Note 4 - Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

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

	Patents			Trade Name			Technology & Software			Customer Relationships			Total
Gross carrying amount	$	16,000		$	791,603		$	589,303		$	4,657,459		$	6,054,365
Accumulated amortization		(16,000	)		(791,603	)		(589,303	)		(2,060,139	)		(3,457,045	)
	$	-		$	-		$	-		$	2,597,320		$	2,597,320

	Patents			Trade Name			Technology & Software			Customer Relationships			Total
Gross carrying amount	$	16,000		$	789,212		$	587,776		$	4,644,033		$	6,037,021
Accumulated amortization		(16,000	)		(789,212	)		(587,776	)		(1,980,722	)		(3,373,710	)
	$	-		$	-		$	-		$	2,663,311		$	2,663,311