AR app development

Check out

-- a multi-disciplinary project consortium.

-- addresses new interfaces between humans and the real and virtual environment.

-- defines itself through project work.

They've got a bunch of projects including:

3D Teleconferencing

The Magic Pen

Virtual Reality Aided Modeler (VRAM)

Also, be sure to check out Shared Reality, an AR software and consulting group from Germany. Looks like they have a lot going on.