Promethean TV uses Material Design for Angular
The Angular Material Design framework is used by the Promethean TV Broadcast Center Tool and provides a common set of UI/UX elements on top of Angular.
Youpooly Corp. uses Material Design for Angular
Used the concept idea of Material Design from Google for our basic UI. This one is a great implementation source for our Angular Framework.
Vizzbuzz uses Material Design for Angular
The main application uses this, it's great and solid base for app development in AngularJS.