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Joseph John O'Connell (1861–1959), U.S. – number of inventions relating to telephony and electrical engineering; Theophil Wilgodt Odhner (1845–1903), Sweden/Russia – the Odhner Arithmometer, a mechanical calculator; Paul Offit (born 1951), U.S., along with Fred Clark and Stanley Plotkin, invented a pentavalent Rotavirus vaccine
However, other inventors before Bell had worked on the development of the telephone and the invention had several pioneers. [431] 1877: Thomas Edison invents the first working phonograph. [432] 1878: Henry Fleuss is granted a patent for the first practical rebreather. [433] 1878: Lester Allan Pelton invents the Pelton wheel.
Inv / Pat: The average number of inventors listed on the inventor's most recent 50 patents as of September 7, 2021 or on the date the inventor was added to the table if later. "NA" signifies the inventor was active prior to digital records. Pat Residence: The country of inventor's residence listed in their most recent patent issuance.
A timeline of United States inventions (1890–1945) encompasses the innovative advancements of the United States within a historical context, dating from the Progressive Era to the end of World War II, which have been achieved by inventors who are either native-born or naturalized citizens of the United States.
To promote the Progress of Science and useful Arts, by securing for limited Times to Authors and Inventors the exclusive Right to their respective Writings and Discoveries. In 1641, the first patent in North America was issued to Samuel Winslow by the General Court of Massachusetts for a new method of making salt.
The following list contains notable inventions and discoveries made by ethnic Armenians, including those not born or living in modern-day Armenia and those of partial Armenian ancestry. List [ edit ]
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century;
This is a list of inventions followed by name of the inventor (or whomever else it is named after). For other lists of eponyms (names derived from people) see Lists of etymologies . The list
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