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Which inventor has the largest number of patents?

Gurtej Sandhu

Shunpei Yamazaki

Fujio Masuoka

Shuji Nakamura

Shunpei Yamazaki is a Japanese inventor in the field of computer science and solid-state physics. He is a prolific inventor listed on 5,029 U.S. utility patents, as of December 19, 2017. In 2005 he was named as the most prolific inventor in history by USA Today.

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Abdulla Al Muhairi wikipedia → Shunpei Yamazaki

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Answers by country

the United States

12%

50%

12%

26%

50

Austria

11%

47%

19%

19%

36

Pakistan

0%

46%

46%

6%

15

Poland

8%

41%

25%

23%

2950

the Netherlands

5%

41%

29%

23%

17

the Philippines

18%

40%

18%

22%

22

Germany

8%

33%

30%

27%

195

the United Kingdom

23%

32%

25%

18%

43

India

15%

30%

34%

16%

155

Australia

9%

23%

42%

19%

21

Switzerland

21%

18%

25%

31%

32

Nepal

18%

18%

45%

18%

11

When was the first electronic computer created and what was its name?

in 1945 - Eniac

in 1943 - Colossus

in 1939 - Atanasoff-Berry ABC

in 1941 - Zuse's Z3 machine

Ubuntu is the most popular Linux distribution, developed by Canonical Software owned by Mark Shuttleworth. What else is Mark famous for?

being a movie star

being an Olympic games attendant

being an astronaut

owning a submarine

What material is computer's processor made of?

single crystal ruby

single crystal silicon

silicon polycrystal

How long does patent protection last?