3 Utility and 1 Design Patents
#610 in Zhejiang
#43,295 in China
rank by utility patentsForward Citations = 4
Company Filing History:
Ningbo Sunny Opotech Co., Ltd.
Wolong Electric Group Co. Ltd.
Wolong Electric (shanghai) Central Research Institute Co., Ltd.
4. 1 out of 1
Zhejiang Longchaung Motor Technology Innovation Co., Ltd.
where one patent can have more than one assignee
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