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Lightning rod was invented by Benjamin Franklin when he tried to make his kite touch the thunder storm/bolt.
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Steam engine was invented by James Watt.
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Steamboat was invented by John Fitch.
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Electric motor was invented by Michael Faraday
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Refrigerator was invented by Jacob Perkins.
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Dynamite was invented by Alfred Nobel
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Gasoline carburettor was invented by Daimler.
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Cathode ray tube was invented by William Crookes
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Diesel engine was invented by Rudolf Dies
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Jet engine was invented by Frank Whittle and Hans von Ohain