Location History:
- Boughton, GB (2002)
- Faversham, GB (2002 - 2006)
- Boughton Under Blean, GB (2008 - 2010)
Company Filing History:
Years Active: 2002-2010
Title: Innovations of Andrew John Hargreaves
Introduction
Andrew John Hargreaves is a notable inventor based in Boughton Under Blean, GB. He has made significant contributions to the field of fuel injection technology, holding a total of 6 patents. His work primarily focuses on enhancing the efficiency and performance of fuel injectors through innovative control systems.
Latest Patents
Hargreaves' latest patents include a "Controller for a fuel injector and a method of operating a fuel injector." This controller is designed to manage the operation of a fuel injector equipped with a piezoelectric actuator. The controller utilizes a voltage drive profile that is responsive to various engine parameters. It features an activating voltage component to initiate injection and a deactivating voltage component to terminate it, with a specific time interval between the two.
Another significant patent is the "System and method for operating a piezoelectric fuel injector." This method involves applying a discharge current to the actuator to initiate an injection event and subsequently applying a charge current to terminate it. The process includes determining engine parameters, such as common rail pressure, to optimize the operation of the fuel injector.
Career Highlights
Hargreaves is currently employed at Delphi Technologies, Inc., where he continues to innovate in the field of fuel injection systems. His expertise and inventions have contributed to advancements in automotive technology, particularly in improving fuel efficiency and reducing emissions.
Collaborations
Throughout his career, Hargreaves has collaborated with notable colleagues, including Martin Paul Hardy and Michael Peter Cooke. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Andrew John Hargreaves is a distinguished inventor whose work in fuel injection technology has led to several important patents. His contributions continue to influence the automotive industry, showcasing the impact of innovation on modern engineering.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.