African American Scientists and Inventors

Which inventor developed a method to store blood plasma, leading to the creation of blood banks?

• Charles Drew

• Daniel Hale Williams

• Percy Julian

• George Washington Carver

Who invented the gas mask and the three-position traffic signal?

• Garrett Morgan

• Lewis Latimer

• Elijah McCoy

• Granville Woods

Which African American inventor held over 50 patents, including for the multiplex telegraph?

• Granville Woods

• Lewis Latimer

• Garrett Morgan

• Elijah McCoy

Who invented a device to improve the safety and efficiency of elevators?

• Alexander Miles

• Granville Woods

• Lewis Latimer

• Garrett Morgan

Which inventor is credited with developing the first successful open-heart surgery technique?

• Daniel Hale Williams

• Charles Drew

• Percy Julian

• Garrett Morgan

Who was the first African American woman to receive a patent, for her invention of a folding cabinet bed?

• Sarah Boone

• Marie Van Brittan Brown

• Alice H. Parker

• Sarah E. Goode

Who was the first African-American to receive a patent?

• Thomas Jennings

• George Washington Murray

• Judy Reed

• Lewis Latimer

Which African-American inventor received patents for eight inventions while serving as a U.S. congressman?

• George Washington Murray

• Judy Reed

• Granville T. Woods

• George Washington Carver

Who invented a way of making carbon filaments for light bulbs?

• George Washington Murray

• Lewis Latimer

• Alexander Graham Bell

• George Washington Carver

Who invented a messaging device to prevent accidents between trains?

• George Washington Murray

• Judy Reed

• Granville T. Woods

• Elijah McCoy