Col. John Stevens, III (1749 - March 6 1838) was an American lawyer, engineer, and an inventor.

Thomas Jefferson (April 13, 1743 – July 4, 1826) was the third President of the United States (1801–1809), the principal author of the Declaration of Independence (1776), and one of the most influential Founding Fathers for his promotion of the ideals of republicanism in the United States. Major ...

Scott A. Jones (born in 1960) is an American inventor and serial entrepreneur. He is most widely known for inventing voicemail systems. __NOTOC__

David Alter (December 3 1807 – September 18 1881) was a prominent American inventor and scientist of the 19th century. He was born in Westmoreland County, Pennsylvania and graduated from the Reformed Medical School in New York City. He had German and Swiss ancestry.

Charles Martin Hall (December 6, 1863–December 27, 1914) was an American inventor and engineer. He is best known for his invention in 1886 of an inexpensive method for producing aluminum, which became the first metal to attain widespread use since the prehistoric discovery of iron.

Benjamin Franklin ( – April 17 1790) was one of the Founding Fathers of the United States of America. A noted polymath, Franklin was a leading author and printer, satirist, political theorist politician, scientist, inventor, civic activist, statesman and diplomat. As a scientist he was a m ...

Lloyd Augustus Hall (June 20, 1894 - January 2, 1971) was an African American chemist who contributed to the science of food preservation. By the end of his career, Hall had amassed 59 United States patents, and a number of his inventions were also patented in foreign countries.

The Wright brothers, Orville (19 August 1871 – 30 January 1948) and Wilbur (16 April 1867 – 30 May 1912), were two Americans who are generally credited with inventing and building the world's first successful airplane and making the first controlled, powered and sustained heavier-tha ...

Thomas Alva Edison (February 11 1847 – October 18 1931) was an American inventor and businessman who developed many devices that greatly influenced life around the world, including the phonograph and a long lasting light bulb. Dubbed "The Wizard of Menlo Park" by a newspaper reporter, he w ...

Arthur Middleton Young (November 3, 1905, Paris, France–May 30, 1995, Berkeley, California) was inventor of the Bell-Hiller stabilizer and designer of the first Bell helicopter, as well as a cosmologist, philosopher and author. He founded the "Institute for the Study of Consciousness" in B ...