Lincoln, United Kingdom

Michael G McCullagh

This inventor holds 1 USPTO granted patent. Top assignee: Clayton Dewandre Co., Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Michael G McCullagh. Retrieved from https://idiyas.com/inventor/michael-g-mccullagh

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 = 1.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Michael G McCullagh: Innovator in Hydraulic Technology

Introduction

Michael G McCullagh is a notable inventor based in Lincoln, GB. He has made significant contributions to the field of hydraulic technology, particularly with his innovative designs that enhance the efficiency and safety of hydraulic systems.

Latest Patents

McCullagh holds a patent for a hydraulic pump unloader. This unloader device is designed to control the output of a hydraulic pump, specifically in constant pressure-type motor vehicle braking circuits. The invention halts the delivery to hydraulic accumulators in the circuit by utilizing a resilient seal that defines an annulus in the inlet fluid flow path to the pump. When the pump delivery pressure reaches a predetermined value, a valve is operable to expand the seal, effectively closing the annulus and ensuring optimal performance.

Career Highlights

Michael G McCullagh is associated with Clayton Dewandre Co., Ltd., where he applies his expertise in hydraulic systems. His work at the company has been instrumental in developing advanced hydraulic solutions that meet industry standards and improve vehicle safety.

Collaborations

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Conclusion

Michael G McCullagh's contributions to hydraulic technology, particularly through his patented hydraulic pump unloader, demonstrate his commitment to innovation and safety in automotive engineering. His work continues to influence the industry positively.

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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