53 Utility Patents
#2 in Hunan
#1,535 in China
#34,636 in the World
Forward Citations = 366
Company Filing History:
China Tobacco Hunan Industrial Co., Ltd.
Shenzhen Xiangyan Technology Co., Ltd.
Shanghai New Tobacco Product Research Institute Co., Ltd
4. 1 out of 1
China Tobacco Human Industrial Co., Ltd.
5. 1 out of 1
China Tobacco Henan Industrial Co., Ltd.
where one patent can have more than one assignee
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