| Timespan | Inventor or Scientist | Invention or Discovery |
| 50-121 | |
| 384 B.C.-322 B.C. | |
| A.D. 90-A.D. 168 | |
| 1398-February 3, 1488 | |
| Feb.19, 1473-May 24, 1543 | |
| February 15, 1564-January 8, 1642 | |
| 1570-September 1619 | |
| December 27, 1571-November 15, 1630 | |
| July 18, 1635-March 3, 1703 | |
| January 4, 1643-March 31, 1727 | |
| November 15, 1738-August 25, 1822 | |
| February 18, 1745-March 5, 1827 | |
| | Timespan | Inventor or Scientist | Invention or Discovery |
| September 6, 1766-July 27, 1844 | |
| October 18, 1785-December 1, 1788 | |
| April 27, 1791-April 2, 1872 | |
| May 21, 1792-September 19, 1843 | |
| February 12, 1809-April 19, 1882 | |
| June 9, 1812-July 10, 1910 | |
| July 5, 1820-December 24, 1872 | |
| February 8, 1834-February 2, 1907 | |
| August 13, 1844-August 26, 1895 | |
| November 26, 1844-April 4, 1929 | |
| February 11, 1847-October 18, 1931 | |
| July 10, 1856-January 7, 1943 | |
| | Timespan | Inventor or Scientist | Invention or Discovery |
| March 3, 1847-August 2, 1922 | |
| December 18, 1856-August 30, 1940 | |
| February 22, 1857-January 1, 1894 | |
| September 28, 1860-January 13, 1934 | |
| July 30, 1863-April 7, 1947 | |
| April 16, 1867-May 30, 1912 | |
| November 7, 1867-July 4, 1934 | |
| August 19, 1871-January 30, 1948 | |
| August 30, 1871-October 19, 1937 | |
| April 25, 1874-July 20, 1937 | |
| March 14, 1879-April 18, 1955 | |
| October 7, 1885-November 18, 1962 | |
| | Timespan | Inventor or Scientist | Invention or Discovery |
| October 20, 1891-July 24, 1974 | |
| July 17, 1894-June 20, 1966 | |
| December 5, 1901-December 15, 1966 | |
| August 8, 1902-October 20, 1984 | |
| February 4, 1906-January 17, 1997 | |
| August 19, 1906-March 11, 1971 | |
| June 24, 1915-August 20, 2001 | |
| April 21, 1926- | |
| July 11, 1927-May 5, 2007 | |
| 1931- | |
| January 8, 1942- | |
|