This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignee: 3M Innovative Properties Company. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2025
Title: Changwen Li: Innovator in Air Filtration Technology
Introduction
Changwen Li is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of air filtration technology. His innovative approach has led to the development of a unique air filter design that enhances efficiency and usability.
Latest Patents
Changwen Li holds a patent for a "Conformable pleated air filter with bridging filaments." This invention features a conformable, unframed pleated air filter that includes a plurality of bridging filaments on at least one face of the filter. This design aims to improve the performance and adaptability of air filtration systems.
Career Highlights
Changwen Li is associated with 3M Innovative Properties Company, where he continues to work on advancing air filtration technologies. His expertise and innovative mindset have positioned him as a valuable asset in the field.
Collaborations
Some of his notable coworkers include Andrew R. Fox and Bryan L. Gerhardt. Their collaborative efforts contribute to the ongoing development of innovative solutions in air filtration.
Conclusion
Changwen Li's work exemplifies the spirit of innovation in air filtration technology. His contributions are paving the way for more effective and adaptable air filtration solutions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile