According to Black Facts Online: “Norma Merrick Sklarek [was] the first licensed woman architect in the U.S., and the first African American woman to become a fellow in the American Institute of Architects.” Tweet

Joseph Dickinson received several patents for his various reed organ inventions. He also invented a mechanism for the player piano which allowed sheet music to be able to be rotated in a forward or backward motion. Tweet

George Sampson invented the clothes dryer. He received a patent for his invention on June 7, 1892. Tweet

John Pickering invented the modern day blimp. He powered it via an electric motor. He also built his blimp to have directional controls. Tweet

Frederick Jones invented the thermostat and the temperature control system. He received a patent for this invention on February 23, 1960. Tweet

Mark Dean is a scientist who made great contributions to the invention of the ISA bus. This device allows computers to quickly communicate with each other, thereby making computers fast and efficient. Dr. Bus also headed the design team that invented the one-gigahertz computer processor chip. Tweet

Donald Cotton is the inventor of nuclear reactor propellants. Tweet

On November 28, 1899, Archia Ross received a patent for his invention of the pants suspender. At the time of his invention the suspenders were also known as “trouser supports and stretchers.” Tweet