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Garrett Augustus Morgan Sr. (March 4, 1877 – July 27, 1963) was an American inventor, businessman, and community leader.His most notable inventions were a type of three-way traffic light, [1] and a protective 'smoke hood' [2] notably used in a 1916 tunnel construction disaster rescue.
[1]: 386–7 After witnessing an accident between an automobile and a horse-drawn carriage, inventor Garrett Morgan filed a U.S. patent for a traffic signal. [20] Patent No. 1,475,024 was granted on 20 November 1923 for Morgan's three-position traffic signal. [21] A further development of traffic signals were staggered systems.
It’s been a century since Garrett Morgan patented the three-position traffic signal. Sandra Morgan, his granddaughter, says she’s fought to keep his legacy alive.
Like Wire, Potts did not apply for a patent. The first inventor of a traffic light to do so was Garrett Morgan, who in 1923 patented his invention of a three-way traffic light with "STOP" and "GO" signals, as well as a third signal for pedestrians. Morgan eventually sold his patent to General Electric, who began mass-producing traffic lights ...
#15 Garrett Morgan Invented What Would Become The Yellow Traffic Light. ... Morgan invented a third signal on the traffic light, which we now know as the yellow light that tells us to slow down ...
U.S. patent no. 1,475,024 was granted to African-American inventor Garrett Morgan for the first three-position traffic light (with a red-amber-green signal for stop, caution and go respectively) still in use a century later. Morgan had applied for the patent on February 27, 1922.
Garrett Morgan; an African American inventor who patented the traffic signal; Dr. Charles Drew; an African-American physician, who modernized methods to preserve blood plasma. Dr. An Wang; an Asian-American inventor with patents involving the basic digital computer machine. Philip Stevens; a Native American inventor of defense system missiles.
In the early 20th century, Garrett A. Morgan, who invented the gas mask and traffic signal, faced racial prejudice in the marketplace. To avoid discrimination, he hired white actors to demonstrate his inventions at trade shows. [11]