41 Utility and 15 Design Patents
#39 in Hangzhou
#2,224 in China
#54,731 in the World
rank by utility patentsForward Citations = 239
Company Filing History:
Hangzhou Great Star Industrial Co., Ltd.
Hangzhou Great Star Tools Co., Ltd.
Hangzhou United Tools Co., Ltd.
4. 1 out of 832,492 patents
Other
5. 1 out of 3
Hangzhou Greatstar Intelligent Technology Co., Ltd
where one patent can have more than one assignee
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