DF

David Patrick Frey

CEA: 2 patents #75 of 857Top 9%
📍 Burnaby, CA: #23 of 167 inventorsTop 15%
Overall (2019): #181,061 of 560,194Top 35%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10425014 Bidirectional AC/DC H-bridge power converter Léo STERNA, Othman Ladhari, Jean-Paul Ferrieux, Pierre Jeannin 2019-09-24
10250158 Direct conversion switched-mode AC/DC converter Léo STERNA, Othman Ladhari, Jean-Paul Ferrieux, Pierre Jeannin 2019-04-02