Jiangsu, China

Changfeng Xia

This inventor holds 6 USPTO granted patents and 3 published patent applications and 3 EPO patents. Top assignees: Csmc Technologies Fab1 Co., Ltd., Csmc Technologies Fab2 Co., Ltd.. Active years: 2015-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Changfeng Xia. Retrieved from https://idiyas.com/inventor/changfeng-xia

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

USPTO Granted Patents = 6 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.8

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Wuxi, CN (2023)
  • Jiangsu, CN (2015 - 2024)

Company Filing History:


Years Active: 2015-2024

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6 patents (USPTO):Explore Patents

Title: Changfeng Xia: Innovator in Micro-Electro-Mechanical Systems

Introduction

Changfeng Xia is a prominent inventor based in Jiangsu, China. He has made significant contributions to the field of micro-electromechanical systems (MEMS), holding a total of 6 patents. His innovative work has advanced the technology and applications of MEMS devices, particularly in the area of audio and sensor technologies.

Latest Patents

Changfeng Xia's latest patents include a MEMS microphone and a preparation method for it. The preparation method involves several steps, such as providing a silicon substrate, forming an enclosed cavity, and creating acoustic holes that communicate with the cavity. This method culminates in the formation of a back chamber and a hollow chamber, which are essential for the functionality of the MEMS microphone. Another notable patent is for a Micro-Electro-Mechanical System device, which features a substrate with multiple layers, including sacrificial layers and conductive films, designed to enhance the performance of MEMS applications.

Career Highlights

Throughout his career, Changfeng Xia has worked with notable companies, including CSMC Technologies Fab1 Co., Ltd. and CSMC Technologies Fab2 Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to cutting-edge MEMS technology.

Collaborations

Changfeng Xia has collaborated with several professionals in his field, including Xinwei Zhang and Guoping Zhou. These collaborations have fostered innovation and development in MEMS technologies.

Conclusion

Changfeng Xia's contributions to the field of micro-electromechanical systems are noteworthy. His patents and career achievements reflect his dedication to advancing technology in this area. His work continues to influence the development of MEMS devices and their applications in various industries.

Profile summary based on public USPTO records.
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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