Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues:
Total revenue	$ 1,069,600	$ 980,200	$ 3,171,100	$ 2,892,000
Cost of revenue:
Total cost of revenue	67,300	49,800	221,900	176,000
Gross profit	1,002,300	930,400	2,949,200	2,716,000
Operating expenses:
Selling and marketing	211,000	248,600	879,400	687,600
General and administrative	218,100	429,900	845,600	800,700
Research and development	450,400	379,000	1,263,300	1,142,500
Total operating expenses	879,500	1,057,500	2,988,300	2,630,800
Income from operations	122,800	(127,100)	(39,100)	85,200
Other income (loss):
Unrealized gain (loss) in marketable securities		(17,800)	17,700	(103,300)
Interest and other income	67,100	500	111,300	1,500
Other income (loss)	67,100	(17,300)	129,000	(101,800)
Income (loss) before provision for income taxes	189,900	(144,400)	89,900	(16,600)
Provision for income taxes
Net income (loss)	$ 189,900	$ (144,400)	$ 89,900	$ (16,600)
Net income (loss)per share, basic	$ 0.01	$ (0.01)	$ 0.00	$ (0.00)
Net income(loss) per share, diluted	$ 0.01	$ (0.01)	$ 0.00	$ (0.00)
Weighted average number of common shares outstanding
Basic	18,976,165	18,846,664	18,899,957	18,848,658
Diluted	18,976,165	18,846,664	18,899,957	18,848,658
License [Member]
Revenues:
Total revenue	$ 98,400	$ 135,500	$ 335,000	$ 449,000
Technology Service [Member]
Revenues:
Total revenue	950,300	823,800	2,764,300	2,380,100
Service, Other [Member]
Revenues:
Total revenue	20,900	20,900	71,800	62,900
Service [Member]
Cost of revenue:
Total cost of revenue	27,800	13,500	73,400	40,500
Product [Member]
Cost of revenue:
Total cost of revenue	$ 39,500	$ 36,300	$ 148,500	$ 135,500