For the Inventor, By the Inventor

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Hangzhou, China

Hangzhou Hawk Photoelectric Instrument Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

Guohua Zeng (1 out of 1 patent)

Jianqiang Ma (1 out of 2 patents)

Lifang Hua (1 out of 1 patent)

4. Xinrong Lu (1 out of 1 patent)

5. Guohua Bao (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 10213095 - Percutaneous puncture and dilation visible irrigation-suction system and method of using the same (2019-02-26),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#373 in Hangzhou

#16,043 in China

Hangzhou, China

Hangzhou Hawk Photoelectric Instrument Co., Ltd.

Forward Citations = 0

5 inventors:

Guohua Zeng (1 out of 1 patent)

Jianqiang Ma (1 out of 2 patents)

Lifang Hua (1 out of 1 patent)

4. Xinrong Lu (1 out of 1 patent)

5. Guohua Bao (1 out of 1 patent)

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