10 Inventores que não ficaram ricos com suas invenções

10 Inventors who were not rich with his inventions
They revolutionized their areas , but they were not rich .
The inventor of the mouse, Doug Engelbart American , died at age 88 earlier this month without ever having made money with his invention .
Like him, other inventors have created devices and technologies used today throughout the world , but they were not rich with its innovations .
Below , check out a list made by the BBC with ten of these inventors :

1. AK -47
Ficheiro:Michael Kalashikov.jpg
The Kalashnikov , or AK -47 was invented by Soviet soldier Mikhail Kalashnikov while he was recovering in hospital from injuries sustained during the Second World War .
According Kalashnikov , his creation would aim to help your country.

2. LEDs
File:Nick Holonyak Jr.jpg
When the American Nick Holonyak Jr. developed the first LED in 1962 , his prediction was that one day this technology (currently used in lamps and televisions ) replace the lamp Edison .
Holonyak colleagues say he should have received the Nobel Prize for his invention , but he is more humble : " It is ridiculous to think that someone owes you something . We're lucky to be alive ," he says .

3. Notepad Post-It
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Art Fry
The company sells 3M billion blocks of Post-It notes a year, but its creators say they have gotten rich with the invention.
The Post-It was a co-creation of Art Fry and Spencer Ferguson Silver . Silver in 1968 developed an adhesive that could be easily removed after stick to a surface . And Fry applied such adhesive bookmark to mark the pages of his book of sheet music .

4. The truncated-tip Sapphire stylus

The English engineer Marie Killick invented the needle sapphire used on turntables in 1945 , but could not license it .
Despite years of litigation , Killick never made ​​money with his invention . In 1958 , she won a lawsuit against the electronics company Pye , but went bankrupt the following year .

5. Hovercraft

The British engineer Christopher Cockerell used a vacuum cleaner and cans to test his theories while developing Hovercraft - a vehicle that is supported by a cushion of air and is able to traverse different types of soil and move in the water.
The first major test of the hovercraft was crossing the English Channel in 1959 .
Cockerell was knighted , but struggled for years to receive a modest remuneration for his invention of the National Research Development Corporation, a non-governmental organ created to transfer technology from the public sector to the private sector .

6. Tetris
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The Russian computer programmer Alexey Pajitnov developed Tetris game along with colleagues at a research center funded by the Russian government in 1985 .
He only began to receive royalties for the invention 10 years later, when the company formed The Tetris Company .

7. Wind-up radio
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The Englishman Trevor Baylis , inventor of the crank -powered radio , said recently that it can no longer afford to live in their home in the upscale neighborhood of Twickenham , in London , because , despite the million unit sales worldwide , the company with which he did business just stirring in product design and he lost his rights over it .
" Most of us do not do this for money," says Baylis . " I know I left my mark with the radio and other things that came up . "

8 . Karaoke machine

The Japanese businessman Daisuke Inoue played drums in a band support , in a bar where anyone could grab the microphone and sing .
Once, when he could not be present at one of the concerts , Inoue decided to record their accompanying music on a tape .
After that , he rode 11 karaoke equipment that could be rented. However , as the invention was not patented , Inoue not earned virtually nothing with its creation .

9 . MP3

The MP3 has quickly become the standard for transferring music over the internet .
The audio engineer has contributed to the audio compression format MPEG Audio Layer 3, more commonly known as MP3.
The doctoral German Karlheinz Brandenburg began working on the project that would result in this type of file in 1980 , but ended up preferring to market it as shareware - software available for free , but with some limitations .

10 . World Wide Web
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The Englishman Tim Berners - Lee created the web to help scientists working at the European Organization for Nuclear Research ( known as CERN ) , but he also did not get rich .
Berners - Lee says that the secret of the rapid success of his invention was precisely the fact that it is available to everyone.

Source: bbc.co.uk

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