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USPTO Patent Rankings Data through Dec 31, 2025
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Chunfa Liu — 57 Patents

GOGoertek: 55 patents #1 of 573Top 1%
Shandong, CN: #8 of 2,138 inventorsTop 1%
Overall (All Time): #42,642 of 4,157,543Top 2%
57 Patents All Time
Chunfa Liu has been granted 57 US patents while listed as an inventor at Goertek. The first was granted in 2016 and the most recent in September 2025. Chunfa Liu ranks #42,642 of 4,157,543 US inventors in our database (top 1.0%). Patent records list Chunfa Liu in Shandong, CN.

Issued Patents All Time

Showing 1–25 of 57 patents

Patent #TitleCo-InventorsDate
12432501 Sound production apparatus and electronic device Jianbin Yang, Jianxin Wang, Shousong Qiang 2025-09-30
12432502 Sound production apparatus and electronic device Jianbin Yang, Jianxin Wang, Shousong Qiang 2025-09-30
12375858 Application device including an elastic member Jianbin Yang, Jianxin Wang, Shousong Qiang 2025-07-29
12323781 Sound generation device and electronic apparatus Jianbin Yang, Jianxin Wang, Shousong Qiang 2025-06-03
12312428 Diaphragm for miniature sound generating device and miniature sound generating device Bing Hui, Shuqiang Wang, Fengguang Ling, Chun Li 2025-05-27
12256206 Diaphragm for sound producing device, sound producing device, and method for assembling the same Fengguang Ling, Shuqiang Wang, Chun Li 2025-03-18
12200459 Vibrating diaphragm of sound-producing apparatus and sound-producing apparatus Shuqiang Wang, Fengguang Ling, Chun Li 2025-01-14
12163000 Vibrating diaphragm of sound-producing apparatus and sound-producing apparatus Shuqiang Wang, Fengguang Ling, Chun Li 2024-12-10
12160722 Sound generating apparatus and electronic device Jianbin Yang, Jianxin Wang, Shousong Qiang 2024-12-03
12149907 Sound-producing device and electronic terminal Jianbin Yang, Shousong Qiang 2024-11-19
12149909 Damper and sound-producing device Jianbin Yang, Shousong Qiang 2024-11-19
12143791 Vibrating diaphragm of sound-producing apparatus and sound-producing apparatus Weifeng Peng, Fengguang Ling, Chun Li 2024-11-12
12114145 Magnetic-potential loudspeaker and electronic device using the same Fenglei Zu, Xinfeng Yang 2024-10-08
12096179 Acoustic device and electronic apparatus Tongyan Xu, Chengfei Zhang 2024-09-17
12096177 Speaker and portable terminal Xinglong Wang, Huawei Liu, Lianshan Ge 2024-09-17
12081957 Sound-producing device and electronic terminal Jianbin Yang, Shousong Qiang 2024-09-03
12058503 Sound-producing device Jianbin Yang, Shousong Qiang 2024-08-06
12022273 Transducer vibration suspension system for transducer for improving the electrical-mechanical conversion efficiency of an electronic device Fenglei Zu, Xinfeng Yang 2024-06-25
12010500 Magnetic potential transducer and electronic apparatus using same Fenglei Zu, Xinfeng Yang 2024-06-11
11979731 Sound-producing device Jianbin Yang, Shousong Qiang 2024-05-07
11979729 Sound-producing device Jianbin Yang, Shousong Qiang 2024-05-07
11974112 Damper and sound-producing device Jianbin Yang, Shousong Qiang 2024-04-30
11962986 Speaker diaphragm and speaker Ting Wang, Guodong Zhao, Jie Zhu, Chun Li 2024-04-16
11962969 Acoustic device and electronic apparatus Tongyan Xu, Chengfei Zhang 2024-04-16
11956613 Sound-producing device and electronic terminal Jianbin Yang, Shousong Qiang 2024-04-09

Nearby-Ranked Inventors

Keith Harry Nothacker57
Tomoyuki Nishikawa57
Ross G. Clark57
James W. Rosthauser57
Amit Verma57
Rafi Ahmed57
Craig Robertson57
Toshiyuki Nomura57
Woong-il Choi57