John P Graham

Title: Innovations of John P Graham

Introduction

John P Graham is a notable inventor based in Columbus, Indiana, recognized for his contributions to engine technology. He holds a total of four patents, showcasing his innovative spirit and dedication to improving engine performance and efficiency.

Latest Patents

One of his latest patents is the Electronically Controlled Continuous Lubricating Oil Replacement System. This invention presents an advanced method for automatically replacing an engine's used lubricating oil with fresh oil during operation, tailored to the engine's operating conditions. The system features an injection control device that injects small amounts of used lube oil into the engine's fuel system, along with an auxiliary flow control device that directs controlled quantities of fresh oil into the engine's lube oil system. An electronic controller adjusts the amount of used lube oil injected based on the engine's operational severity, ensuring optimal engine protection and maintaining oil quality throughout various operating conditions.

Career Highlights

John P Graham is currently employed at Cummins Engine Company, Inc., where he continues to innovate and develop technologies that enhance engine performance. His work has significantly contributed to advancements in engine lubrication systems, reflecting his commitment to engineering excellence.

Collaborations

Throughout his career, John has collaborated with talented individuals such as Jerry C Wang and Leslie A Roettgen, further enriching his innovative endeavors.

Conclusion

John P Graham's contributions to engine technology through his patents and work at Cummins Engine Company, Inc. highlight his role as a significant inventor in the field. His innovative solutions continue to pave the way for advancements in engine efficiency and performance.