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For the Inventor, By the Inventor

Mountain View, CA, United States of America

Ascentool International Limited


USPTO Granted Patents = 3

% Expired Patents = 66.7

Forward Citations = 8

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2 inventors (with patents filed for the assignee):

goldMedal George Xinsheng Guo (3 out of 25 patents)

silverMedal Kai-An Wang (3 out of 25 patents)


3 patents:

1. 8408858 - Substrate processing system having improved substrate transport system (2013-04-02),
2. 8236152 - Deposition system (2012-08-07),
3. 8152975 - Deposition system with improved material utilization (2012-04-10),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#514 in Mountain View, CA

#16,838 in California

#73,766 in US

Mountain View, CA (US)
Mountain View, CA, United States of America

Ascentool International Limited

Forward Citations = 8

2 inventors:

goldMedal George Xinsheng Guo (3 out of 25 patents)

silverMedal Kai-An Wang (3 out of 25 patents)

Please report any incorrect information to [email protected]
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