As a fur trader in northern Canada in the early 1900s, Clarence Birdseye saw Inuit people use wind and ice to flash freeze freshly caught fish. Birdseye would apply this technique to other goods, innovating the market for frozen foods.

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7 Celebrities You Didn’t Know Were Inventors

Since 1790 there have been more than eight million patents issued in the U.S. Some of them have been given to great inventors. Thomas Edison received more than 1,000. Many have been given to ordinary people who thought of a better way of doing things. And a few have been given to people you