WIPO - Search International and National Patent Collections
文章推薦指數： 80 %
This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent ...
延伸文章資訊
- 1Free Patent Searches - Neustel Law Offices
- 2WIPO - Search International and National Patent Collections
This patent search tool allows you not only to search the PCT database of about 2 million Interna...
- 3Search for patents - USPTO
- 4Searching for Patents, Utility Models, Designs, Trademarks
Please note that since it is not possible to obtain a patent for any invention that either has al...
- 5PTRC | Patents Belonging to a Person or Organization - NCSU Libraries
