Lol. 99% of patents are cruft. And I'd be wildly surprised if revenue from patent licensing at the companies you worked at was more than a single digit percentage; mayyyyyybeeee Qualcomm but am too lazy atm. to dive through their financial statements.
Edit: I was off by 2%. See [1].
1: https://www.forbes.com/sites/stephenkey/2017/11/13/in-todays...