4 Utility Patents
#294 in Shandong
#33,982 in China
Forward Citations = 0
Company Filing History:

Wanhua Chemical Group Co., Ltd.
Wanhua Chemical (guangdong) Co., Ltd.
4. 1 out of 5
Shandong Institute for Food and Drug Control
5. 1 out of 2
Eye Institute of Shandong First Medical University
where one patent can have more than one assignee
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