The Wright brothers.
Steam 1672, but Karl Benz is credited with inventing first modern internal combustion engine design in 1885.
The motorized airplane, lightweight two piston airplane engine, and the first glider.
Alessandro Volta is credited with inventing the first battery in 1800. His invention, known as the Voltaic pile, was the first electrochemical cell capable of producing a steady electric current.
a Dutch spectacle-maker from Middlburg credited with inventing, or contributing advances towards the invention of the first telescope. Jansen is sometimes credited for inventing the first truly compound microscope.
A. Igor Sikorsky
Igor Sikorsky
In 1961, Leonard Kleinrock was the first to publish a paper about the idea of packet switching, which is essential to Internet. Sources: http://www.chacha.com/question/who-is-credited-for-inventing-the-internet
Karl Benz
Herbert A. Gilbert is credited with inventing the first electronic cigarette in 1963.
Henry Parmelee is credited with inventing the first open head sprinkler system. The piano company owned by Henry Parmelee was the first building in the United States that had a fire suppression system.
Thomas Edison is credited with inventing the first practical light bulb in 1879.
Wilbur and Orville Wright are credited with inventing the airplane.