 On 7 October 1948 he was named Titular Bishop of Scyrus and Auxiliary Bishop of Rottenburg; he was consecrated bishop on November 30 by Archbishop Wendelin Rauch at Rottenburg Cathedral.The next year, Leiprecht was elected the Bishop of Rottenburg on 21 June, Pius XII officially named him to the post on 4 July and he was enthroned on 8 September.He resigned from the office of bishop on 4 June 1974 and died in 1981 in Ravensburg.