Women inventors pursue their creative dreams: From doggie car seats to valve-less hydraulic systems, these visionaries keep creating practical products
Windshield wipers, disposable cell phones, Scotchgardâ„¢, the first automatic dishwasher, disposable diapers, Barbie dolls, nonreflective glass, brassieres, CPR mannequins and “whiteout.” These items have one key feature in common-they were all invented by women. Since the U.S. Patent and Trademark Office does not keep gender statistics, it is impossible to know exactly how many patents women hold. One thing is certain: since 1809 when Mary Dixon Kies became the first woman to receive a patent from the government, many other…