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Hunan Brunp Ev Recycling Co., Ltd.

USPTO Granted Patents = 42

EPO Patents = 13

Forward Citations = 3

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49 inventors (with patents filed for the assignee):

Haijun Yu (29 out of 48 patents)

Aixia Li (23 out of 39 patents)

Yinghao Xie (22 out of 33 patents)

4. Changdong Li (15 out of 27 patents)

5. Changdong Li (14 out of 30 patents)

6. Xuemei Zhang (13 out of 21 patents)

7. Yinghao Xie (11 out of 23 patents)

8. Xuemei Zhang (11 out of 13 patents)

9. Dingshan Ruan (7 out of 17 patents)

10. Yingsheng Zhong (7 out of 13 patents)

11. Changdong Li (6 out of 14 patents)

12. Kang Chen (4 out of 8 patents)

13. Haijun Yu (4 out of 10 patents)

14. Ting Peng (3 out of 5 patents)

15. Benben Wu (3 out of 4 patents)

Core Competencies:

Ni-Rich Ternary Precursor

Silicon-Carbon Composite Anode

Graphene-Based Sodium Ion Battery

Lithium Extraction from Batteries

Nickel Sulfate Preparation

Sodium Ion Battery Materials

Battery Recycling Technologies

Metal Recovery from Waste

Vacuum Cracking Apparatus

Carbon Dioxide Capture

Doped Sodium Vanadium Phosphate

Power Battery Sorting

42 patents: Sort by Forward Citations

1. 12428312 - Preparation method of Ni-Rich ternary precursor and use thereof (2025-09-30),

2. 12404064 - Fixing assembly and fixing device (2025-09-02),

3. 12401026 - Method for preparing silicon-carbon composite anode material and use thereof (2025-08-26),

4. 12383932 - Ultrasonic vibrating screen (2025-08-12),

5. 12234153 - Method for preparing graphene-based sodium ion battery negative electrode material (2025-02-25),

6. 12206094 - Silicon-carbon composite anode material, and preparation method and use thereof (2025-01-21),

7. 12199283 - Method for directly preparing nickel sulfate from low nickel matte, nickel sulfate and application thereof (2025-01-14),

8. 12172914 - Reflux unit and sewage treatment system (2024-12-24),

9. 12170372 - Nitrogen-doped hollow cobaltosic oxide and preparation method and use thereof (2024-12-17),

10. 12166189 - Disassembling and discharging device for battery recycling (2024-12-10),

11. 12162753 - Preparation method for nano ferric phosphate with low sulfur content (2024-12-10),

12. 12157676 - Preparation method for zinc manganate negative electrode material (2024-12-03),

13. 12136714 - Method for selectively extracting lithium from retired battery and application of method (2024-11-05),

14. 12126015 - Layered sodium ion battery positive electrode material and preparation method therefor (2024-10-22),

15. 12113215 - Preparation method for Prussian blue sodium-ion battery positive electrode material (2024-10-08),

Hunan Brunp Ev Recycling Co., Ltd. is a leading electronic waste recycling company in Hunan, China. With a focus on sustainable practices, we provide efficient and environmentally-friendly solutions for electronic waste management. Our services include collection, sorting, and processing of various types of electronic waste. We strive to promote a circular economy by recycling and reusing valuable materials to reduce waste and protect the environment.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

42 Patents

#1 in Hunana

#684 in China

#15,862 in the World

Hunan Brunp Ev Recycling Co., Ltd.

Forward Citations = 3

49 inventors:

Haijun Yu (29 out of 48 patents)

Aixia Li (23 out of 39 patents)

Yinghao Xie (22 out of 33 patents)

4. Changdong Li (15 out of 27 patents)

5. Changdong Li (14 out of 30 patents)

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