Inventor · disambiguated record
Ying-Jiang Hafner
Also filed as: HAEFNER YING JIANG · HAFNER YING-JIANG
5 granted patents·2 pending applications·15 citations·filing 2006–2024
67Inventor score
Top patents by PatentIndex Score
7 records- 0176US7321500B2Electric power converterABB TECHNOLOGY LTD·Filed 2006·Granted Jan 22, 2008·15 cites·20 claims
- 0271US2024380211A1Energy supporting deviceHITACHI ENERGY LTD·Filed 2024·Application pending·0 cites
- 0359US12119655B2Energy supporting deviceHITACHI ENERGY LTD·Filed 2021·Granted Oct 15, 2024·0 cites·15 claims
- 0458US2025007426A1Method for controlling operation of a cell in an mmcHITACHI ENERGY LTD·Filed 2024·Application pending·0 cites
- 0551US11355925B2System design solution for DC grid cost reduction and risk minimizationHITACHI ENERGY SWITZERLAND AG·Filed 2018·Granted Jun 7, 2022·0 cites·21 claims
- 0647US12513975B2Module comprising a switchable bypass deviceHITACHI ENERGY LTD·Filed 2021·Granted Dec 30, 2025·0 cites·13 claims
- 0746US12212248B2Modular MMC phase arm and control thereofHITACHI ENERGY LTD·Filed 2020·Granted Jan 28, 2025·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →