Australia attacker Robbie Kruse netted for Fortuna Dusseldorf but 10-man Hoffenheim played out a 1-1 Bundesliga draw.
Robbie Kruse gave Dusseldorf the lead after four minutes and Joselu equalised in the 39th minute.
The visitor then had Marvin Compper sent off in the 51st minute but held on for the point.
Bayern Munich saw off the challenge of title rival Eintracht Frankfurt 2-0 to make it 10 wins out of 11 in the Bundesliga this season.
Franck Ribery put Bayern in front just before half-time and a
It remains seven points clear at the top of the table, with Schalke now its closest challenger after a 2-1 win at home to Werder Bremen.
Defending champion Borussia Dortmund lies fourth after a 3-1 victory at bottom-placed Augsburg, whose top-flight status is looking increasingly fragile.
Sascha Molders grabbed a consolation for Augsburg, but it remains at the foot of the table with just six points from 11 games.
Hamburg managed to claim a goalless draw at Freiburg despite being reduced to 10 men for most of the match.
Hamburg was looking for a third successive away win but its hopes were hit when
The visitor seemed content to settle for a draw thereafter, although it was given a let-off in the closing stages when