Expos throughout history have been the stage for launching many significant innovations. Here are some of the innovations first introduced at previous Expos, arranged by year:
- Coffee Making Machine - 1855
- Telephone - 1876
- Ketchup - 1876
- Statue of Liberty - 1876
- Eiffel Tower - 1889
- Electric Piano - 1893
- Zipper - 1893
- Popcorn - 1893
- Ferris Wheel - 1893
- Dishwasher - 1893
- X-Ray Machine - 1901
- Hot Dogs - 1904
- Electrical Plug - 1904
- Air Conditioning - 1902 (Displayed at 1904 Expo)
- Ice Cream - 1904
- Picasso's "Guernica" - 1937
- Live Television - 1939
- IMAX Cinema - 1970
- Mobile Phone - 1970
- Touch Screen - 1982
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