Xiaoqing XU

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Radiation-resistant laser optical fiber preform core rod and prepar...
- Patent number 12,001,052
- Issue date Jun 4, 2024
- Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Chongyun Shao
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Photodarkening-resistant ytterbium-doped quartz optical fiber and p...
- Patent number 11,780,768
- Issue date Oct 10, 2023
- Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences
- Lili Hu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
CATALYST FOR PRODUCING DIBASIC AMINE BY HYDROGENATION OF DIBASIC NI...
- Publication number 20230390743
- Publication date Dec 7, 2023
- China Petroleum and Chemical Corporation
- Yunbao TU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RADIATION-RESISTANT LASER OPTICAL FIBER PREFORM CORE ROD AND PREPAR...
- Publication number 20220342147
- Publication date Oct 27, 2022
- Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences
- Chongyun SHAO
- G02 - OPTICS
Information Patent Application
PHOTODARKENING-RESISTANT YTTERBIUM-DOPED QUARTZ OPTICAL FIBER AND P...
- Publication number 20210230051
- Publication date Jul 29, 2021
- Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences
- Fengguang LOU
- C03 - GLASS MINERAL OR SLAG WOOL