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The hot comb was an invention developed in France as a way for women with coarse curly hair to achieve a fine straight look traditionally modeled by historical Egyptian women. [44] However, it was Annie Malone who first patented this tool, while her protégé and former worker, Madam C. J. Walker, widened the teeth. [45]
Women inventors have been historically rare in some geographic regions. For example, in the UK, only 33 of 4090 patents (less than 1%) issued between 1617 and 1816 named a female inventor. [1] In the US, in 1954, only 1.5% of patents named a woman, compared with 10.9% in 2002. [1]
American women inventors (218 P) Pages in category "Women inventors" The following 128 pages are in this category, out of 128 total.
On International Women’s Day, here’s a look at some of the most important inventions created by women
Sue O'Connor Australian archaeologist, discovered the world's oldest fish hooks which were found in an adult female's grave Vanessa Pirotta (fl. 2020s), wildlife scientist employing innovative technologies
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With Samuel Smith, Sherman co-invented Scotchgard, which soon become one of the most famous and widely used stain repellent and soil removal products in North America. The invention of Scotchgard was sparked by an accident. Sherman and coworkers were initially assigned to develop a rubber that could be used for jet fuel hoses. [2]
Giving up on partnering with companies to manufacture her invention, the patent expiring in 1920. [10] [1] According to the National Inventors Hall of Fame, her invention was simply ahead of its time, and other companies and entrepreneurs were able to profit off her original ideas. [10]