Zhifeng Ma

OPPO: 2 patents #100 of 293Top 35%

Overall (2021): #92,772 of 548,734Top 20%

Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10956280	Data backup method, electronic device, and storage medium	—	2021-03-23
10922193	Data backup method, storage medium, and terminal	—	2021-02-16