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Patents Grantslast 30 patents

Information Patent Grant
Headphone for active noise suppression
- Patent number 9,549,249
- Issue date Jan 17, 2017
- AKG Acoustics GmbH
- Alois Sontacchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HEADPHONE FOR ACTIVE NOISE SUPPRESSION
- Publication number 20160353202
- Publication date Dec 1, 2016
- AKG Acoustics GmbH
- Alois Sontacchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE