Automatic upper and lower full mouth toothbrush
Battery operated back hair 2 in 1 shaving and grooming system
Three wheeled foot propelled bristle sweeper
Inspired by the SkyMall in-flight airline catalog, Los Angeles-based artist Patrick Strattner made products designed to make basic life functions a little easier. He calls his series of inventions "Prototypes." You can find more at the link.
They're supposed to be absurdities, but that back hair grooming system could be a useful manscaping tool. And it looks like it's something that you could wear while doing work at the office or chores at home.