ZR

Zhang Ren

AC Aac Microtech (Changzhou) Co.: 32 patents #2 of 162Top 2%
AC Aac Acoustic Technologies (Shenzhen) Co.: 2 patents #77 of 263Top 30%
AP Aac Technologies Pte.: 2 patents #167 of 401Top 45%
Overall (All Time): #96,388 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
11758321 Speaker box Zhiwei Zhong 2023-09-12
11671762 Speaker Zhiwei Zhong, Zhichen Chen 2023-06-06
11665480 Speaker Zhiwei Zhong 2023-05-30
11665481 Speaker device Zhiwei Zhong 2023-05-30
11665471 Sounding device Zhiwei Zhong 2023-05-30
11659334 Acoustic device Zhiwei Zhong 2023-05-23
11622201 Speaker Zhiwei Zhong 2023-04-04
10819835 Mobile communication device 2020-10-27
10462559 Speaker box YuGuo Zhang 2019-10-29
10264335 Speaker box and method for assembling same YuGuo Zhang 2019-04-16