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For the Inventor, By the Inventor

Dongguan, China

Dongguan Lisong Electronics Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 62

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1 inventor (with patents filed for the assignee):

goldMedal Daofeng Chen (2 out of 2 patents)


2 patents:

1. D847781 - Headphone (2019-05-07),
2. D822643 - Wired controller (2018-07-10),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#296 in Dongguan

#10,022 in China

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Dongguan, China

Dongguan Lisong Electronics Co., Ltd.

Forward Citations = 62

1 inventor:

goldMedal Daofeng Chen (2 out of 2 patents)

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