A few random examples:
1. Nettalk learning how to read
Video: http://www.youtube.com/v/gakJlr3GecE
2. Dror, Zagaeski & Moss (1995) Three-Dimensional target recognition via sonar: A neural network model doi:10.1016/0893-6080(94)00057-S
3. Object recognition using neural networks at Google
4. App made by HKU cognitive science alumni