Inside WOWideas! A collection of the World"s Greatest or otherwise notable United States Patents, you"re sure to find products you use everyday, most of which had very humble and amazing origins. From automobile airbag to airplane, from shopping cart to earth orbiting satellite, from Barbie Doll(r) to Lincoln Logs(r)... these 150+ wondrous innovations made our world a better place to live and often a lot more fun! Enrich your understanding and importance of the United States patent system and in the process, use your inventive mind to create new ideas from history"s past.