 In 1027 Henry's Salian successor, Emperor Conrad II, granted the Trent bishops further estates around Bozen and in the Vinschgau region; at the same time, he vested the Bishop of Brixen with the suzerainty in the Etschtal and Inntal, part of the German stem duchy of Bavaria under the rule of Conrad's son Henry III.Especially the Brixen bishops remained loyal supporters of the Salian rulers in the Investiture Controversy and in 1091 also received the Puster Valley from the hands of Emperor Henry IV.Documented from about 1140 onwards, the comital dynasty residing in Tyrol Castle near Meran held the office of "Vogts" (bailiffs) in the Trent diocese.