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21 inventors (with patents filed for the assignee):

Wenbin Xu (5 out of 5 patents)

Junqiang Zhu (3 out of 3 patents)

Long Chen (2 out of 14 patents)

4. Huiqian Wang (2 out of 2 patents)

5. Xinglin Guo (1 out of 3 patents)

6. Long He (1 out of 30 patents)

7. Long Chen (1 out of 11 patents)

8. Cheng Yuan (1 out of 1 patent)

9. Yanjie Wang (1 out of 1 patent)

10. Zhijia Zeng (1 out of 1 patent)

11. Bing Fan (1 out of 1 patent)

12. Wenhui Wang (1 out of 2 patents)

13. Kan Tan (1 out of 1 patent)

14. Shanting Li (1 out of 1 patent)

15. Yanhua Zhang (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12441638 - Treatment method of leachate of hazardous waste landfill site (2025-10-14),

2. 12434979 - Preparation method for electronic-grade copper chloride dihydrate (2025-10-07),

3. 12404190 - Resource utilization-oriented treatment method for spent electroless nickel plating bath (2025-09-02),

4. 12129183 - Method for preparing basic copper carbonate (2024-10-29),

5. 9731978 - Method for preparing basic zinc chloride (2017-08-15),

Dongjiang Environmental Co., Ltd. is a leading provider of environmental protection solutions in China, specializing in waste treatment and resource recycling. Established in 1998, the company focuses on sustainable development and innovation in waste management technologies. With a commitment to environmental sustainability, Dongjiang offers a range of services including hazardous waste disposal, industrial waste treatment, and recycling of electronic waste. The company operates several state-of-the-art facilities and has received numerous certifications for its environmental management practices. Dongjiang aims to contribute to a greener future by promoting circular economy principles and enhancing resource efficiency.

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USPTO Data Jan 1 1976 - Dec 30 2025

5 Patents

#726 in Shenzhen

#4,587 in China

Shenzhen, China

Dongjiang Environmental Co., Ltd.