There are some on http://labs.jboss.com/files/jbosslabs/design/seam/seamicon/index.htm
Perhaps you can use the illustrator source to scale to needed size and then make that transparent in some suitable softeware...
The Created and running on logo is too small, will look awful on printed material.
Dropped for now unless someone has a better one.
Richfaces logo massive so that's not a problem.
Ok, I hacked on together