Who Invented Laser Printers
Even 20 years later they are still widely used.
Who invented laser printers. The original laser printer was known as ears and was completed in palo alto california. The first commercial laser printer was released by ibm in 1976. Until the early 1980s hardly anyone had a personal or office computer. It was designed to be used with the univac.
The first high speed printer was developed by remington rand in 1953. 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. Who invented laser printers. The drum then selectively collects electrically charged powdered ink and transfers the image to paper which.
26 at a hospital in orlando fla. Cats and audience members alike love handheld laser pointers. Presentations laser pointers 4 ever. The history of computer printers began in 1938 when seattle inventor chester carlson 1906 1968 invented a dry printing process called electrophotography commonly called a xerox which was to be the foundation technology for decades of laser printers to come.
The laser printer invented by gary starkweather whose dec. This made them a go to choice for presenters especially with clunky overhead projectors that used data heavy slides. 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. Laser printing is an electrostatic digital printing process.
This machine later became the xerox 9700 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. Laser technology became cheap affordable and ubiquitous in the 90 s. Charles babbage designed the first mechanical printer in the 1800s for use with the difference engine that he also developed in 1822.
Gary starkweather an engineer and inventor who designed the first laser printer bringing the power of the printing press to almost anyone died on dec. The laser printer was invented at xerox in 1969. Designed for data centres the ibm 3800 replaced line printers and was capable of a high volume of printing offering speeds of. 26 death at 81 has been reported this week.
The earliest model was based on the company s own xerographic copiers and was modified according to the requirements of a printer.