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Shunpei Yamazaki (born 1942), Japan – patents in computer science and solid-state physics, see List of prolific inventors; Gazi Yaşargil (born 1925), Turkey – Microneurosurgery; Ryōichi Yazu (1878–1908), Japan – Yazu Arithmometer; Gunpei Yokoi (1941–1997), Japan – Game Boy; Arthur M. Young (1905–1995), U.S. – Bell Helicopter
Dates are often approximate and change as more research is done, reported and seen. Older examples of any given technology are often found. The locations listed are for the site where the earliest solid evidence has been found, but especially for the earlier inventions, there is little certainty how close that may be to where the invention took ...
List of Indian inventions and discoveries; List of Indonesian inventions and discoveries; List of inventions and discoveries of the Indus Valley Civilisation; List of inventions named after people; List of inventors killed by their own invention; Timeline of Irish inventions and discoveries; List of inventions in the medieval Islamic world
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.
The following dates are approximations. 700 BC: Pythagoras's theorem is discovered by Baudhayana in the Hindu Shulba Sutras in Upanishadic India. [18] However, Indian mathematics, especially North Indian mathematics, generally did not have a tradition of communicating proofs, and it is not fully certain that Baudhayana or Apastamba knew of a proof.
Scottish physicist James Clerk Maxwell published the four equations bearing his name. 1866: The Transatlantic telegraph cable: 1873: Belgian engineer Zenobe Gramme who developed the DC generator accidentally discovered that a DC generator also works as a DC motor during an exhibit in Vienna. 1876: Paper capacitor manufacturing started. 1876
The following articles cover the timeline of United States inventions: . Timeline of United States inventions (before 1890), before the turn of the century Timeline of United States inventions (1890–1945), before World War II
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