The table below has a list of the top 50 countries from where inventors have filed maximum patents in the USA between Jan 1981 and May 2021. You can find the top 100 inventors in the US here: Top 100 Inventors who have the most patents
Country | Number of Filings by Inventors |
United States | 14774967 |
Japan | 4651256 |
Germany | 1666504 |
Korea | 1323367 |
Taiwan | 827321 |
China | 744540 |
Canada | 642106 |
United Kingdom | 636245 |
France | 583647 |
Israel | 306579 |
India | 252105 |
Italy | 246318 |
Netherlands | 244715 |
Switzerland | 239604 |
Sweden | 213969 |
Australia | 161689 |
Belgium | 125468 |
Finland | 117474 |
Denmark | 95273 |
Austria | 93485 |
Spain | 79966 |
Singapore | 79659 |
Ireland | 54314 |
Russian Federation | 52265 |
Norway | 43198 |
Hong Kong | 37614 |
Brazil | 34254 |
New Zealand | 29181 |
Hungary | 26495 |
Saudi Arabia | 25393 |
Mexico | 21821 |
Malaysia | 19241 |
Poland | 17687 |
South Africa | 16123 |
Czech Republic | 15659 |
Soviet Union | 11499 |
Turkey | 9448 |
Argentina | 8795 |
Greece | 7519 |
Portugal | 7473 |
Luxembourg | 7090 |
Ukraine | 6689 |
Thailand | 6437 |
Romania | 5262 |
Philippines | 5196 |
Chile | 4521 |
Slovenia | 4499 |
Iceland | 4111 |
Bulgaria | 4008 |
Iran | 3773 |