Inorder to change the owner of the table to dbo, we can do like this.
sp_changeobjectowner '<tablename>', 'dbo' GO
This stored procedure only works with the objects available in Microsoft SQL Server 2000. This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use this feature. Use ALTER SCHEMA or ALTER AUTHORIZATION instead