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Silas ZHANG
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Ballerup, DK
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Patents Grants
last 30 patents
Information
Patent Grant
Headphone with a headband guiding mechanism
Patent number
10,979,798
Issue date
Apr 13, 2021
GN Audio A/S
Andy Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Headphone with a headband friction mechanism
Patent number
10,972,828
Issue date
Apr 6, 2021
GN Audio A/S
Andy Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Headset with magnetically holding force between headband and microp...
Patent number
9,426,554
Issue date
Aug 23, 2016
GN Netcom A/S
Daphi Dai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
HEADPHONE WITH A HEADBAND FRICTION MECHANISM
Publication number
20200213710
Publication date
Jul 2, 2020
GN Audio A/S
Andy LUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEADPHONE WITH A HEADBAND GUIDING MECHANISM
Publication number
20200213709
Publication date
Jul 2, 2020
GN Audio A/S
Andy LUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Headset With Magnetically Holding Force Between Headband And Microp...
Publication number
20150382101
Publication date
Dec 31, 2015
GN Netcom A/S
Daphi DAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE