Ningde, China

Qiguo Cai

This inventor holds 1 USPTO granted patent and 11 published patent applications. Top assignee: Contemporary Amperex Technology Co., Ltd.. Active years: 2026.

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

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

USPTO Granted Patents = 1 

Average Co-Inventor Count = 1.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Qiguo Cai: Innovator in Battery Technology

Introduction

Qiguo Cai is a notable inventor based in Ningde, China. He has made significant contributions to the field of battery technology, particularly through his innovative patent related to composite current collectors.

Latest Patents

Qiguo Cai holds a patent for a composite current collector, electrode sheet, battery, and electrical device. This invention features a composite current collector that includes an insulating substrate and a conductive layer. The conductive layer is applied on both sides of the insulating substrate in the thickness direction. Additionally, the composite current collector comprises an active material support region and a tab connection region. Notably, the thickness of the insulating substrate in the tab connection region is less than that of the active material support region, while the thickness of the conductive layer in the tab connection region is greater than that of the active material support region. This innovative design enhances the efficiency and performance of batteries.

Career Highlights

Qiguo Cai is associated with Contemporary Amperex Technology Co., Ltd., a leading company in the battery manufacturing sector. His work focuses on advancing battery technology, which is crucial for various applications, including electric vehicles and renewable energy storage.

Collaborations

Some of his notable coworkers include Kai Wu and Xianghui Liu. Their collaborative efforts contribute to the innovative environment at Contemporary Amperex Technology Co., Ltd.

Conclusion

Qiguo Cai's contributions to battery technology through his patent demonstrate his commitment to innovation in the field. His work not only enhances battery performance but also supports the growing demand for efficient energy solutions.

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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