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For the Inventor, By the Inventor

Beijing, China

Beijing Vocano Engine Technology Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 0

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2 inventors (with patents filed for the assignee):

goldMedal Li Feng Zhang (1 out of 1,150 patents)

silverMedal Wei Ding (1 out of 5 patents)


1 patent:

1. 12282481 - Query method for data table in database, apparatus, computer device and storage medium (2025-04-21),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#1,159 in Beijing

#16,067 in China

...
Beijing, China

Beijing Vocano Engine Technology Co., Ltd.

Forward Citations = 0

2 inventors:

goldMedal Li Feng Zhang (1 out of 1,150 patents)

silverMedal Wei Ding (1 out of 5 patents)

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