DF

David L. Frank

BI Blue Horizons Innovations: 1 patents #1 of 1Top 100%
HY Hydrogenics: 1 patents #1 of 6Top 20%
📍 Highland Beach, FL: #1 of 7 inventorsTop 15%
🗺 Florida: #976 of 6,824 inventorsTop 15%
Overall (2024): #174,494 of 561,600Top 35%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12100869 Fuel cell sub-assembly and method of making it 2024-09-24
11901133 Dense energy storage element with multilayer electrodes 2024-02-13