Insanely interesting map of Apple's patents. This helps you visualize the relationship of Steve to the R&D of Apple.
That said, even if Steve's name wasn't on the patent, you can be sure he had something to do with most of these patents--if nothing else, he didn't kill the project.
The Big, Hairy, Audacious Question is what happens without Steve. There's no debate that Apple has made tons of money and owns the mindshare, if not market, in many sectors.
But how is Apple going to come up with the product that is to Macintosh what Macintosh was to the Apple II and what iOS was to all other devices and phones?
One thing I learned when I worked at Apple: things are never as good or as bad as they seem from the outside...http://www.kenedict.com/how-steve-jobs-connected-it-all-an-interactive-look-at-apples-technology-history/