Frederick McKinley Jones

Before Frederick McKinley Jones developed the automatic refrigeration equipment used in long-haul trucks transporting perishables in the late 1940s, the only way to keep food cold en route to delivery destinations was by using ice. Thanks to his invention, grocery stores were able to buy and sell products (many of which you probably purchase regularly) from far distances without the risk of them spoiling during transport. Jones’ technology was also used to transport blood during World War II.

Per: History

Alexander Miles

Anyone who’s ridden modern elevators has Alexander Miles to thank for the stair alternative’s automatic doors. Prior to his design’s 1867 patent, riders had to manually open and close two … Continue reading Alexander Miles

Dr. Patricia Bath

A true visionary, Dr. Patricia Bath became the first female African American medical doctor to receive a medical patent when she invented a laser cataract treatment device called a Laserphaco Probe in … Continue reading Dr. Patricia Bath

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