patents for her stem cell research, which has helped with the development of cancer treatments.Men have always been at the top of the food chain when it comes to running successful businesses or Fortune 500 companies, and it wasn’t until recently that we started hearing about women on the board of directors of some of the world’s biggest companies. While working in Palo Alto in 1991, Asian American scientist Ann Tsukamoto was part of the team that patented the first method of isolating blood-forming stem cells in 1991. patents related to her cataract-removal innovations during her lifetime, in addition to patents in Japan, Canada and Europe. patent related to the procedure in 1988, and received four other U.S. The device she invented was the Laserphaco Probe, which removed cataracts-cloudy blemishes in the eye that can lead to vision loss.īath’s new ways of removing cataracts was faster, more accurate and less invasive than previous methods. Bath was the first Black American to complete a residency in ophthalmology and the first Black female doctor to patent a medical device in the United States. Brown got the idea for the security system because she and her husband worked long hours as an electronics technician, and she often found herself coming home to their apartment and being by herself late at night. Marie Van Brittan Brown was a Black nurse and inventor in New York City who, together with her husband, Albert Brown, patented the first home security system in 1969. Kevlar is used in bulletproof vests and other protective equipment, and has also become a substitute for asbestos since the 1970s, when companies began to scale back on using the cancer-causing material. Kwolek patented the process for making Kevlar in 1966. The most famous one she created was Kevlar-a strong, lightweight and heat-resistant synthetic fiber. Kwolek was a chemist who created synthetic fibers while working at DuPont’s Pioneering Research Laboratory in Wilmington, Delaware. READ MORE: 11 of History’s Fiercest Females Everyone Should Know 6.
After patenting the feeding tube, Blount continued to invent and went on to become a forensic handwriting analyst. Her invention paved the way for modern feeding tubes, which can be inserted into a person’s nose or stomach if the user can’t ingest food orally. Because the machine was too expensive for most households, Cochran sold most of her dishwashers to hotels and restaurants. With her patent secure, she founded Cochran’s Crescent Washing Machine Company. Previous attempts at dishwashers had used scrubbers, but Cochrane’s design was more effective because it used water pressure to clean the dishes. The result was the first commercially-successful dishwasher, which Cochrane patented in 1886. Cochrane found her brief exposure to housework unpleasant, and resolved to build a machine that could wash the dishes for her. Cochrane employed servants to perform housework in her mansion, but started washing her fine china herself when she discovered some of the servants had accidentally chipped them. Cochran was a wealthy socialite in Shelbyville, Illinois when she got the idea to invent a dishwasher. READ MORE: 8 Black Inventors Who Made Daily Life Easier 3. With her Cabinet-Bed, Goode-who was born into slavery and won her freedom after the Civil War-became one of the first Black women to patent and invention with the U.S.
Goode’s invention predated the 20th century’s pull-down Murphy beds and pull-out sofas. Goode received a patent for her “Cabinet-Bed.” The new piece of furniture was a desk that folded out into a bed, allowing the user to save space in a tiny apartment. In 1885, a Chicago inventor and furniture store owner named Sarah E.
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