Braille: Is named after Louis Braille, the creator. Braille lost his eyesight due to a childhood accident. At the age of 15, he developed a code for the French alphabet. Braille characters are small rectangular blocks, which have raised dots. The arrangement of dots distinguish one character from another. Braille is read with the fingers rather than eyes. It can be used to read and write almost anything.
Dyson: Is named after James Dyson, the British inventor, designer and founder of the Dyson company. He is best known for the inventor of the cyclone bag-less vacuum cleaner. It took 5 years to design the vacuum cleaner and he had to set up his own company due to the UK market being unwilling to purchase his invention.
Hopper: Is named after Grace Hopper, an American computer scientist who led the development of COBOL – a high-level computing programming language. In 1928, she graduated in mathematics and physics. She developed a working computer, then went on to develop COBOL: In the 1950s a language that resembles English language rather than code. COBOL is still in use today.