Alexey Petrovsky

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Moscow, CN

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Patents Grantslast 30 patents

Information Patent Grant
Active noise cancellation device
- Patent number 10,147,411
- Issue date Dec 4, 2018
- Huawei Technologies Co., Ltd.
- Victor Dzhigan
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Active Noise Cancellation Device
- Publication number 20170125006
- Publication date May 4, 2017
- Huawei Technologies Co., Ltd
- Victor Dzhigan
- G10 - MUSICAL INSTRUMENTS ACOUSTICS