Baidu (BIDU) announced in a press release that it has "filed the most AI-related patent applications in China," according to a recent study from the research unit of China's Ministry of Industry and Information Technology. Baidu filed a total of 5,712 AI-related patent applications as of October 2019, "ranking No.1 in China for the second consecutive year," the company announced. Baidu said its patent applications were followed by Tencent (TCEHY) with 4,115, Microsoft (MSFT) with 3,978, Inspur with 3,755, and Huawei with 3,656, according to the report issued by the China Industrial Control Systems Cyber Emergency Response Team, a research unit under the MIIT.