Daniel Johannesson

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Vasteras, SE

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Patents Grantslast 30 patents

Information Patent Grant
Transformer arrangement and method for voltage conversion including...
- Patent number 12,316,235
- Issue date May 27, 2025
- HITACHI ENERGY LTD
- Roberto Alves
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching circuit with snubber components
- Patent number 11,646,653
- Issue date May 9, 2023
- Hitachi Energy Switzerland AG
- Lennart Harnefors
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
TRANSFORMER ARRANGEMENT AND METHOD FOR VOLTAGE CONVERSION
- Publication number 20230327571
- Publication date Oct 12, 2023
- Hitachi Energy Switzerland AG
- Roberto ALVES
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Switching Circuit with Snubber Components
- Publication number 20220368246
- Publication date Nov 17, 2022
- Hitachi Energy Switzerland AG
- Lennart Harnefors
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER