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Note A - The Company and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

		December 31,
		2023				2022
Accounts receivable		$	2,207,311			$	2,096,569
Allowance for doubtful accounts			(1,005,785	)			(573,785	)
Accounts receivable, net of allowances for doubtful accounts		$	1,201,526			$	1,522,784

		Balance at Beginning of Year				Charged to Costs and Expenses				Deductions from Reserves				Balance at End of Year
Year ended December 31, 2023 Allowance for Doubtful Accounts		$	573,785			$	750,000			$	(318,000	)		$	1,005,785
Year ended December 31, 2022 Allowance for Doubtful Accounts		$	213,785			$	360,000			$	-			$	573,785

Useful Lives of Property Plan and Equipment [Table Text Block]

		Years
Equipment and leasehold improvements
Equipment		3 - 5
Furniture and fixtures		3 - 5
Software		3
Leasehold improvements		life or lease term

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

		Year ended
		December 31,
		2023				2022
Selling, general and administrative		$	209,134			$	310,017
Research, development and engineering			56,598				77,890
		$	265,732			$	387,907

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

Beginning balance		$	2,596,203
Purchases and issuances			(2,200,000	)
Day one change in value of hybrid instrument			(396,203	)
Ending balance		$	-

X

- Definition

Tabular disclosure of the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

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+ References

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-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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