Hangzhou, China

Petgravity(hangzhou) Technology Co., Ltd


USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 3

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2 inventors (with patents filed for the assignee):

goldMedal Lijun Wang (2 out of 10 patents)

silverMedal Xianfu Cao (2 out of 5 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#241 in Hangzhou

#9,971 in China

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Hangzhou, China
Forward Citations = 3

2 inventors:

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