Prairieville, LA, United States of America

David B Spry

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Battelle Memorial Institute, Exxonmobil Technology and Engineering Company. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David B Spry. Retrieved from https://idiyas.com/inventor/david-b-spry-8s8ztsj7

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 3.4

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Innovations by David B Spry

Introduction

David B Spry is an accomplished inventor based in Prairieville, Louisiana. He has made significant contributions to the field of biocrude oil extraction and hydrothermal liquefaction. With a total of 3 patents, his work focuses on improving the efficiency of biocrude oil processing.

Latest Patents

David's latest patents include a solvent extraction system and a hydrothermal liquefaction system. The solvent extraction system outlines a method that involves cooling a biocrude oil emulsion stream, mixing it with a solvent, and effectively separating the biocrude oil from the aqueous phase and solids. This method aims to enhance the separation of biocrude oil compared to conventional techniques. The hydrothermal liquefaction system features a biomass slurry flow path with a heat exchanger network designed to optimize the processing of biomass into biocrude oil.

Career Highlights

David B Spry is associated with the Battelle Memorial Institute, where he applies his expertise in innovative technologies. His work has contributed to advancements in sustainable energy solutions, particularly in the area of biocrude oil extraction.

Collaborations

David has collaborated with notable colleagues such as Andrew J Schmidt and Lesley J Snowden-Swan, further enhancing the impact of his research and innovations.

Conclusion

David B Spry continues to be a pivotal figure in the field of biocrude oil extraction and hydrothermal liquefaction. His innovative patents and collaborative efforts contribute significantly to advancements in sustainable energy 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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