Quarterly report pursuant to Section 13 or 15(d)

Inventory (Details)

v3.20.1
Inventory (Details) - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 4,489,572 $ 3,741,097
Work in process 422,176 422,176
Finished goods 0 0
Gross inventory 4,911,748 4,163,273
Less inventory reserve 2,280,924 2,365,127
Total inventory, net $ 2,630,824 $ 1,798,146