Gary Starkweather, who worked in Xerox’s product development department, had the idea of using a laser beam to “draw” an image of what was to be copied directly onto the copier drum.
invented by Wilson Greatbatch
A cardiac pacemaker (or artificial pacemaker, so as not to be confused with the…
invented by John Ambrose Fleming
The Fleming valve, also called the Fleming oscillation valve, was a thermionic…
invented by Ernst Ruska
An electron microscope is a microscope that uses a beam of accelerated…
invented by James Martin
In aircraft, an ejection seat or ejector seat is a system designed to rescue…
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Inventions that changed the world
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