15 Best Inventions Of Earlier Women That Changed The World

Today the works of women is making its final steps. We need to salute those women who are the creators of some of today’s creations. At the end of 20th century only 10 percent of all patents were awarded to female investors but those days women have faced many hardship to get their patent and receive credit for their ideas. In this article, we’ll salute those women for their valuable inventions.

1. Diapers

Tired mom and housewife Marion Donovan in 1917, sat at a sewing machine with a shower curtain, and after several attempts to create a waterproof covering for the diaper. Donovan design did not cause diaper rash and stings the baby’s skin.

2. Wi-Fi

Hedy Lamarr in 1941, patented a secret means of communication, which dynamically changes the broadcasting frequency to hinder enemy interception. Since 1962, this product was used in the American torpedoes, and is now used in mobile and Wi-Fi.