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 1–25 of 35 patents

Patent #TitleCo-InventorsDate
12413910 Speaker device Zhiwei Zhong, Qiaoling Li 2025-09-09
12407975 Coaxial speaker Zhiwei Zhong, Qi Wang 2025-09-02
12407976 Coaxial earphone core Zhiwei Zhong 2025-09-02
12407986 Sounding device Zhiwei Zhong 2025-09-02
12407987 Speaker device Zhiwei Zhong 2025-09-02
12401939 Coaxial speaker box Zhiwei Zhong, Qi Wang 2025-08-26
12395795 Sound device Zhiwei Zhong 2025-08-19
12389161 Coaxial speaker Zhiwei Zhong, Qi Wang 2025-08-12
12317047 Vibration sounding device Ronglin Linghu, Wei Song 2025-05-27
12317048 Sounding device Zhiwei Zhong 2025-05-27
12289591 Coaxial speaker Zhiwei Zhong, Wei Song 2025-04-29
12289572 Electronic device with a sounding function Qi Wang, Zhiwei Zhong 2025-04-29
12289590 Coaxial speaker Zhiwei Zhong 2025-04-29
12160721 Coaxial speaker Zhiwei Zhong 2024-12-03
12160719 Coaxial speaker Qi Wang, Zhiwei Zhong 2024-12-03
12160720 Coaxial speaker Qi Wang, Zhiwei Zhong 2024-12-03
12156007 Coaxial speaker Zhiwei Zhong 2024-11-26
12156008 Coaxial speaker Zhiwei Zhong 2024-11-26
12155991 Electronic device with a function of sound Zhiwei Zhong, Qi Wang 2024-11-26
12155992 Coaxial speaker Qi Wang, Zhiwei Zhong 2024-11-26
12120495 Coaxial speaker Zhiwei Zhong 2024-10-15
12088994 Speaker box Zhiwei Zhong 2024-09-10
12052540 Speaker box Xin Jin, Fan Zhang, Ronglin Linghu, Wei Song 2024-07-30
12047733 Coaxial speaker Zhiwei Zhong 2024-07-23
11765512 Acoustic device Zhiwei Zhong 2023-09-19