Si-Si Xiong

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Patents Grantslast 30 patents

Information Patent Grant
Method of LED freeform surface illumination system based on XY-poly...
- Patent number 10,133,062
- Issue date Nov 20, 2018
- Tsinghua University
- Jun Zhu
- G02 - OPTICS
Information Patent Grant
Method of LED freeform surface illumination system
- Patent number 9,858,362
- Issue date Jan 2, 2018
- Tsinghua University
- Si-Si Xiong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
LED freeform surface illumination system
- Patent number 9,658,439
- Issue date May 23, 2017
- Tsinghua University
- Jun Zhu
- G02 - OPTICS
Information Patent Grant
LED optical communication receiving lens and LED optical communicat...
- Patent number 9,571,204
- Issue date Feb 14, 2017
- Tsinghua University
- Jun Zhu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LED OPTICAL COMMUNICATION RECEIVING LENS AND LED OPTICAL COMMUNICAT...
- Publication number 20160056899
- Publication date Feb 25, 2016
- TSINGHUA UNIVERSITY
- JUN ZHU
- G02 - OPTICS
Information Patent Application
DESIGN METHOD OF LED FREEFORM SURFACE ILLUMINATION SYSTEM BASED ON...
- Publication number 20150362725
- Publication date Dec 17, 2015
- TSINGHUA UNIVERSITY
- JUN ZHU
- G02 - OPTICS
Information Patent Application
DESIGN METHOD OF LED FREEFORM SURFACE ILLUMINATION SYSTEM
- Publication number 20150234941
- Publication date Aug 20, 2015
- TSINGHUA UNIVERSITY
- SI-SI XIONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LED FREEFORM SURFACE ILLUMINATION SYSTEM
- Publication number 20150233535
- Publication date Aug 20, 2015
- TSINGHUA UNIVERSITY
- JUN ZHU
- F21 - LIGHTING