The US Has Always Had Black Inventors -- Even When the Patent System Explicitly Excluded Them

America has long been the land of innovation. More than 13,000 years ago, the Clovis people created what many call the "first American invention" -- a stone tool used primarily to hunt large game. This spirit of American creativity has persisted through the millennia, through the first American patent granted in 1641 and on to today.  Read more.