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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]
Mary Beatrice Davidson Kenner (May 17, 1912 – January 13, 2006) was an American inventor most noted for her development of the adjustable sanitary belt. [1] Kenner received five patents, which includes a carrier attachment for invalid walker and bathroom tissue dispenser.
In the nineteenth century, woman made up just 1% of all inventors who received United States patents. Unfortunately, little is known about most of these women, but Tracy is an exception. Tracy received much notoriety and fame for her innovations. So much so that many of her inventions received extensive public acclaim in Chicago newspapers.
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Pages in category "Women inventors" The following 139 pages are in this category, out of 139 total. This list may not reflect recent changes. *
Marian Rogers Croak (born May 14, 1955) is an American engineer known for her voice over IP (VoIP) related inventions. [2] Croak worked for three decades at Bell Labs and AT&T where she filed over 200 patents [3] and works at Google since 2014 where she is Vice President of Engineering, [4] [5] In 2022, she was inducted into the National Inventors Hall of Fame for her work with VoIP.
Second black inventor to issue a patent; invented seed planter and cotton planter. [32] [33] Boahen, Kwabena: 1964– Bioengineer: Silicon retina able to process images in the same manner as a living retina [34] [35] Boone, Sarah: 1832–1905 Inventor Ironing board allowing sleeves of women's garments to be ironed more easily [36] [37] [38 ...