The present article is a comparative analysis of sportswear patents received by Nike,Adidas,Anta,361 Degrees,using the patent map theory. The results show that while the Nike company has been experiencing a rapid patent research and development period since 2004,Adidas is in the stage of slow development. For both compa-nies,their patent applications and patent layout are mainly concentrated in the United States, Canada, Germany, Austria,Australia,Japan,and China. Domestically,Anta and 361 Degrees began their technological innovation and patent...