James Paige
Paige received a patent for the Mark Twain funded Paige Typesetter, a competitor to the linotype machine patented by Ottmar Mergenthaler.

Alice H. Parker
Invented a new and improved gas heating furnace.

Louis Parker
Louis Parker received a patent for the first television receiver.

John Parsons
John Parsons' invention changed the control of machines and industrial processes to make more precise functions.

Blaise Pascal
The French scientist, Blaise Pascal has been credited with inventing the very first digital calculator.

Louis Pasteur
Louis Pasteur discovered that most infectious diseases are caused by germs, known as the "germ theory of disease". Pasteur created inventions based on fermentation, such as improved brewing methods and pasteurization. The history of pasteurization.

Robert Patch
Invented a toy truck at the age of six.

Arthur Paul Pedrick
The king of wacky patents.

Lester Pelton
Invented a type of free-jet water turbine called the Pelton Wheel or Pelton turbine.

John Pemberton
Invented Coca-Cola.

Edwin Perkins
Edwin Perkins invented Kool-Aid in 1927.

Jacob Perkins
Jacob Perkins was a noted inventor of various types of machinery including steel engraving plates for bank notes.

Charles Plank
Charles Plank co-invented the first zeolite catalyst, which made gasoline production possible.

Roy Plunkett
Roy Plunkett invented tetrafluoroethylene polymers, known as Teflon.

Valdemar Poulsen
The arc transmitter which - contrary to all previous types of radio transmitters - generated continuous radio waves was invented by the Danish engineer Valdemar Poulsen in 1902. Poulsen also invented the telegraphone, for recording telephone conversations.

Joseph Priestley
Priestley invented soda water and co-discovered oxygen.

Dr. Dietrich Prinz
Dr. Dietrich Prinz wrote the original chess-playing program for a general purpose computer.

Gaspard de Prony
Famous mathematician who invented the Prony brake - dynamometer.

James Puckle
Inventor of the Puckle gun

George Pullman
George Pullman invented the Pullman Sleeping Car in 1857. The history of railroads.

Michael Pupin
Michael Pupin improved the quality of long-distance telephone and telegraph transmissions.

Willam Purvis
Invented several inventions including an improved fountain pen.

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