Elijah J. McCoy
Automatic engine lubricator
Patented a device that continuously lubricated operating steam engines and locomotives.
View ProfileIdeas that changed everyday life. Courage that opened doors.
Explore 100 lives and the contributions that shaped our world.
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Automatic engine lubricator
Patented a device that continuously lubricated operating steam engines and locomotives.
View ProfileElectric-light manufacturing improvements
Patented improvements related to carbon filaments and the manufacture of electric lamps.
View ProfileRailway communications and electrical systems
Developed and patented electrical railway, power-distribution, and communication improvements.
View ProfileMobile refrigeration system
Patented practical refrigeration equipment for trucks and other vehicles.
View ProfileAffordable synthesis of important medicines
Developed chemical processes for producing medicines and hormones from plant materials, including a lower-cost route connected with cortisone production.
View ProfileLaserphaco cataract treatment
Invented and patented a laser-based device and method for removing cataracts.
View ProfileAutomatic engine lubricator
Patented a device that continuously lubricated operating steam engines and locomotives.
View ProfileElectric-light manufacturing improvements
Patented improvements related to carbon filaments and the manufacture of electric lamps.
View ProfileRailway communications and electrical systems
Developed and patented electrical railway, power-distribution, and communication improvements.
View ProfileMobile refrigeration system
Patented practical refrigeration equipment for trucks and other vehicles.
View ProfileSafety hood and traffic-signal improvement
Patented a protective breathing hood and later a three-position traffic signal.
View ProfileSanitary belt and accessibility inventions
Patented an adjustable sanitary belt and later patented improvements for walkers, bathroom tissue holders, and bathing aids.
View ProfileHome security and closed-circuit monitoring system
Co-invented a home-security system using a camera, monitors, two-way audio, remote door control, and an alarm.
View ProfileImproved ironing board
Patented a narrow, curved ironing-board design suited to sleeves and fitted clothing.
View ProfileMultiple-effect sugar evaporation
Patented a safer, more efficient system for evaporating sugar-cane juice under vacuum.
View ProfileDry-scouring process
Received a patent for a method of cleaning clothing called dry scouring.
View ProfileIBM personal-computer architecture
Co-developed computer architecture that allowed peripheral devices to connect efficiently to IBM personal computers.
View ProfileElectret microphone
Co-invented the foil-electret microphone, a compact and dependable sound-conversion technology.
View ProfileInterchangeable video-game cartridges
Led development of the Fairchild Channel F, an early home console using programmable interchangeable game cartridges.
View ProfileSuper Soaker and energy technologies
Invented a high-powered water toy while working on an experimental heat-pump system.
View ProfilePrecision electrical resistors
Patented improved electrical resistors and control components used in electronic equipment.
View ProfileHair-care manufacturing and national sales enterprise
Developed and marketed hair-care products while building a large manufacturing, training, and sales organization for Black women.
View ProfileFirst African American woman with a pilot's license
Earned an international pilot's license from the Federation Aeronautique Internationale after U.S. flight schools refused to admit her.
View ProfileAutomatic elevator-door improvements
Developed a mechanism that opened and closed elevator cabin and shaft doors automatically.
View ProfileAdvances in internet voice communication
Helped develop technologies that carry voice calls as digital information over the internet.
View ProfileAntennas that conform to a vehicle’s shape
Designed lightweight antenna systems that fit the contours of aircraft, spacecraft, and other vehicles.
View ProfileAutomatic shoe-lasting machine
Invented a machine that mechanized the difficult task of shaping a shoe upper and attaching it to the sole.
View ProfileThe toggle harpoon
Developed a pivoting harpoon head known as Temple’s toggle.
View ProfileSafer railroad-car coupling
Patented an improvement to the automatic coupler used to connect railroad cars.
View ProfileMachines for breadmaking and breadcrumbs
Patented equipment that mechanized dough kneading and turned older loaves into useful breadcrumbs.
View ProfileAgricultural machinery and recognition for inventors
Patented farm machinery with attachments for tasks including planting, fertilizing, and harvesting.
View ProfileHigh-speed semiconductor memory
Helped develop semiconductor memory systems for the ILLIAC IV supercomputer.
View ProfileAffordable synthesis of important medicines
Developed chemical processes for producing medicines and hormones from plant materials, including a lower-cost route connected with cortisone production.
View ProfileLaserphaco cataract treatment
Invented and patented a laser-based device and method for removing cataracts.
View ProfileBlood-plasma storage and blood-bank systems
Advanced methods for processing and preserving blood plasma and helped organize large-scale blood banks.
View ProfileSeparation of craniopagus twins
Led the Johns Hopkins surgical team that separated the Binder twins, who were joined at the back of the head.
View ProfileCrop rotation and agricultural research
Promoted crop rotation and developed practical uses for peanuts, sweet potatoes, and other crops.
View ProfileSeed planter and cotton planter
Patented machines designed to plant seed and cultivate crops more efficiently.
View ProfileInjectable treatment for leprosy
Developed a method that made chaulmoogra-oil compounds injectable and absorbable.
View ProfileEarly successful pericardium repair
Repaired a wound to the pericardium of a stabbing victim who survived.
View ProfilePioneering cancer chemotherapy research
Developed methods for testing and selecting chemotherapy drugs for individual tumors.
View ProfileFirst Black woman neurosurgeon in the United States
Completed neurosurgical residency in 1981, becoming the first Black woman neurosurgeon in the United States.
View ProfileAstronomy, almanacs, and federal-district survey work
Performed astronomical calculations, published almanacs, and assisted the survey team establishing the District of Columbia's boundaries.
View ProfileA milestone in theoretical physics
Became the first Black woman to earn a doctorate at the Massachusetts Institute of Technology.
View ProfileFirst Black woman to earn a U.S. medical degree
Graduated from the New England Female Medical College and practiced medicine for underserved communities.
View ProfileA pioneering doctorate in bacteriology
Became the first Black woman to earn a doctorate in a natural science in the United States.
View ProfileA milestone in zoology
Became the first African American woman to earn a doctorate in zoology.
View ProfileResearch on fertilization and early development
Studied how marine organisms’ eggs fertilize and develop, emphasizing the role of the cell surface.
View ProfileExperimental studies of insect behavior
Investigated how insects learn and respond to their surroundings through carefully designed experiments.
View ProfileNASA orbital calculations
Calculated and verified flight trajectories for major U.S. space missions, including John Glenn's orbital flight and Apollo missions.
View ProfileMathematical foundations used by GPS
Created precise mathematical models of Earth's shape using satellite data.
View ProfileFirst Black woman in space
Flew aboard Space Shuttle Endeavour as a mission specialist on STS-47.
View ProfileFirst African American in space
Flew aboard Space Shuttle Challenger on the STS-8 mission.
View ProfileNASA mathematician and programming leader
Became the first Black supervisor at the National Advisory Committee for Aeronautics and later led programmers using FORTRAN at NASA.
View ProfileNASA's first Black woman engineer
Became NASA's first Black female engineer after overcoming barriers to obtain required graduate coursework.
View ProfileUltraviolet camera/spectrograph for Apollo 16
Invented an ultraviolet imaging device that astronauts placed on the Moon during Apollo 16.
View ProfileComputer programming for aerospace and energy
Developed computer programs for aerospace research, including work associated with the Centaur rocket stage.
View ProfileLandsat image processing and illusion transmitter
Helped develop the processing systems that turned Landsat satellite data into useful images of Earth.
View ProfileArctic exploration and expedition skills
Played a central role in Robert Peary’s Arctic expeditions through navigation, sledging, and practical survival skills.
View ProfileLaser physicist and Space Shuttle astronaut
Flew aboard Challenger on STS-41B, becoming the second Black American in space.
View ProfileFirst African American spacewalker
Became the first African American to conduct a spacewalk during the STS-63 mission.
View ProfileAstronaut and NASA administrator
Led NASA after a career as a Marine Corps aviator and Space Shuttle astronaut.
View ProfileFirst Black justice of the U.S. Supreme Court
Became the first African American appointed to the Supreme Court of the United States.
View ProfileAbolitionist writer, speaker, and newspaper editor
Used autobiography, public speaking, and journalism to challenge slavery and demand equal rights.
View ProfileUnderground Railroad leadership
Returned to slaveholding territory to guide relatives and others toward freedom.
View ProfileA voice for abolition and women’s rights
Traveled widely as a speaker advocating the end of slavery and the rights of women and African Americans.
View ProfileEducation and national civic leadership
Founded a school for Black girls in Daytona Beach that became part of Bethune-Cookman University.
View ProfileFirst Black woman elected to Congress
Won election to the U.S. House of Representatives and later sought a major party’s presidential nomination.
View ProfileA defining stand against bus segregation
Her refusal to surrender her bus seat helped spark the Montgomery Bus Boycott.
View ProfileLeadership in nonviolent civil-rights action
Helped lead campaigns against segregation and for voting rights through nonviolent protest.
View ProfileInvestigative journalism against lynching
Documented racial violence and challenged false claims used to justify lynching.
View ProfileScholarship and civil-rights organizing
Combined sociological research, historical writing, and organizing to challenge racial inequality.
View ProfileBuilding Tuskegee Institute
Led the development of Tuskegee Institute as a center for Black education and vocational training.
View ProfileBuilding the study of Black history
Founded institutions devoted to African American history and launched Negro History Week in 1926.
View ProfileEducation and Black women’s intellectual leadership
Published A Voice from the South, arguing for education and the full participation of Black women.
View ProfileOrganizing for civil rights and women’s suffrage
Helped found the National Association of Colored Women and served as its first president.
View ProfileGrassroots voting-rights leadership
Organized Black Mississippians seeking the right to register and vote despite violence and intimidation.
View ProfileDeveloping community and student leadership
Helped students build the Student Nonviolent Coordinating Committee after the sit-in movement spread.
View ProfileOrganizing the March on Washington
Served as a central organizer of the March on Washington for Jobs and Freedom.
View ProfileNonviolent action for voting rights
Helped lead sit-ins, Freedom Rides, and the Selma voting-rights campaign.
View ProfileCivil-rights organizing in Mississippi
Worked as the NAACP’s Mississippi field secretary to challenge segregation and racial violence.
View ProfileFirst Black winner of the Academy Award for Best Actor
Won the Academy Award for Best Actor for his performance in Lilies of the Field.
View ProfileFirst Black woman principal dancer at American Ballet Theatre
Was promoted to principal dancer, the highest rank at American Ballet Theatre.
View ProfileAn international career in sculpture
Created marble sculptures exploring history, freedom, and her African American and Native American heritage.
View ProfileLiterature confronting race and identity
Wrote novels, essays, and plays that examined race, identity, belonging, and American life.
View ProfilePoetry of the Harlem Renaissance
Made the language, music, and everyday experiences of Black communities central to his writing.
View ProfileLiterature and the preservation of folklore
Documented Black folklore and created fiction rooted in the speech and experiences of Black communities.
View ProfileNobel Prize in Literature
Became the first Black woman to receive the Nobel Prize in Literature.
View ProfileAutobiography, poetry, and public voice
Published I Know Why the Caged Bird Sings, bringing her life story to a wide readership.
View ProfileFirst Black Pulitzer Prize winner
Won the Pulitzer Prize for poetry for Annie Allen.
View ProfileAn early published African American poet
Published a poetry collection while enslaved, becoming the first African American to publish a book of poetry.
View ProfilePoetry, reform, and public advocacy
Used poetry, fiction, and public lectures to support abolition and women’s rights.
View ProfileSculpture and community arts education
Created sculpture and helped train a generation of artists in Harlem.
View ProfileTelling Black history through painting
Created narrative paintings that explored African American history and everyday experience.
View ProfileA landmark concert at the Lincoln Memorial
Sang before a large integrated audience after being denied access to Constitution Hall because of race.
View ProfileA defining voice in jazz
Became celebrated for vocal range, rhythmic precision, and improvisational scat singing.
View ProfileComposer and orchestra leader
Wrote and arranged a vast body of music while leading one of jazz’s most influential orchestras.
View ProfileA transformative jazz soloist
Changed jazz through inventive trumpet playing, distinctive singing, and an emphasis on the individual soloist.
View ProfileFirst Black Academy Award winner
Won the Academy Award for Supporting Actress for Gone with the Wind.
View ProfilePerformance and international advocacy
Built an international career as a singer and actor while advocating for civil and human rights.
View ProfileIntegrated modern Major League Baseball
Became the first Black player in modern Major League Baseball when he played for the Brooklyn Dodgers.
View ProfileFirst Black champion at major international tennis tournaments
Became the first Black player to win a Grand Slam singles title and later won Wimbledon and the U.S. Nationals.
View ProfileFour gold medals at the Berlin Olympics
Won Olympic gold in the 100 meters, 200 meters, long jump, and 4 × 100-meter relay.
View ProfileThree track gold medals at one Olympics
Became the first American woman to win three gold medals at a single Olympic Games.
View ProfileGrand Slam champion and advocate
Won the U.S. Open, Australian Open, and Wimbledon singles championships.
View ProfileFirst Black world heavyweight boxing champion
Won the world heavyweight championship by defeating Tommy Burns.
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