This is a little different though, as the company is named after the product now.. I don't know of any for-profit companies that have done this but the Blender Foundation has gotten on just fine.
So the new name is not so much deliberately chosen to provoke confusion as it is to reduce confusion.
source: worked there
Edit: the title of this submission should really be "10gen: the MongoDB Company shortens their name to MongoDB, Inc." Less attention-grabby, more truthy.