17 Utility Patents
#1,223 in Shenzhen
#6,937 in China
#210,624 in the World
Forward Citations = 73
Company Filing History:

Sintai Optical (shenzhen) Co., Ltd.
Asia Optical Co., Ltd.
4. 1 out of 219

5. 1 out of 14
Shenzhen Hitevision Technology Co., Ltd.
where one patent can have more than one assignee
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