Company Filing History:
3 out of 25,921 
1 out of 57 
1 out of 1 Years Active: 1999-2002
Title: Michael Joseph Harrigan, Sr: Innovator in Fuel Systems
Introduction
Michael Joseph Harrigan, Sr. is a notable inventor based in Ann Arbor, MI (US). He has made significant contributions to the field of fuel systems, holding a total of 4 patents. His innovative work focuses on improving fuel vapor emission control and enhancing the efficiency of fuel systems.
Latest Patents
One of Harrigan's latest patents is a fuel vapor emission control system employing vacuum. This invention involves a fuel system and a method for refueling a fuel tank that contains fuel vapor. The system includes a refueling detection device that activates during the refueling process. The fuel vapor valve directs the vapor either to a fuel vapor absorption device or to an engine, depending on whether the refueling detection device is activated. Another significant patent is a fuel system that selectively receives, stores, and delivers volatile fuel. This system features a variable volume fuel tank with a movable piston, which helps maintain fuel in a pressurized state and prevents vapor accumulation.
Career Highlights
Harrigan has worked with prominent companies such as Ford Global Technologies, LLC and Ford Global Tech, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in fuel systems.
Collaborations
Throughout his career, Harrigan has collaborated with talented individuals, including Robert H. Thompson and Michael William Soltis. These partnerships have contributed to the advancement of his inventions and the overall progress in fuel technology.
Conclusion
Michael Joseph Harrigan, Sr. is a distinguished inventor whose work in fuel systems has led to several important patents. His contributions continue to influence the industry and promote advancements in fuel efficiency and emission control.