Vishvakarma

The all-maker, the builder, architect, armorer of the Gods in the Puranas and epics.

His daughter is Samjna.

The Vishvakarma of the Puranas and Epics is identical to the Tvashta of the Rig Veda. He is also called the son of Tvashta, whom he fathered with a demoness.

The Vishvakarma of the demons is Mayasura, the demon (asura) Maya.

Read about Vishvakarma here
http://utkarshspeak.blogspot.com/2010/09/lord-vishwakarma.html