harrymcc writes "Among the things that HP is getting in its $1.2 billion takeover of Palm are hundreds of patents for mobile technologies. Many are reflected in Palm's iconic products. But they also include odd keyboard designs, peculiar ideas like a stylus tip that converts into a joystick, and pre-Treo hybrids of phone and PDA that just didn't work. I rounded up some fascinating examples." It's worth clicking through the obnoxious slide-show format to see them.