This is good stuff. Make them extension methods though to clean up your code a little more. For example:
//Replaces OnMyEventRaised boiler-plate code
//Usage: SafeInvoker.RaiseEvent(this, MyEventRaised)
public static void Raise(this EventHandler eventToRaise, object sender)
{
EventHandler eventHandler = eventToRaise;
if (eventHandler != null)
eventHandler(sender, EventArgs.Empty);
}
Now on your events you can call: myEvent.Raise(this);