Chester Carlson invents a dry printing process called electro photography, now called xerography.
The first highspeed printer is developed by Remington-Rand.
The original laser printer, called EARS, developed at the Xerox Palo Alto Research Center.
The inkjet printer is invented.
Hewlett-packard releases the popular Laserjet 4, the first 600 x 600 dots per inch resolution laser printer.