Note 12 - Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Property, Plant and Equipment [Table Text Block]

	December 31, 2021		December 31, 2020
Computers, software and office equipment	$	517,488	$	1,862,669
Laboratory equipment		3,456,091		2,811,011
Leasehold improvements		428,596		315,297
Manufacturing tooling		121,120		108,956
Demo equipment		56,614		56,614
Total		4,579,909		5,154,547
Less: Accumulated depreciation		2,068,338		1,331,847
Total fixed assets, net	$	2,511,571	$	3,822,700