David L. Frank

BI Blue Horizons Innovations: 1 patents #1 of 1Top 100%

HY Hydrogenics: 1 patents #2 of 4Top 50%

📍 Highland Beach, FL: #2 of 5 inventorsTop 40%

🗺 Florida: #810 of 6,450 inventorsTop 15%

Overall (2018): #156,545 of 503,207Top 35%

Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10164285	Fuel cell sub-assembly and method of making it	—	2018-12-25
9899154	Dense energy ultra-capacitor preform, thin film, module and fabrication methods therefor	—	2018-02-20