Qiongfang Lu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Transformer with air guiding plates
- Patent number 11,049,645
- Issue date Jun 29, 2021
- ABB Power Grids Switzerland AG
- Ye Xu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HEAT EXCHANGER PACKAGE FOR A DRY-TYPE TRANSFORMER
- Publication number 20220406510
- Publication date Dec 22, 2022
- Hitachi Energy Switzerland AG
- Qingjun SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRANSFORMER WITH AIR GUIDING PLATES
- Publication number 20190326050
- Publication date Oct 24, 2019
- ABB Schweiz AG
- Ye Xu
- H01 - BASIC ELECTRIC ELEMENTS