Yes, indeed! If you look at his life story, it's full of major contributions to the world. Here's just one. His wanderings in Asia while young, in order to seek enlightenment. He studied caligraphy and learned all there was in different fonts. During development of the Lisa/Macintosh, Jobs pushed the idea of different scalable fonts and WYSIWYG (what-you-see-is-what-you-get). His idea, all his own, and it changed computing forever.
Not true, but he is a Giant on whose shoulders we all stand.