7 Utility and 16 Design Patents
#94 in Hong Kong
#728 in China
#12,657 in the World
rank by design patentsForward Citations = 287
Company Filing History:
Choon Nang Electrical Appliance Mfy., Ltd.
Choon Nang Electrical Appliance Mfty., Ltd.
Shandong Weida Machine Tool Tools Group Corporation
4. 1 out of 2
Choon Nang Electrical Appliance
5. 1 out of 1
Choon Nang Electrical Appliance Mftg. Ltd.
where one patent can have more than one assignee
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