Driven by emerging industries such as semiconductor manufacturing and liquid crystal injection,vacuum technology is increasingly becoming an indispensable important part of high technology.As one of the core equipment,the development and production of molecular pumps are receiving more and more attention.This article will take molecular pumps as the research object,through the retrieval of patent data related to molecular pump technology,analyze the global patent application trends,innovators,domestic and foreign markets,and patent technology of molecular pumps,in order to provide reference for related enterprises in the field of molecular pumps patent mining and patent layout.