The iPod was so derivative of the creative labs mp3 player that Apple ultimately had to pay them $100 million.

The Lisa and later the Macintosh copied from xerox. Something that everyone was doing around then. Amiga and Atari ST both had guis. Hell even the commodore 64 had Geos. The Mac didn’t even get color until 1987.

Handspring had a smart phone, complete with touch screen and apps, years before the iPhone.

Mac os didn’t have proper multitasking until version 7.5, years after Windows had it.

Onkyo created the first true wireless earbuds.