This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections. This search facility features: flexible search syntax; automatic word stemming and relevance ranking; as well as graphical results.

网站域名：patentscope2.wipo.int 更新日期：2023-11-13 网站简称：WIPO-Search 网站分类：专利查询 人气指数：182