Marc Charles Gravino

📍 Rockford, IL: #424 of 1,291 inventorsTop 35%

🗺 Illinois: #26,653 of 84,256 inventorsTop 35%

Overall (All Time): #1,543,195 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
8464821	Regenerative braking system	—	2013-06-18
5467621	Lockable closure for a fuel tank filler pipe	—	1995-11-21
5145081	Capless closure for a fuel tank filler pipe	—	1992-09-08