Suzhou, China

Qingcheng Cai

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Fellowes, Inc.. Active years: 2012-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Qingcheng Cai. Retrieved from https://idiyas.com/inventor/qingcheng-cai

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2012-2016

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3 patents (USPTO):Explore Patents

Title: Innovations by Inventor Qingcheng Cai

Introduction

Qingcheng Cai is an innovative inventor based in Suzhou, China, known for his contributions to enhancing the functionality of shredders. With three patents to his name, Cai has developed cutting-edge technologies aimed at improving user experience and safety in shredding applications.

Latest Patents

Cai's latest patents reflect his commitment to innovation in the shredding industry. One of his notable inventions is the **Shredder with Jam Proof System**, which introduces a thickness detector that employs a contact member to displace as articles are inserted. This system generates a resistance force that varies with the article's thickness, alerting users if the thickness exceeds a predetermined threshold. Additionally, it enhances the functionality through the integration of a thickness sensor that communicates with a controller to provide alerts and adjust the shredder's motor response accordingly.

Another significant patent is the **Paper Alignment Sensor Arrangement**, designed to improve the shredding process. This invention includes a housing with a throat for inserting articles and a shredder mechanism with a motor and cutter elements. With multiple sensors along the throat, the shredder can adjust motor operations based on the angle of inserted articles, ensuring optimal shredding performance.

Career Highlights

Cai is currently associated with Fellowes, Inc., a company dedicated to producing office products that enhance productivity. His work at Fellowes showcases his dedication to improving everyday tools through innovative designs and technologies.

Collaborations

Throughout his career, Qingcheng Cai has worked closely with colleagues such as Michael D. Jensen and Jin Hu, contributing to a collaborative environment where ideas can flourish and lead to groundbreaking inventions in the field of shredding technology.

Conclusion

In conclusion, Qingcheng Cai stands out as a notable inventor in the industry, with his patents reflecting a proactive approach to resolving common issues faced by users of shredders. His work at Fellowes, Inc., coupled with his collaborations, positions him as a significant contributor to advancements in office technology. As innovations continue to emerge, Cai's contributions will surely impact the field for years to come.

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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