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For the Inventor, By the Inventor

Changzhou, China

Aac Microtech (Changzhou) Co, , Ltd.

USPTO Granted Patents = 267

% Expired Patents = 4.9

Trademarks = 1

Forward Citations = 174

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175 inventors (with patents filed for the assignee):

goldMedal Zhiwei Zhong (45 out of 50 patents)

silverMedal Zhang Ren (38 out of 47 patents)

bronzeMedal Ronglin Linghu (34 out of 73 patents)

4.  Bo Xiao (29 out of 75 patents)

5.  Wei Song (27 out of 103 patents)

6.  Xin Jin (26 out of 38 patents)

7.  Lubin Mao (21 out of 137 patents)

8.  Jie Ma (20 out of 127 patents)

9.  Huhu Yang (17 out of 18 patents)

10.  Xudong Yan (16 out of 31 patents)

11.  Zhaoyu Yin (15 out of 31 patents)

12.  Fan Zhang (14 out of 88 patents)

13.  Tao Shao (14 out of 33 patents)

14.  Wei Wei (14 out of 61 patents)

15.  Zhizhu Chen (13 out of 14 patents)


Core Competencies:
Speaker
Vibration Motor
Sounding Device
Coaxial Speaker
Multifunctional Sounder
Linear Vibration Motor
Double-Sided Speaker
Sound Generator
Direct Drive System
Motor Vibrating Device
Anti-Shake Mechanism
Trigger Module

267 patents:

1. 12526560 - Speaker box (2026-01-13),
2. 12513464 - Single power amplifier circuit realizes high and low frequency division of a speaker and anti-phase muffling of a receiver, and sounding device incorporating same (2025-12-30),
3. 12507016 - Sounding device (2025-12-23),
4. 12507000 - Coaxial speaker (2025-12-23),
5. 12506963 - Anti-shake mechanism and camera module (2025-12-23),
6. 12506393 - Motor vibrating device (2025-12-23),
7. 12506392 - Vibration motor with damping glue between elastic arms and metal plates in viberator (2025-12-23),
8. 12505953 - Device and method for molding magnetic powder (2025-12-23),
9. 12502794 - Three-axis robot (2025-12-23),
10. 12483836 - Coaxial speaker (2025-11-25),
11. 12483823 - Sound-generating device (2025-11-25),
12. 12483104 - Linear vibration motor (2025-11-25),
13. 12477281 - Speaker (2025-11-18),
14. 12477279 - Multifunctional sounder (2025-11-18),
15. 12477268 - Speaker device (2025-11-18),
Company Overview
Aac Microtech (Changzhou) Co., Ltd. specializes in the development and manufacturing of advanced sound devices. The company focuses on a diverse range of technologies, including speakers, vibration motors, and multifunctional sounders, catering to various applications in consumer electronics and beyond. With a commitment to innovation, Aac Microtech leverages its expertise in coaxial speakers and sound generators to deliver high-quality audio solutions. Located in Changzhou, China, the company plays a significant role in the sound technology landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

267 Patents

#1 in Changzhou

#139 in China

#3,291 in the World

Changzhou, CN
Changzhou, China

Aac Microtech (Changzhou) Co, , Ltd.

Forward Citations = 174

175 inventors:

goldMedal Zhiwei Zhong (45 out of 50 patents)

silverMedal Zhang Ren (38 out of 47 patents)

bronzeMedal Ronglin Linghu (34 out of 73 patents)

4.  Bo Xiao (29 out of 75 patents)

5.  Wei Song (27 out of 103 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aac Microtech (Changzhou) Co, , Ltd.. Retrieved from https://idiyas.com/company/aac-microtech-changzhou-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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