145 Utility and 10 Design Patents
#35 in Shenzhen
#237 in China
#4,371 in the World
rank by utility patentsForward Citations = 173
Company Filing History:


Hong-fu Jin Precision Industry (shenzhen) Co., Ltd.
4. 10 out of 2,339

5. 9 out of 17
Shenzhen O-film Tech. Co., Ltd.
where one patent can have more than one assignee
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