Phoenixville, PA, United States of America

Frederick L Pirkle

This inventor holds 1 USPTO granted patent. Top assignee: Ogontz Controls Company, Inc.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frederick L Pirkle. Retrieved from https://idiyas.com/inventor/frederick-l-pirkle

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 = 8(Granted Patents)


Company Filing History:


Years Active: 1984

Loading Chart...
1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Frederick L. Pirkle

Introduction

Frederick L. Pirkle is a notable inventor based in Phoenixville, PA, recognized for his innovative contributions to locomotive technology. His work has led to the development of a unique fuel gauge designed specifically for locomotives, enhancing the efficiency and safety of fuel monitoring in these powerful machines.

Latest Patents

Pirkle holds a patent for a fuel gauge for locomotives. This invention comprises a block that is adapted for attachment to the locomotive fuel tank near the bottom, preferably by connection with a tank drain plug. The design features first and second chambers within the block, which are connected by a passage at their lower ends. These chambers serve as a reservoir for an indicator liquid that has a density greater than that of the fuel being gauged and is immiscible with it. The invention includes valve-controlled passage means that connect the interior of the tank with the upper end of the first chamber, allowing fuel to enter and form an interface with the indicator liquid. A gauge glass connected to the upper end of the second chamber, along with a gauge scale, provides a visual indication of the fuel quantity in the tank.

Career Highlights

Frederick L. Pirkle is associated with Ogontz Controls Company, Inc., where he has applied his expertise in engineering and innovation. His work at the company has focused on developing solutions that improve the functionality and reliability of locomotive systems.

Collaborations

[This section has been skipped.]

Conclusion

Frederick L. Pirkle's contributions to locomotive technology through his innovative fuel gauge patent exemplify the impact of engineering on transportation safety and efficiency. His work continues to influence the industry and showcases the importance of inventive solutions in modern technology.

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]
Loading…