If you had the printers working when they were connected to the laptop using the USB connection, then you should be able to change the port that the installed printer driver uses to point to the same printer when it is connected to the other computer. You will have to Add a new port, and designate the connection as follows:

\\ComputerName\PrinterName


Link:

http://www.howtogeek.com/howto/windo...dows-7-and-xp/