28 Utility and 12 Design Patents
#660 in Shenzhen
#3,741 in China
#102,538 in the World
rank by utility patentsForward Citations = 137
Company Filing History:
Shenzhen S-hande Technology Co., Ltd.

Aac Acoustic Technologies (shenzhen) Co., Ltd.
4. 4 out of 247
Aac Microtech (changzhou) Co, , Ltd.
5. 3 out of 55
American Audio Components Inc.
where one patent can have more than one assignee
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