Consolidated Statements of Cash Flows (USD $)	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating activities
Net income/(loss) from continuing operations	$ 378,222	$ (888,977)
Adjustments to reconcile net income/(loss) to net cash provided by/(used in) by continuing operating activities:
Depreciation and amortization and other non-cash items	324,188	231,271
Bad debt expense	10,000	15,000
Stock-based compensation	213,996	143,944
Deferred income	(15,592)	(15,051)
Deferred lease liability	(4,153)	(1,799)
Changes in operating assets and liabilities:
Accounts receivable	443,407	160,305
Inventories	(517,286)	(146,590)
Prepaid expenses and other assets	76,271	117,120
Accounts payable, accrued expenses and other non-cash items	(361,821)	(855,675)
Net cash provided by/(used in) continuing operating activities	547,232	(1,240,452)
Investing activities
Acquisition of property, plant and equipment	(35,323)	(5,925)
Additional patents	(28,778)	(28,427)
Net cash used in investing activities	(64,101)	(34,352)
Financing activities
Proceeds from exercise of stock options	69,825	116,905
Net cash provided by financing activities	69,825	116,905
Cash flows from discontinued operations
Net cash provided by operating activities	4,975	4,975
Net cash provided by discontinued operations	4,975	4,975
Net increase/(decrease) in cash and cash equivalents	557,931	(1,152,924)
Cash and cash equivalents at beginning of period	7,039,938	5,806,437
Cash and cash equivalents at end of period	7,597,869	4,653,513
Supplemental disclosure of cash flow information:
Income taxes	$ 35,794	$ 856