John Warnock, who helped invent PDF and co-founded Adobe Systems, dies at 82
John Warnock, who helped invent the PDF and co-founded Adobe Systems, has died. He was 82.
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John Warnock, who helped invent the PDF and co-founded Adobe Systems, has died. He was 82.
Other programmes, such as Adobe Illustrator and Photoshop, followed before Mr Warnock stepped down as CEO in 2000.
An early product of Dr. Warnock's, PostScript, helped make small-scale printing possible; other iconic programs, such as Photoshop and Illustrator, followed.
Other programmes, such as Adobe Illustrator and Photoshop, followed before Mr Warnock stepped down as CEO in 2000.
Other programmes, such as Adobe Illustrator and Photoshop, followed before Mr Warnock stepped down as CEO in 2000.