- Jul 21, 2017
- 358
- Content source
- https://www.bbc.co.uk/news/world-us-canada-56791873
Charles Geschke, the co-founder of the software company Adobe who helped develop the Portable Document Format, or PDF, has died at the age of 81.
Charles Geschke: Adobe co-founder who helped develop the PDF dies
Charles Geschke set up Adobe in 1982, giving the world the ubiquitous PDF technology.
www.bbc.co.uk