The LA Lakers won in 1999
Denver NuggetsNew Jersey NetsMinnesota TimberwolvesOrlando MagicLA ClippersSacramento KingsMany other NBA teams have also NOT won an NBA Championship.
The Boston Celtics have won the NBA Championship 17 teams, the most by any team.
The NBA does uses a seeding format. There are technically no wildcard teams involved.
Lakers and Celtics
The Charlotte Bobcats and the Oklahoma City Thunder.
The bobcats pacers cavs thunder hornets Clippers timberwolves
The Philadelphia 76ers won the NBA Championship in 1983.
No, they have never won an NBA Championship
it was the Boston celtics and the los angeles lakers. Boston won the best of 7 series and won the championship
Only two NBA teams play in one year's championship game.