CATL applies for patents related to energy storage thermal management components, which ensure the performance and operation of energy storage devices.

March 14 News: According to information from the National Intellectual Property Administration, CATL (Contemporary Amperex Technology Co., Limited) has applied for a patent titled "Thermal Management Components for Energy Storage Devices, Energy Storage Devices, and Energy Storage Systems." The application publication number is CN121642279A, the application number is CN202411634528.4, with a publication date of March 10, 2026, and an application date of November 14, 2024. Inventors include Yang Le, Li Qing, Li Jinkui, Ye Weida, Zhang Kaiwen, Yu Dongxu, Li Zhonghong, Wu Kai. The patent agency is Beijing Longshuang Lida Intellectual Property Agency Co., Ltd., with patent agents Mao Wei and Xiao Li. Classification codes include H01M10/613, H01M10/627, H01M10/6563, H01M10/6566, H01M10/42, H01M50/204, H01M50/244, H01M50/251, H01M50/24.

Patent Abstract: Embodiments of this application provide a thermal management component for energy storage devices, energy storage devices, and energy storage systems, capable of ensuring the performance of the thermal management component, thereby guaranteeing the performance and normal operation of the energy storage device. The thermal management component includes: a first cavity equipped with a heat exchange structure, which is used for heat exchange with the outside of the energy storage device to regulate its temperature; a second cavity that houses electrical equipment of the energy storage device, positioned below the first cavity along the height direction of the energy storage device.

CATL was established on December 16, 2011, and listed on the Shenzhen Stock Exchange on June 11, 2018. Its registered and office addresses are both located in Ningde City, Fujian Province. It is a leading global provider of power battery systems, focusing on the research, development, and manufacturing of power and energy storage batteries, with strong technical capabilities and high investment value.

CATL's industry classification under Shenwan is Power Equipment - Batteries - Lithium Batteries, involving concepts such as Kylin Batteries, solid-liquid batteries, Tencent Cloud, among others. The company mainly engages in R&D, production, and sales of power batteries and energy storage batteries, with products widely used across various fields and scenarios. It also involves battery materials and recycling businesses, with markets both domestically and internationally.

By 2025, CATL's revenue reached 4237.02 billion yuan, ranking first among two companies in the industry, far surpassing the second-ranked Boruiwei with 27.35 billion yuan. The industry average and median are both 213.219 billion yuan. In its main business, power battery systems account for 74.70%, totaling 3165.06 billion yuan. Net profit in 2025 was 76.786 billion yuan, also ranking first in the industry, with the second-ranked Boruiwei at only 54.4961 million yuan. The industry average and median are both 38.42 billion yuan.

Recent patent applications by CATL include:

| No. | Patent Name | Type | Legal Status | Application Number | Application Date | Publication Number | Publication Date | Inventors | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | Battery Cell, Battery Device, Power Supply Device, and Manufacturing Process | Invention Patent | Published | CN202610165183.5 | 2026-02-05 | CN121642200A | 2026-03-10 | Wang Weiwei | | 2 | Perovskite Battery Module, Manufacturing Method, System, Power Generation Device, and Power Supply Device | Invention Patent | Published | CN202610157945.7 | 2026-02-04 | CN121646107A | 2026-03-10 | Hu Weiguo, Ren Jun, Wen Shuxin, Xia Ruoxi, Zhu Chen | | 3 | Battery Device and Power Equipment | Invention Patent | Published | CN202610157800.7 | 2026-02-04 | CN121642409A | 2026-03-10 | Xu Kui, Liu Shuangxu, Pu Yujie, Wang Shihan | | 4 | Electromagnetic Welding Method, Device, Electronic Terminal, and Computer Readable Storage Medium | Invention Patent | Published | CN202610159594.3 | 2026-02-04 | CN121624617A | 2026-03-10 | Li Yahuan, Zeng Yu, Lin Jin, Lin Xiujian, Huang Weikai | | 5 | Energy Storage Device, Energy Storage System, Charging Network, and Control Method for Energy Storage Device | Invention Patent | Published | CN202610148992.5 | 2026-02-03 | CN121618109A | 2026-03-06 | Huang Weihang, Zhao Caixia, Zhang Kaiwen | | 6 | Battery Balancing Method, Battery Management System, Battery System, and Power Usage Device | Invention Patent | Published | CN202610151327.1 | 2026-02-03 | CN121618670A | 2026-03-06 | Zhang Liwen, Shen Tianhao, Zhang Shichang, Xu Qianshuo | | 7 | Fault Diagnosis Method, Equipment, Medium, and Product for Stirring Bearing | Invention Patent | Published | CN202610154810.5 | 2026-02-03 | CN121632589A | 2026-03-10 | Liu Fei, Shi Yaodong, Pan Weiwei | | 8 | Control Method, Device, Electronic Equipment, Medium, and Program Product for Photovoltaic Modules | Invention Patent | Published | CN202610148954.X | 2026-02-03 | CN121635495A | 2026-03-10 | Weng Shaoxiang, Ren Jun, Ji Ce, Gong Yuze, Hu Weiguo, Zhu Chen | | 9 | Adhesive Screening Method, Device, Equipment, Storage Medium, and Program Product | Invention Patent | Published | CN202610143147.9 | 2026-02-02 | CN121617505A | 2026-03-06 | Chen Shuoshuo, Liu Yan, Zhao Dan, Ai Shaohua, Zheng Yi | | 10 | Battery Cell, Battery Device, Power Supply Device, and Manufacturing Method for Battery Cell | Invention Patent | Published | CN202610133911.4 | 2026-01-30 | CN121601973A | 2026-03-03 | Wen Yuqian, Yu Mingxi, Huang Biao | | 11 | Winding Method, Device, Equipment, Storage Medium, and Program Product for Electrode Roll | Invention Patent | Published | CN202610135229.9 | 2026-01-30 | CN121601809A | 2026-03-03 | Li Dechao, Zhang Xin, Zhou Xiaokang, Zhang Zhan, Luo Yu, Wu Yidong, Rong Jianyong, Huang Huiping, Fu Shiding, Fang Yansong, Gao Congying, Hu Diangang, Wang Xuming | | 12 | Liquid Injection Method and Equipment | Invention Patent | Published | CN202610132457.0 | 2026-01-30 | CN121601995A | 2026-03-03 | Bai Yucheng, Li Long, Yang Meng | | 13 | Battery Device, Power Usage Device, and Energy Storage Device | Invention Patent | Published | CN202610131197.5 | 2026-01-30 | CN121618130A | 2026-03-06 | Zheng Zeyu, Wang Yong, Yang Hui | | 14 | Crack Detection Method, Device, Computer Equipment, and Readable Storage Medium for Tab Electrodes | Invention Patent | Published | CN202610128964.7 | 2026-01-30 | CN121612885A | 2026-03-06 | Jin Wenjing, Weng Wenhui | | 15 | Thermal Management Method, Device, System, Medium, and Program Product for Battery Device | Invention Patent | Published | CN202610124301.8 | 2026-01-29 | CN121572861A | 2026-02-27 | Liao Wenxiang, Zhang Shichang, Wei Yanhui, Zhang Qingyou | | 16 | Welding Method, Device, Equipment, Storage Medium, and Program Product for Terminal Tabs | Invention Patent | Published | CN202610123924.3 | 2026-01-29 | CN121571872A | 2026-02-27 | Li Guoshuai, Li Yahuan, Tong Shengze, Li Jingyu, Lin Yan | | 17 | Laser Welding System, Laser Welding Method, Battery Production System, Storage Medium | Invention Patent | Published | CN202610124271.0 | 2026-01-29 | CN121571814A | 2026-02-27 | Cai Fuding, Wu Ying | | 18 | Thickness Measurement Method, Device, Storage Medium, Program Product, and Coating Equipment | Invention Patent | Published | CN202610123909.9 | 2026-01-29 | CN121576973A | 2026-02-27 | Li Wenshen, Luo Yu, Zheng Xiaoyu, Hu Diangang, He Zhiming | | 19 | Parameter Determination Method, Device, Equipment, Storage Medium, and Product for Power Distribution Equipment | Invention Patent | Published | CN202610123916.9 | 2026-01-29 | CN121584664A | 2026-02-27 | Wei Shua, Tang Xiaosan, Cai Wenbin, Zhang Gangqi, Ma Zhixiang, Liu Weiwei, Zhang Xingang, Yuan Xu, Li Rongping | | 20 | Method, Device, and System for Determining Reversal Conditions | Invention Patent | Published | CN202610120987.3 | 2026-01-29 | CN121601845A | 2026-03-03 | Wu Mingfeng, Liu Hui, Wu Jiahui |

[The list continues with additional patents, but for brevity, only the first 20 are shown here.]

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