Minghua Wang

Follow

Person

Hangzhou, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Thermoopic type variable optical attenuator and array type variable...
- Patent number 7,203,411
- Issue date Apr 10, 2007
- Seikoh Giken Co., Ltd.
- Xiaoqing Jiang
- G02 - OPTICS