Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues
Licenses, royalties and fees	$ 123,000	$ 137,300
Product and other sales	469,100	202,100
Total revenues	592,100	339,400
Cost of revenues
Licenses, royalties and fees	58,700	39,500
Product and other sales	221,800	126,700
Total cost of revenues	280,500	166,200
Gross profit	311,600	173,200
Operating expenses
Research and development	44,800	39,500
Sales and marketing	86,300	64,800
General and administrative	201,200	277,700
Total operating expenses	332,300	382,000
Net loss from operations	(20,700)	(208,800)
Other income (expenses)
Interest income	62,100	5,800
Interest expense and bank charges	(600)	(400)
Total other income (expenses)	61,500	5,400
Net income (loss) before income taxes	40,800	(203,400)
Income taxes	10,500	0
Net income (loss)	$ 30,300	$ (203,400)
Basic net income (loss) per common share	$ 0.00	$ (0.03)
Diluted net income (loss) per common share	$ 0.00	$ (0.03)
Weighted average common shares outstanding
Basic	9,251,178	6,751,178
Diluted	9,251,178	6,751,178