Max Levy Inventions Information

Max Levy (March 9, 1857 – July 30, 1926) was an American inventor and scientist recognized for invention of precision machinery for the mak...

Dan Empfield Inventions Information

Dan Empfield (born 1957) is an American entrepreneur in the world of multisport, inventor of the triathlon wetsuit in 1987, and the triathl...

Joel Spira (businessman) Inventions Information

Joel Solon Spira (March 1, 1927 – April 8, 2015) was an American inventor, entrepreneur, and business magnate. He invented a version of the...

Philip B. Downing Inventions Information

Philip B. Downing was an African American inventor from Ontario, Canada, best known for his patent on the modern day letter box. Complete a...

Vincent Marotta Inventions Information

Vincent George Marotta Sr. (February 22, 1924 – August 1, 2015) was an American businessman, investor and philanthropist. He is best known ...

Fred Davis (entrepreneur) Inventions Information

Frederic Emery Davis (born June 17, 1955), known as Fred Davis , is a veteran US technology writer and publisher who served as editor of A+...

Leonard L. Northrup Jr. Inventions Information

Leonard "Lynn" L. Northrup Jr. (March 18, 1918 – March 24, 2016) was an American engineer who was a pioneer of the commercializat...

Stephen Decatur Engle Inventions Information

Stephen Decatur Engle (December 18, 1837 – January 24, 1921) of Sybertsville, Pennsylvania was an American inventor best known as the creat...

Albert Hunt Inventions Information

Albert Hunt was the inventor of the wigwag, a grade crossing signal used in transportation. Hunt was a mechanical engineer from Southern C...