Lejun Qi

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Capacitor with insulation composition showing thermo-reversible oil...
- Patent number 11,657,973
- Issue date May 23, 2023
- Hitachi Energy Switzerland AG
- LeJun Qi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric film and power capacitor comprising dielectric film
- Patent number 11,569,036
- Issue date Jan 31, 2023
- Hitachi Energy Switzerland AG
- Lejun Qi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Insulation system and capacitor
- Patent number 11,264,169
- Issue date Mar 1, 2022
- Hitachi Energy Switzerland AG
- Lejun Qi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-layered dielectric polymer material, capacitor, use of the ma...
- Patent number 10,115,522
- Issue date Oct 30, 2018
- ABB Schweiz AG
- Lejun Qi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DIELECTRIC FILM AND POWER CAPACITOR COMPRISING DIELECTRIC FILM
- Publication number 20210193388
- Publication date Jun 24, 2021
- ABB Power Grids Switzerland AG
- Lejun QI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CAPACITOR WITH INSULATION COMPOSITION SHOWING THERMO-REVERSIBLE OIL...
- Publication number 20210043381
- Publication date Feb 11, 2021
- ABB Power Grids Switzerland AG
- LeJun QI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INSULATION SYSTEM AND CAPACITOR
- Publication number 20190311855
- Publication date Oct 10, 2019
- ABB Schweiz AG
- Lejun Qi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MULTI-LAYERED DIELECTRIC POLYMER MATERIAL, CAPACITOR, USE OF THE MA...
- Publication number 20160276105
- Publication date Sep 22, 2016
- ABB Technology Ltd.
- Lejun Qi
- B32 - LAYERED PRODUCTS