Earlier quoted context omitted.
Regardless, comparing the number of papers is meaningless. A better metric is comparing how many significant advances resulted from research funded by the company. Using the second metric, the winner in all cases - without negotiation - would be AT&T Bell Labs.
Shame what happened to that company... :-( I have family who worked there during the hay days.
I'd also remind you of the cost of a telephone system with monopoly status that didn't even let you install your own phones in the house for a long time. And which led too skits like Lily Tomlin's "We don't care. We don't have to. We're the phone company."