Changsha, China

Gang Chen

This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignee: China Tobacco Hunan Industrial Co., Ltd.. Active years: 2011-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gang Chen. Retrieved from https://idiyas.com/inventor/gang-chen-pa9rarsx

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 2011-2015

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2 patents (USPTO):Explore Patents

Title: Gang Chen: Innovator in Tobacco Sheet Production

Introduction

Gang Chen is a notable inventor based in Changsha, China. He has made significant contributions to the field of tobacco sheet production, holding 2 patents that enhance the quality and efficiency of tobacco processing.

Latest Patents

One of his latest patents is titled "Method and equipment for adding tobacco dust into papermaking tobacco sheet." This invention discloses a method for incorporating tobacco dust during the production of papermaking tobacco sheets. The tobacco dust is added in a weight range of 5-30% at four critical process points, which include the pipeline from the slurry stabilization box to the slurry flow box, the long-net of the papermaking machine, the position from the vacuum couch to the first press, and the coating position on the papermaking machine. This innovative method significantly improves the physical performance of the papermaking tobacco sheet, addressing issues such as inherent quality and aroma. Additionally, it provides an effective way to utilize tobacco dust resources, which are often discarded in cigarette production, thereby saving resources and reducing costs.

Another significant patent by Gang Chen is the "Method for producing flue-cured type tobacco sheet by papermaking process." This invention outlines a production process that involves immersing and extracting tobacco stem and leaf scrap using water-soluble solvents. The process includes solid/liquid separation to obtain solid tobacco stem and leaf scrap, as well as their respective extracts. The solid materials are then defibrilated and mixed to create a fiber base, which is coated with concentrated extracts before being dried and shaped. This method enhances the filling capacity and sensory quality of the tobacco sheet.

Career Highlights

Gang Chen has worked with several companies in the tobacco industry, including China Tomacco Hunan Industrial Co. Ltd. and China Tobacco Hunan Industrial Co., Ltd. His work has been instrumental in advancing the technology and processes used in tobacco sheet production.

Collaborations

He has collaborated with notable coworkers such as Jianfu Liu and Xinliang Tan, contributing to the development of innovative solutions in the field.

Conclusion

Gang Chen's contributions to tobacco sheet production through his innovative patents demonstrate his commitment to improving the industry. His work not only enhances product quality but also promotes resource efficiency in tobacco processing.

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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