The Intellectual Property Development & Research Center of the China National Intellectual Property Administration released on its website a report on the number of invention patents granted to Chinese private enterprises (2021). Huawei, Tencent and OPPO ranked the top three for invention patent grants in 2021. (Table 1) Top 10 Chinese private enterprises for invention patent grants (2021)
In addition, as can be seen from the table below, FOTILE, VIVO and Tencent recorded significant increases in patent grants over the three-year period. As a household appliances provider, FOTILE keeps investing more than 5% of its sales revenue in R&D each year. It has a R&D talent team of nearly 1,000 people, a state-authorized enterprise technology center and laboratories recognized by China National Accreditation Service for Conformity Assessment, as well as research institutes in Germany, Japan and elsewhere (Table 2) Patent Grants of Top 10 Chinese private enterprises for invention patent
Source: https://baijiahao.baidu.com/s?id=1751367633694920299&wfr=spider&for=pc