Take a gander at some of the stupid inventions that people have come with over at the Delphion Gallery Of Obscure Patents. Here’s some of my favorite patents actually filed with the U.S. Patent Office:
US05356330
Apparatus for simulating a ‘high five’
…providing the user with a convenient outlet for the release of excitement.
US05971829
Motorized ice cream cone
…for imparting rotation upon the cup and rotationally feeding its contents against a person’s outstretched tongue.
…mounted on a single human digit for providing animated motion of a figurine
US05523741
Santa Claus Detector
… Christmas Stocking device useful for visually signalling the arrival of Santa Claus …