Kejia Liu

AP Aac Technologies Pte.: 1 patents #79 of 155Top 55%

Overall (2021): #376,446 of 548,734Top 70%

Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10932033	Speaker box	Rongrong Wu, Chengxia Ji	2021-02-23