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2. 30+ Companies That Changed America - AOL

   www.aol.com/30-companies-changed-america...

   DuPont. 1802. Products that make life easier are the forte of DuPont, creator of chemicals and science-based goods. Thanks to the conglomerate, we have construction materials, personal protective ...

3. The Greatest American Inventions of the Past 50+ Years - AOL

   www.aol.com/greatest-american-inventions-past-50...

   From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.

4. List of largest companies in the United States by revenue

   en.wikipedia.org/wiki/List_of_largest_companies...

   The Fortune 500 list of companies includes only publicly traded companies, also including tax inversion companies. There are also corporations having foundation in the United States, such as corporate headquarters, operational headquarters and independent subsidiaries. The list excludes large privately held companies such as Cargill and Koch ...

5. List of inventors - Wikipedia

   en.wikipedia.org/wiki/List_of_inventors

   Heron (c. 10–70), Roman Egypt – usually credited with invention of the aeolipile, although it may have been described a century earlier; John Herschel (1792–1871), UK – photographic fixer (hypo), actinometer; Harry Houdini (1874–1926) U.S. – flight time illusion; Heinrich Hertz (1857–1894), Germany – radio telegraphy ...

6. List of prolific inventors - Wikipedia

   en.wikipedia.org/wiki/List_of_prolific_inventors

   The 100 known most prolific inventors based on worldwide utility patents are shown in the following table. While in many cases this is the number of utility patents granted by the United States Patent and Trademark Office, it may include utility patents granted by other countries, as noted by the source references for an inventor.

7. 9 Great American Companies That Will Never Recover - AOL

   www.aol.com/news/2012-08-01-9-great-american...

   By Douglas A. McIntyre Many American companies are lauded for their rapid ascents to greatness -- firms that go in a short time from minor players to industry leaders, renowned for innovation ...