Maidhc O Casain
Na Bith Mo Riocht Tá!
Inquisitors have Solo Tactics, an ability which lets them treat allies as if they had the same Teamwork feats. So Hraln is perfectly fine if no one else has the same feats he does.
It's important to note that this is true only of the teamwork feats they get as bonuses. Those they take with their normal odd-level feat choices are subject to standard rules.