Xiangfei Chen

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tunable semiconductor laser based on reconstruction-equivalent chir...
- Patent number 9,742,152
- Issue date Aug 22, 2017
- Nanjing University
- Lianyan Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing multi-dimensional target waveguide grating...
- Patent number 8,835,204
- Issue date Sep 16, 2014
- Nanjing University
- Yuechun Shi
- G02 - OPTICS
Information Patent Grant
Distributed feedback semiconductor laser based on reconstruction-eq...
- Patent number 7,873,089
- Issue date Jan 18, 2011
- Nanjing University
- Xiangfei Chen
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
NON-REFRIGERATED TUNABLE SEMICONDUCTOR LASER BASED ON MULTI-WAVELEN...
- Publication number 20210336415
- Publication date Oct 28, 2021
- Nanjing Huafei Optoelectronics Technology Co., Ltd.
- Xiangfei CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TUNABLE SEMICONDUCTOR LASER BASED ON RECONSTRUCTION-EQUIVALENT CHIR...
- Publication number 20160134082
- Publication date May 12, 2016
- NANJING UNIVERSITY SCIENCE PARK DEVELOPMENT CO., LTD.
- Lianyan LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING MULTI-DIMENSIONAL TARGET WAVEGUIDE GRATING...
- Publication number 20130295703
- Publication date Nov 7, 2013
- NANJING UNIVERSITY
- Yuechun Shi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Distributed Feedback Semiconductor Laser Based on Reconstruction-Eq...
- Publication number 20090010295
- Publication date Jan 8, 2009
- NANJING UNVERSITY
- Xiangfei Chen
- G02 - OPTICS