JermWRX

It would be, but there's very little chance the studio or production company (that Sandler owns), would miss this. The art department and props department would all had to have missed it, also. Part of their job is to make sure no unauthorized logos of any kind are filmed. If they didn't have permission they would've greeked out the Artisan logo.

Product placement. LA Golf is a sponsor of the film. They pay Artisan to use their irons, slap their logo on them, then pay the studio for placement.