For many non-geeks, the launch of iPad was the dawn of tablet computers. Obviously that isn’t true. Even before 1950s, there were some research done on touchscreen tablets. But the first commercially available tablet computer was the GRiDPad in 1989, which was based on MS-DOS!
From there, the tablet computer technology constantly evolved to what we see and use now – the iPads & the Xooms. iPad, released by Apple in 2010 was the first commercial success. The infographic below, prepared by Android Tablet Fanatic gives a nice overview of the history and evolution of tablet computers.
Make sure you click on the image to see the specifics in full size.
It gives us a nice idea about how the designs of various tablets over the years paved way for the concept behind iPad and other android tablets we use now.