Aberdeen, United Kingdom

Emmitt Edward Rankin

This inventor holds 1 USPTO granted patent. Top assignees: Gearhart-Owen Industries, Inc., Petro-Data C.a.. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Emmitt Edward Rankin. Retrieved from https://idiyas.com/inventor/emmitt-edward-rankin

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 = 2.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1978

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1 patent (USPTO):Explore Patents

Title: Emmitt Edward Rankin: Innovator in Earth Formation Testing

Introduction

Emmitt Edward Rankin is a notable inventor based in Aberdeen, GB. He has made significant contributions to the field of earth formation testing through his innovative patent. His work has implications for drilling and production testing operations, showcasing his expertise in engineering and technology.

Latest Patents

Rankin holds a patent for an "Apparatus for testing earth formations." This invention provides improved apparatus and methods for conducting drill stem and production testing operations. The design includes a bypass sub that removably receives a wireline tool in sealing engagement within a bypass sub bore. The bypass sub features bypass passage means and selectively actuable port closure means, allowing fluid from below the bypass sub to flow into conduit means above when the wireline tool is secured. The wireline tool is equipped with sensor devices for sensing earth formation characteristics, enhancing the efficiency and effectiveness of testing operations.

Career Highlights

Throughout his career, Rankin has worked with several companies, including Gearhart-Owen Industries, Inc. and Petro-Data C.A. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.

Collaborations

Rankin has collaborated with various professionals in his field, including his coworker David W. King. These collaborations have likely enriched his work and contributed to the advancement of technology in earth formation testing.

Conclusion

Emmitt Edward Rankin's contributions to the field of earth formation testing through his innovative patent demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and improve testing operations.

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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