Note M - Segment and Geographic Data (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Years Ended December 31,
Sales
Net Sales:	2019		2018
Dental	$	8,336,901	$	9,502,276
Medical		37,600		119,800
Total net sales	$	8,374,501	$	9,622,076

Operating Income (Loss):	2019			2018
Dental	$	2,775,716		$	1,373,178
Medical		(2,350,103	)		(2,611,231	)
Corporate		(4,424,606	)		(6,761,282	)
Total operating loss	$	(3,998,993	)	$	(7,999,335	)

Depreciation and Amortization:	2019		2018
Dental	$	15,793	$	16,474
Medical		8,392		24,492
Corporate		76,323		840,319
Total depreciation and amortization	$	100,508	$	881,285

Income (loss) before taxes and equity in earnings of affiliates:	2019			2018
Dental	$	2,774,332		$	1,363,662
Medical		(2,353,194	)		(2,704,630	)
Corporate		(8,064,576	)		(6,658,152	)
Total loss before taxes and equity in earnings of affiliate	$	(7,643,438	)	$	(7,999,120	)

Total Assets	2019		2018
Dental	$	5,008,324	$	5,169,944
Medical		590,727		328,208
Corporate		957,238		902,816
Total loss before taxes and equity in earnings of affiliate	$	6,556,289	$	6,400,968

Sales by Product and by Geographical Region [Table Text Block]

Total Product Sales-Dental	2019		2018
Domestic-US and Canada	$	4,512,904	$	4,798,706
International Rest of World		3,665,347		3,803,570
International-China		158,650		900,000
Total Product Sales-Dental	$	8,336,901	$	9,502,276
Total Product Sales-Medical
Domestic-US and Canada	$	13,700	$	32,500
International Rest of World		23,900		87,300
International-China		-		-
Total Product Sales-Medical	$	37,600	$	119,800
Domestic-US and Canada	$	4,526,604	$	4,831,206
International Rest of World		3,689,247		3,890,870
International-China		158,650		900,000
Total	$	8,374,501	$	9,622,076