Historic Innovators: 9 Great African-American Women Inventors
The numbers of women suffering chemical burns while applying dyes, relaxers and perms to their hair may have decreased after Carol Randall was granted a patent for her ear clips on November 20, 1990. As noted in the patent, the ear clips were designed to “hold the ears in a position folded forward and down to allow unobstructed access to the hairline area behind the ears.”