The Patents Archive is Telecom Wiki's collection of over 20,000 historical telecom related patents.
Patent documents have been obtained from Google Patents and the US Patent and Trademark Office with further Optical Character Recognition (OCR) processing performed by Telecom Wiki to make them searchable. Most Patent metadata is from the Google Patents Public Datasets on BigQuery with supplementary metadata and the original list of telecom related patents provided by The Telecom Archive.
Patent Search
Categories
| Entity | Years | Number of Patents |
|---|---|---|
| American Bell Telephone Company | 1880-1904 | 260 |
| American Telephone and Telegraph Co (AT&T) | 1880-1920 | 337 |
| American Telephone and Telegraph Co (AT&T) | 1921-1930 | 1,392 |
| American Telephone and Telegraph Co (AT&T) | 1931-1940 | 980 |
| American Telephone and Telegraph Co (AT&T) | 1941-1985 | 433 |
| Automatic Electric Co | 1880-1920 | 243 |
| Bell, Alexander Graham | 1875-1913 | 16 |
| Bell Telephone Laboratories | 1926-1930 | 462 |
| Bell Telephone Laboratories | 1931-1940 | 2,993 |
| Bell Telephone Laboratories | 1941-1945 | 1,768 |
| Bell Telephone Laboratories | 1946-1950 | 1,480 |
| Bell Telephone Laboratories | 1951-1955 | 1,431 |
| Bell Telephone Laboratories | 1956-1960 | 1,749 |
| Bell Telephone Laboratories | 1961-1965 | 1,703 |
| Bell Telephone Laboratories | 1966-1970 | 1,532 |
| Kellogg Switchboard & Supply Co | 1897-1953 | 1,043 |
| Stromberg-Carlson | 1890-1980 | 940 |
| Tesla, Nikola | 1886-1928 | 99 |
| Western Electric | 1880-1900 | 572 |
| Western Union | 1850-1950 | 823 |
| Western Union | 1951-1975 | 248 |
