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For the Inventor, By the Inventor

Guangdong, China

Shenzhen Safdao Technology Corporation


USPTO Granted Patents = 1

Forward Citations = 2

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6 inventors (with patents filed for the assignee):

goldMedal Yong Zhao (1 out of 42 patents)

silverMedal Yong Dai (1 out of 10 patents)

bronzeMedal Zejun Wu (1 out of 1 patent)

4.  Ruzhong Cheng (1 out of 1 patent)

5.  Yunli Qing (1 out of 1 patent)

6.  Wei Chen (1 out of 89 patents)


1 patent:

1. 8891824 - Method and device for detecting fatigue driving and the automobile using the same (2014-11-18),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#625 in Guangdong

#16,169 in China

...
Guangdong, China

Shenzhen Safdao Technology Corporation

Forward Citations = 2

6 inventors:

goldMedal Yong Zhao (1 out of 42 patents)

silverMedal Yong Dai (1 out of 10 patents)

bronzeMedal Zejun Wu (1 out of 1 patent)

4.  Ruzhong Cheng (1 out of 1 patent)

5.  Yunli Qing (1 out of 1 patent)

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