Group 1 - Lenovo (Beijing) Co., Ltd. has obtained a patent for a "data marking method and device," with authorization announcement number CN115965982B, and the application date is October 2021 [1] - Lenovo (Beijing) Co., Ltd. was established in 1992 and is located in Beijing, primarily engaged in the manufacturing of computers, communications, and other electronic devices [1] - The registered capital of Lenovo (Beijing) Co., Ltd. is 565 million Hong Kong dollars [1] Group 2 - According to Tianyancha data analysis, Lenovo (Beijing) Co., Ltd. has invested in 107 companies and participated in 5,000 bidding projects [1] - The company has 1,748 trademark information entries and 5,000 patent information entries, along with 238 administrative licenses [1]
联想取得数据标记方法及装置专利