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EPO Patents = 2

Trademarks = 1

Forward Citations = 0

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30 inventors (with patents filed for the assignee):

Yifeng Jin (5 out of 5 patents)

Weisong Wang (5 out of 5 patents)

Xinrong Wang (4 out of 4 patents)

4. Majishi Wang (3 out of 3 patents)

5. Hong Yin (2 out of 17 patents)

6. Zhirong Chen (2 out of 23 patents)

7. Yuanrong Yu (2 out of 2 patents)

8. Xingjun Zhao (2 out of 2 patents)

9. Shengli Wang (1 out of 1 patent)

10. Yuefen Wang (1 out of 1 patent)

11. Zhenqiang Ma (1 out of 1 patent)

12. Jianfang Qian (1 out of 1 patent)

13. Nan Dong (1 out of 1 patent)

14. Meijun Zhang (1 out of 1 patent)

15. Yuejiang Zhang (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 12509550 - Preparation process of allyl alcohol polyether with low potassium and sodium content (2025-12-30),

2. 12404366 - System and method for preparing polyether amine by catalytic amination of polyether diol (2025-09-02),

3. 12378451 - Low-viscosity silane-terminated resin for sealant and preparation method thereof (2025-08-05),

4. 12030989 - Supported catalyst used for synthesizing polyether amine, preparation method, and application (2024-07-09),

5. 11845831 - High-molecular weight allyl alcohol polyoxyethylene polyoxypropylene ether and preparation method (2023-12-19),

6. 11407698 - Synthesis method for highly selective 2-methylallyl chloride and synthesis reactor thereof (2022-08-09),

7. 11319267 - Method for preparing 2-methylallyl chloride from 1,2-dichloroisobutane (2022-05-03),

Zhejiang Huangma Technology Co., Ltd. is a leading manufacturer of electronic products in China, specializing in the design and production of high-quality consumer electronics. With a focus on innovation and customer satisfaction, Huangma Technology strives to provide cutting-edge technology products that enhance the lives of consumers worldwide.

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Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#8 in Shaoxing

#3,448 in China

Shaoxing, China

Zhejiang Huangma Technology Co., Ltd.