Another important feather in Paterson's cap is that he designed the S-100 board, creating one of the first Intel 8086 computer systems. Of course, this was before the IBM PC era (the first IBM PC ...
The ELKS project provides a Linux-like operating system for 16-bit Intel processors, including the 8086 used in the IBM 5150 PC, as well as later generations such as the 8088, 80188, 80186 ...