For the Inventor, By the Inventor

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Shanghai, China

Shanghai Ruizhikang Medical Technology Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 0

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8 inventors (with patents filed for the assignee):

Xiaohong Chen (2 out of 7 patents)

Fengcang Ma (2 out of 2 patents)

Honglei Zhou (2 out of 3 patents)

4. Haochen Wu (2 out of 2 patents)

5. Guosen Shao (2 out of 2 patents)

6. Shaoli Fu (2 out of 3 patents)

7. Wei Zhang (1 out of 112 patents)

8. Yubo Liu (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 12397081 - Hydrophilic fiber membrane with sustained-release drug and preparation method and use thereof (2025-08-26),

2. 11661643 - Use of copper-chromium alloy in biopsy puncture needle (2023-05-30),

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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#761 in Shanghai

#10,046 in China

Shanghai, China

Shanghai Ruizhikang Medical Technology Co., Ltd.

Forward Citations = 0

8 inventors:

Xiaohong Chen (2 out of 7 patents)

Fengcang Ma (2 out of 2 patents)

Honglei Zhou (2 out of 3 patents)

4. Haochen Wu (2 out of 2 patents)

5. Guosen Shao (2 out of 2 patents)

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