Famous former Xerox employee passes
John Warnock passed away at age 82
- While working at Xerox with Dr. Charles Geshke, invented InterPres printer language (aka PostScript), and failed to convince Xerox to market product
- He and Geshke left Xerox and renamed the product PostScript and founded Adobe Corp. in 1982
- Also invented Adobe Illustrator graphic arts drawing program and PDF file format
- Born in Salt Lake City, Utah, and alumni from University of Utah