HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\ServicesUsing regedit, delete the items you don't want to see any more. Of course, take care not to delete useful services! The items will not be removed from the Control Panel until you reboot.
Computer Tips - How do I delete a service from Services in the Control Panel?
Date: 2008jan31 OS: Windows Q. How do I delete a service from Services in the Control Panel? A. The services you see in there correspond to