The Charlotte Bobcats and the Oklahoma City Thunder.
7 games won
Charlotte Bobcats only...
they have won one championship back in 1963
No, they have never won an NBA Championship.
The Cleveland Cavaliers and the Charlotte Bobcats both have not won a title, but I'm sure there is more.
The bobcats pacers cavs thunder hornets Clippers timberwolves
They haven't ever won a championship.....