Note 5 - Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	As of June 30, 2020							As of December 31, 2019
	Gross Carrying Costs		Accumulated Amortization			Net Carrying Amount		Gross Carrying Costs		Accumulated Amortization			Net Carrying Amount
Patents &Trademarks	$	382,897	$	(202,758	)	$	180,139	$	339,023	$	(195,286	)	$	143,737
Developed Technology		2,882,000		(180,125	)		2,701,875		2,882,000		(108,075	)		2,773,925
Customer Relationships		445,000		(185,417	)		259,583		445,000		(111,250	)		333,750
Tradename		398,000		-			398,000		398,000		-			398,000
Total	$	4,107,897	$	(568,300	)	$	3,539,597	$	4,064,023	$	(414,611	)	$	3,649,412

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Year ending December 31,		Expense
	2020	$	154,101
	2021		308,201
	2022		196,951
	2023		159,868
	2024		159,868
	Thereafter		2,162,608
	Total	$	3,141,597