Easley, SC, United States of America

Dennis O Courtright

This inventor holds 3 USPTO granted patents. Top assignees: Sauer-Danfoss Inc., Deere & Company. Active years: 2005-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dennis O Courtright. Retrieved from https://idiyas.com/inventor/dennis-o-courtright

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 = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Portland, OR (US) (2005)
  • Easley, SC (US) (2009 - 2013)

Company Filing History:


Years Active: 2005-2013

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3 patents (USPTO):Explore Patents

Title: The Innovations of Dennis O. Courtright: A Pioneering Inventor from Easley, SC

Introduction: Dennis O. Courtright is a notable inventor hailing from Easley, South Carolina, with a solid portfolio consisting of three patents. His innovative contributions primarily focus on hydraulic relief valves, showcasing his skills and ingenuity in the field of mechanical engineering.

Latest Patents: Among his latest inventions is the "Low Pressure Rise Rate Pilot Operated Poppet Relief Valve." This patent encompasses a relief valve designed for hydraulic machines, integrating a poppet valve assembly with a pilot valve assembly via a connector pin. The innovative design features internal fluid passageways within the poppet and pilot spools, creating a controlled fluid flow path that enhances stability and performance within the relief valve. Another significant invention is the "Low Rise Rate Direct Acting Relief Valve," which includes a housing containing a sleeve element encasing a spool. This assembly is engineered to reduce the pressure rise rate through a carefully crafted fluid flow path formed by openings, grooves, and orifices in the relief valve assembly.

Career Highlights: Dennis has built a commendable career in the engineering sector, having worked with well-respected companies such as Sauer-Danfoss Inc. and Deere & Company. His tenure in these organizations has allowed him to hone his skills and contribute to the advancement of hydraulic technology.

Collaborations: Throughout his career, Dennis has had the opportunity to collaborate with esteemed professionals like Enzo Soncini and Davide I. Davoli. These collaborations have played a vital role in his innovative journey, driving the development of new technologies and enhancing the functionality of hydraulic systems.

Conclusion: Dennis O. Courtright’s inventive journey continues to impact the field of hydraulic engineering. With his latest patents, he demonstrates a commitment to innovation and excellence, undoubtedly paving the way for future advancements in hydraulic technology. His work not only addresses current engineering challenges but also propels the industry toward greater efficiency and reliability.

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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