Phoenixville, PA, United States of America

Fred L Pirkel

This inventor holds 1 USPTO granted patent. Top assignee: Ogontz Controls Company, Inc.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fred L Pirkel. Retrieved from https://idiyas.com/inventor/fred-l-pirkel

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 = 18(Granted Patents)


Company Filing History:


Years Active: 1989

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

Title: The Innovative Contributions of Fred L. Pirkel

Introduction

Fred L. Pirkel is a notable inventor based in Phoenixville, Pennsylvania. He has made significant contributions to the field of valve mechanisms, particularly in freeze protection systems. His innovative designs have enhanced the functionality and reliability of these systems.

Latest Patents

Fred L. Pirkel holds a patent for a unique valve mechanism designed for freeze protection. This invention features a wax actuator situated in a heat-conductive housing, which effectively manages the valve's operation based on the temperature of the liquid system being protected. The design ensures that the actuator does not trigger the valve while the system is hot, allowing for a rapid response when the temperature drops. Additionally, the patent includes a remote-controlled valve operating mechanism that utilizes an electrically heated wax actuator to ensure valve closure, preventing actuator failure due to prolonged exposure to high pressures and temperatures.

Career Highlights

Fred L. Pirkel is associated with Ogontz Controls Company, Inc., where he has applied his expertise in valve technology. His work has contributed to advancements in freeze protection systems, showcasing his commitment to innovation and practical solutions in engineering.

Conclusion

Fred L. Pirkel's contributions to valve mechanisms demonstrate his innovative spirit and dedication to improving safety and efficiency in liquid systems. His patent reflects a significant advancement in freeze protection technology, highlighting the importance of inventive solutions in engineering.

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…