Qingdao, China

Qingdao Gren Technology Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 19

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Rong Liu (2 out of 4 patents)

silverMedal Jian Zhang (1 out of 23 patents)


2 patents:

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#105 in Qingdao

#9,949 in China

...
Qingdao, China
Forward Citations = 19

2 inventors:

Please report any incorrect information to support@idiyas.com
Loading…