After his death in 1252, John ruled the duchy jointly with his elder brother Albert.

He ruled jointly with his brother Brochfael.

After the death of his father in 1337, he ruled alone until 1339 and jointly with his brother Bernard II from 1339 to 1347.

His father died in 1216 or 1217 and he ruled the patrimony with his younger brother Bergundio d'Agoult.

Louis then ruled the districts of Landshut and Straubing, in general in concord with his brother.

After his father died in 1441, he ruled joinly with his elder brother Rudolf.

Otto continued to rule jointly with his brother until 1283, when Henry (already a provost) renounced his rights.

Initially, he ruled jointly with his brother Rudolf II.

He ruled jointly with his younger brother, Count Nicholas (d. 1397).

He then ruled jointly with his brother John V, until his brothers death in 1442.