Visualization Analysis of Research Hot Spots of Drug Patents in China

The purpose of the article is to provide references for the future development of drug patent field in China by analyzing the hotpots and trends thereof. The related articles of CNKI were retrieved with “drug patent” as the subject word and keyword, and visualized by CiteSpace software. The number of articles published in the field of drug patents is generally on the rise, and drug patent protection has become a research hotpots. The institutions and authors with high output concentrate on the innovation of drug patent system and the protection of intellectual property rights, which form three relatively close cooperation institutions; The main hot keywords are DRUG PATENTS, PATENT PROTECTION, BALANCE OF INTERESTS; Research on “drugs”, “drug patents” and “safeguarding the legitimate rights and interests of patentee” has been formed. To protect the legitimate rights and interests of the patentee and promote the further reduction of drug prices.