Fujitsu claims it had an iPad in 2002

According to this story on the NY Times, Fujitsu claims it had a product called an iPad back in 2002. It wasn't an oversized iPod touch. It was used in the retail setting to check prices and product inventory. It had a 3.5" touch-screen and it ran on a Windows-based operating system. Apple should have gone with iSlate instead of iPad. 

You can read this interesting story here.