Ralph Zipper (born October 1965) is an American physician, entrepreneur, inventor, and filmmaker.
He is recognized for his contributions to female pelvic medicine, medical device innovation, and documentary filmmaking.
Zipper earned a Bachelor of Science degree in Biology from the University of Connecticut (UCONN) in 1987.
He completed postdoctoral training and a fellowship at Johns Hopkins Hospital in Baltimore, Maryland in 1996.
[9] The patented three-wheel board design fuses a BMX and skateboard, enabling riders to slide sideways like drifting.