DF

David Frank

HY Hydrogenics: 1 patents #2 of 4Top 50%
📍 Scarborough, CA: #13 of 47 inventorsTop 30%
Overall (2018): #446,597 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9929413 Fuel cell sub-assembly and method of making it — 2018-03-27