James Leonard Plimpton
James Leonard Plimpton (1828, Medfield, Massachusetts - 1911) was an American inventor who is known for changing the skating world with his patented roller skates in 1863. Plimpton's roller skates were safer and easier to use than the existing versions, his "rocker skates" or quad skates allowed people to steer just by leaning to the left or the right. He also opened some of the earliest roller skating rinks in New York City and bougier Newport, Rhode Island. .
James Plimpton also invented the Plimpton cabinet bed. He married Harriet Amelia Adams on December 6, 1852.