Chunfa Liu

This inventor holds 61 USPTO granted patents and 11 published patent applications and 4 EPO patents, primarily in Sound Production Technology. Top assignees: Goertek Inc., Goetek Inc., Other. Active years: 2016-2026.

USPTO Granted Patents = 61 (Patent Applications = 11)

% Patents Active = 95.1

EPO Patents = 4 (Patent Applications = 19)

Average Co-Inventor Count = 3.1

ph-index = 3

Forward Citations = 67(Granted Patents)

Forward Citations (Not Self Cited) = 55(Dec 10, 2025)

Location History:

Weifang, CN (2016 - 2024)
Shandong, CN (2017 - 2024)

Company Filing History:

1 out of 834,307

Other

patents

Years Active: 2016-2026

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Areas of Expertise:

Sound Production

Diaphragm

Acoustic Device

Transducer

Vibrating Diaphragm

Speaker

Magnetic Circuit

Linear Vibration Motor

Sound Generation

Electronic Device

Portable Terminal

Sound Producing Device

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12720262 - Diaphragm for miniature sound-generating device, and miniature sound-generating device (2026-08-25),

2. 12720242 - Housing of sound generating device, sound generating device and electronic apparatus thereof (2026-08-25),

3. 12627930 - Sound generator and audio device (2026-05-12),

4. 12445780 - Application device (2025-10-14),

5. 12432502 - Sound production apparatus and electronic device (2025-09-30),

6. 12432501 - Sound production apparatus and electronic device (2025-09-30),

7. 12375858 - Application device including an elastic member (2025-07-29),

8. 12323781 - Sound generation device and electronic apparatus (2025-06-03),

9. 12312428 - Diaphragm for miniature sound generating device and miniature sound generating device (2025-05-27),

10. 12256206 - Diaphragm for sound producing device, sound producing device, and method for assembling the same (2025-03-18),

11. 12200459 - Vibrating diaphragm of sound-producing apparatus and sound-producing apparatus (2025-01-14),

12. 12163000 - Vibrating diaphragm of sound-producing apparatus and sound-producing apparatus (2024-12-10),

13. 12160722 - Sound generating apparatus and electronic device (2024-12-03),

14. 12149909 - Damper and sound-producing device (2024-11-19),

15. 12149907 - Sound-producing device and electronic terminal (2024-11-19),

Title: Chunfa Liu: Pioneering Inventor from Weifang

Introduction: Chunfa Liu, a distinguished inventor hailing from Weifang, China, has made significant contributions to the field of innovation with his groundbreaking inventions.

Latest Patents: Chunfa Liu's latest patents include advancements in renewable energy technology, sustainable agriculture solutions, and smart home devices, showcasing his versatility and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Chunfa Liu has established himself as a visionary inventor, holding numerous patents in various industries ranging from healthcare to consumer electronics.

Collaborations: Throughout his career, Chunfa Liu has collaborated with leading research institutions, universities, and multinational companies to bring his inventions to life, demonstrating his ability to work effectively in diverse teams.

Conclusion: Chunfa Liu's passion for innovation, coupled with his relentless drive to push the boundaries of technology, solidifies his position as a trailblazing inventor shaping the future of various industries.