I'm a big proponent of leveraging deadlifts (safely) to improve bench results. This is especially true if you're a beginner or intermediate lifter (I consider myself intermediate at this point). Don't listen to the bros that say deadlifting is only important to powerlifters, the fact is that it taxes/strengthens the whole CNS, which is important. As someone else mentioned, too much taxing of the CNS will induce fatigue and the need to pump the breaks a bit, but I doubt you're at that point. It will also build up muscles in your back that are essentially supporting you during the full bench press movement.
Beyond that I echo the sentiment of southside as far as dips/pullups go. I do weighted dips/pullups every week, no question theyve helped my bench. Also I'd recommend trying some variations. Whether that be incline/decline, DBs, or even bench machines (don't underestimate the power of machines to help blast through plateaus). Personally I've started doing declines benching more, since I aggravated the upper part of my pec from not warming up (always warm up/stretch), and the decline allows me to hit the full chest without putting as much strain on the upper.
Finally, record/journalize every training session, becomes one of the guys with notepads in the gym. Record all of your reps/sets/weights on your primary exercises for each day, and analyze every week or so for feedback. To this same point, also take quick notes of how you felt, how your body responded to certain efforts.