Ningde, China

Keqiang Li

This inventor holds 17 USPTO granted patents and 16 published patent applications and 12 EPO patents, primarily in Lithium Battery Technology. Top assignees: Contemporary Amperex Technology (Hong Kong) Limited, Contemporary Amperex Technology Co., Ltd.. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keqiang Li. Retrieved from https://idiyas.com/inventor/keqiang-li-tcsmth40

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

USPTO Granted Patents = 17 

% Patents Active = 76.5

 

Average Co-Inventor Count = 4.9

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2019-2026

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Areas of Expertise:
Lithium Supplementing
Electrode Plate
Battery Manufacturing
Prelithiation
Coating Device
Etching Device
Current Collector
Welding Device
Substrate Processing
Conductive Material
Blade Driving
Filtering Mechanism
17 patents (USPTO):Explore Patents

Title: Keqiang Li: Innovator in Etching and Cutting Technologies

Introduction

Keqiang Li is a prominent inventor based in Ningde, China. He has made significant contributions to the fields of etching and cutting technologies. With a total of 17 patents to his name, Li has developed innovative solutions that enhance manufacturing processes.

Latest Patents

One of his latest inventions is an etching device designed to effectively create opening structures at a low cost and with a simplified process. This etching device features a porous roller, which is a hollow structure with openings at both ends. The roller accommodates an etching liquid and is equipped with multiple openings. Additionally, a pressing roller is attached to the porous roller, positioned above the liquid level of the etching liquid. This setup allows for the continuous etching of a metal layer in contact with the openings during the rotation of the porous roller.

Another notable invention is a blade driving apparatus and cutting device. This apparatus is designed to drive a blade for cutting a web and includes an anvil and a slide assembly. The slide assembly consists of a slide rail and a slide block that are connected in a slidable manner. The slide block is linked to the anvil, allowing both components to move back and forth relative to the slide rail along the web's travel direction. Notably, at least one of the slide rail or slide block is made from a non-metallic material, enhancing its functionality.

Career Highlights

Keqiang Li has worked with notable companies such as Contemporary Amperex Technology Co., Ltd. and Contemporary Amperex Technology (Hong Kong) Limited. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Li has collaborated with talented individuals in his field, including Zhihua Wen and Zuyu Wu. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Keqiang Li is a distinguished inventor whose work in etching and cutting technologies has made a significant impact on the industry. His innovative patents and collaborations highlight his commitment to advancing manufacturing processes.

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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