when i moved recently my realistator did it for me
you read them....
There are many ways, pasting or nailing a logo on, name plates, wood-burning, carving, etc., engraving, even inlaying.
Yes, if he wishes to maintain copyrights to the material, he should clearly identify the owner and photographer.
If female coworkers act extremely friendly and flirtatious around him then it's a sign he reciprocates it when you're not around. They wouldn't act that way if he was impervious to their behaviour....