Printers are displayed in Control Panel\Hardware and Sound\Devices and Printers often with a vendor supplied icon.
Is it possible to replace that with a custom icon?
Where YOURNAME is your user account name. There you will see subfolders corresponding to your installed devices. Within each sub folder you'll see a folder named 'DeviceInformation'. Within that folder is the icon for your device.
You can either replace the icon itself. Or, you can edit the DeviceInfo.xml file and specify a different icon to use.
The location has changed for Windows 8.1. It's now: