Prince Henry of Prussia (1862–1929) became the club's patron. Henry was interested in motor cars as well and supposedly invented a windshield wiper and, according to other sources, the car horn. In his honor, the "Prinz-Heinrich-Fahrt" (Prince Heinrich Tour) was established in 1908, like the earlier Kaiserpreis a precursor to the German Grand Prix. Henry and his brother William gave patronage to the Kaiserlicher Automobilclub (Imperial Automobile Club). Henry also was an early proponent of introducing submarines and airplanes. He had merchant ships converted into seaplane tenders for operations in the Baltic Sea. Henry respected his brother, but this attitude was not returned in the
Prince Henry of Prussia (1781–1846) after Henry's horse was killed under him. In 1807 he was made commander of the "von Schöning" Infantry Regiment. In the 1813 campaign he was on the headquarters staff of the Russian general Peter Wittgenstein. On 31 May 1815 he was promoted to General of Infantry. From 1800 until the dissolution of the Bailiwick of Brandenburg in 1811, Henry served as co-adjutor of Prince Augustus Ferdinand of Prussia, the Bailiwick's last Lord Master. On its dissolution, Henry's brother Frederick William III of Prussia set up the Royal Prussian Order of Saint John with Augustus as its Grand Master. In 1813