This is a selection from my research with animations with sounds that have inspired me to create my logo animation

http://www.surfacevision.com/3d-animatedlogos.html
http://www.logotree.com/animated-logo-design/animated-logo-sample-20.htm
http://www.logo-animator.com/
http://www.youtube.com/watch?v=ZmfiIqzdIbM
http://www.youtube.com/watch?v=GdN1iP96b_c
http://www.youtube.com/watch?v=hNIJDKv9FYk&feature=related
http://www.youtube.com/watch?v=q3utPNHU70E
http://www.youtube.com/watch?v=o1hQ28hAFnY
http://www.youtube.com/watch?v=oxhJUv9zhO4&feature=related