significant patent is the "Process for preparing a branched ester and use thereof." This invention outlines a method for creating a branched ester by reacting a branched primary alcohol composition with an acid. The branched primary alcohol composition contains 8 to 28 carbon atoms and features methyl and ethyl branches.

Career Highlights

Throughout his career, Crump has worked with prominent companies such as Shell Oil Company and Shell USA, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in the industry.

Collaborations

Crump has collaborated with notable individuals in his field, including Paul Theodore Sharko and Julian Richard Barnes. These partnerships have likely fostered a creative environment that encourages the exchange of ideas and expertise.

Conclusion

James Grace Crump stands out as an influential inventor whose work in fertilizer and ester technologies has made a lasting impact. His patents demonstrate a blend of creativity and practicality, addressing real-world challenges in agriculture and chemical production.

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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