Who Invented Laser Printer

Researcher gary starkweather is credited with its research and development and by the year 1971 he had brought into being a fully functional networked printer system.

Who invented laser printer.

Specifically gary starkweather invented the laser printer in 1969 at the xerox research lab in webster new york. The first high speed printer was developed by remington rand in 1953. A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation the term laser originated as an acronym for light amplification by stimulated emission of radiation. It was designed to be used with the univac.

It produces high quality text and graphics and moderate quality photographs by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a drum to define a differentially charged image. Woolworth s north american data center in milwaukee wisconsin in 1976 the ibm 3800 printing system was the industry s first high speed laser printer. It was a laser printer that operated at speeds of more than 100 impressions per minute. This machine later became the xerox 9700 laser printer.

Maiman at hughes research laboratories based on theoretical work by charles hard townes and arthur. The first commercial laser printer was released by ibm in 1976. Our company s first laser printer. In 1938 the american physicist and inventor chester carlson 1906 1968 see the nearby image invented a dry printing process called later xerography the word comes from the greek for dry writing the foundation technology for copiers and laser printers to come carlson applied for patent in 1939 and in 1942 the patent was granted us patent 2297691.

The original laser printer was known as ears and was completed in palo alto california. The few people who did made hardcopies printouts with dot matrix printers these relatively slow machines made a characteristically horrible screeching noise because they used a grid of tiny metal needles pressed against an inked ribbon to form the shapes of letters numbers and symbols. The drum then selectively collects electrically charged powdered ink and transfers the image to paper which. Laser printing is an electrostatic digital printing process.

Designed for data centres the ibm 3800 replaced line printers and was capable of a high volume of printing offering speeds of. The laser printer was invented at xerox in 1969. Who invented laser printers. The earliest model was based on the company s own xerographic copiers and was modified according to the requirements of a printer.

We know laser printing best because we invented it. We invented laser printing. Until the early 1980s hardly anyone had a personal or office computer. According to ibm the very first ibm 3800 was installed in the central accounting office at f.

Charles babbage designed the first mechanical printer in the 1800s for use with the difference engine that he also developed in 1822. The laser printer is arguably the greatest invention made in a xerox research center xerox s chief technology officer steve hoover said in 2017 in marking the 40th anniversary of the.