Note 9 - Income Taxes (Tables)

12 Months Ended

Sep. 30, 2013

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		2013			2012			2011
Income (Loss) Before Provision for Income Taxes		$	138,805		$	(783,966	)	$	(672,535	)
	Statutory rate		34	%		34	%		34	%
			47,194			(266,548	)		(228,662	)
	Permanent differences		1,200			2,500			2,500
	Research and development credit - net		(44,900	)		(8,500	)		(27,500	)
	Valuation allowance		-			274,600			255,600
	Other		(3,494	)		(2,052	)		(1,938	)
		$	-		$	-		$	-

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

		2013			2012
Current:
	Inventories	$	277,300		$	295,300
	Bad debts		3,400			3,400
	Accrued liabilities		63,000			45,600
	Prepaid expense		(9,500	)		(11,500	)
			334,200			332,800
	Valuation allowance		(334,200	)		(332,800	)
	Total current deferred income taxes		-			-
Noncurrent:
	Depreciation and amortization		42,700			53,400
	Research and development and other credit carryforwards		1,830,600			1,716,300
	Net operating loss carryforward		1,817,200			1,934,200
	Contribution carryforward		8,900			163,200
	Directors stock option plan		39,000			36,800
	Acquisition costs		49,700			-
			3,788,100			3,903,900
	Valuation allowance		(3,788,100	)		(3,903,900	)
	Total long-term deferred income taxes		-			-
	Total	$	-		$	-