Seiko, a Japanese watch company, was one of the first to develop wrist computing technology. The D409 that you see above was the first Seiko model with on-board data entry (via a miniature keyboard) and featured a dot matrix display. Continue reading for more bizarre and crazy, yet real, inventions from the past.



A technology, gadget and video game enthusiast that loves covering the latest industry news. Favorite trade show? Mobile World Congress in Barcelona.