This inventor holds 4 USPTO granted patents. Top assignees: Cummins Inc., Cummins Intellectual Property, Inc., Cummins IP, Inc.. Active years: 2011-2022.
Company Filing History:
2 out of 1,672 
1 out of 98 
1 out of 98 
Years Active: 2011-2022
Title: Dhanesh Purekar: Innovator in Engine Technology
Introduction
Dhanesh Purekar is a notable inventor based in Columbus, Indiana, known for his contributions to engine technology. With a total of 4 patents, he has made significant advancements in the field, particularly in fuel and oil pressure regulation systems.
Latest Patents
One of his latest patents is for a dual rail pressure control system aimed at improving engine noise. This innovative method involves controlling the operation of a fueling system that includes a fuel pump and a fuel accumulator. The system determines whether an operating parameter of the engine is below a threshold value and responds by operating the fuel pump in a 100 percent fill mode. This ensures that the pumping chamber is nearly fully filled for at least one pumping cycle. Additionally, it monitors the fuel pressure in the accumulator and activates an outlet valve to drain excess fuel when necessary.
Another significant patent is the oil pressure regulator, which features a chamber connecting an oil supply line and an oil bypass line. The regulator includes a movable plunger that can prevent or allow oil flow between these lines. A compression spring within the chamber plays a crucial role in maintaining the plunger's position, ensuring efficient oil regulation.
Career Highlights
Dhanesh Purekar has worked with prominent companies such as Cummins Inc. and Cummins IP, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.
Collaborations
Throughout his career, Dhanesh has collaborated with talented individuals, including Paul A. Hayes and Matt Reeves. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Dhanesh Purekar's work in engine technology showcases his innovative spirit and dedication to improving automotive systems. His patents reflect a commitment to enhancing performance and efficiency in engine operations.