Hong Min

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Variable optical attenuator comprising a switchable polarization gr...
- Patent number 9,927,678
- Issue date Mar 27, 2018
- Huawei Technologies Co., Ltd.
- Chongchang Mao
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Variable Optical Attenuator
- Publication number 20170075189
- Publication date Mar 16, 2017
- Huawei Technologies Co., Ltd
- Chongchang Mao
- G02 - OPTICS