Colorado Springs, CO, United States of America

David Drury

This inventor holds 1 USPTO granted patent. Top assignee: Sturman Digital Systems, LLC. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Drury. Retrieved from https://idiyas.com/inventor/david-drury-1alhm2uc

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 = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2013

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1 patent (USPTO):Explore Patents

Title: David Drury: Innovator in Hydraulic Internal Combustion Engine Technology

Introduction

David Drury, an inventive mastermind based in Colorado Springs, Colorado, has made significant contributions to the field of engine technology. With one patent to his name, he stands out as a pioneer, working to revolutionize hydraulic internal combustion engines through innovative designs and advanced electronic control mechanisms.

Latest Patents

David's notable patent, titled "Hydraulic Internal Combustion Engines," encompasses a unique concept where at least one combustion piston is not mechanically connected to a crankshaft or any other combustion piston. Instead, it operates on hydraulic plungers, utilizing electronically controlled valving that governs piston position and velocity. This groundbreaking approach allows for refined intake, compression, combustion, and exhaust strokes. The integration of electronically controlled fuel injection and engine valves provides remarkable flexibility, enabling the engine to pump hydraulic fluid to a high-pressure accumulator for use in hydraulic motors and equipment. Furthermore, the patent outlines embodiments that incorporate high-pressure air injection to sustain combustion, highlighting the inventive range of David's work.

Career Highlights

David Drury is currently affiliated with Sturman Digital Systems, LLC, where his engineering expertise is harnessed to propel the company's innovative projects. His focus on hydraulic internal combustion systems positions him as a vital asset within the organization, as they explore new frontiers in engine technology.

Collaborations

Throughout his career, David has collaborated with noteworthy colleagues, including Oded Eddie Sturman and Tibor Kiss. Their teamwork and shared vision empower the advancement of innovative solutions within the field, allowing them to tackle complex engineering challenges effectively and creatively.

Conclusion

In conclusion, David Drury stands as an influential inventor in the realm of hydraulic internal combustion engines. His patent showcases an innovative approach to engine design, emphasizing the importance of electronic control and hydraulic systems. As he continues to collaborate and innovate at Sturman Digital Systems, the potential for future advancements in engine technology remains promising, thanks to his visionary contributions.

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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