Company Filing History:
14 out of 1,580 
2 out of 98 
1 out of 108 Years Active: 2014-2025
Title: **The Innovative Contributions of John Jerl Purcell III**
Introduction
John Jerl Purcell III, a prominent inventor based in Louisa, Virginia, has made significant contributions in the field of engineering with a particular focus on lubrication systems and cylinder liners for internal combustion engines. With an impressive portfolio of 15 patents, Purcell demonstrates a commitment to innovation that addresses critical challenges in engine performance and reliability.
Latest Patents
Among his recent innovations, Purcell has developed two notable patents:
1. **Reduced Parasitic Lube System** - This invention outlines a sophisticated lubrication system designed to optimize engine efficiency. It features a pump connected to a lubricant source, a cooler for the lubricant, and a lubrication filter to enhance performance by delivering cooled, filtered lubricant to the bearing system while providing uncooled lubricant to piston cooling nozzles.
2. **Profiled Cylinder Liner for Bore Distortion Control** - This patent offers a solution for controlling bore distortion in internal combustion engines. The cylindrical casing design incorporates unique relief and stiffening features that resist distortion, thereby maintaining structural integrity and enhancing engine functionality.
Career Highlights
John Jerl Purcell has had a distinguished career with notable tenure at Cummins Inc. and Cummins IP, Inc. His work at these esteemed companies has allowed him to refine his engineering expertise and contribute to the development of high-performance engine components.
Collaborations
Throughout his career, Purcell has collaborated with talented engineers and inventors, including Aaron S. Quinton and Nathaniel P. Hassall. These partnerships have fostered a creative environment conducive to innovation, enabling them to tackle complex engineering challenges together.
Conclusion
John Jerl Purcell III stands out as a dedicated inventor whose work significantly impacts engine technology. His patents reflect innovative solutions that enhance the performance and efficiency of internal combustion engines, contributing to advancements in the automotive industry. With a robust career and successful collaborations, Purcell continues to inspire the next generation of engineers and inventors.