DF

David Frank

HY Hydrogenics: 1 patents #1 of 4Top 25%
📍 Scarborough, CA: #19 of 53 inventorsTop 40%
Overall (2017): #450,695 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9580825 Electrolyzer cell stack system Ali Rusta-Sallehy, Michael Vale, Nathaniel Ian Joos 2017-02-28