Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Operating activities
Net loss from operations	$ (521,883)	$ (219,740)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization and other non-cash items	226,012	457,309
Deferred income tax benefit	(26,000)	(149,000)
Stock-based compensation	(226,119)	300,743
Deferred income	(4,650)	(12,268)
Deferred lease liability	23	2,316
Changes in operating assets and liabilities:
Accounts receivable	28,359	788,807
Inventories	164,073	(834,580)
Prepaid expenses and other assets	40,269	82,876
Accounts payable and accrued expenses	64,485	(324,293)
Net cash (used in)/provided by operating activities	(255,431)	92,170
Investing activities
Acquisition of property, plant and equipment	(108,954)	(85,198)
Additional patents	(84,121)	(21,296)
Net cash used in investing activities	(193,075)	(106,494)
Financing activities
Proceeds from exercise of stock options		136,056
Net cash provided by financing activities		136,056
Net (decrease)/increase in cash and cash equivalents	(448,506)	121,732
Cash and cash equivalents at beginning of period	9,049,327	9,623,749
Cash and cash equivalents at end of period	8,600,821	9,745,481
Supplemental disclosure of cash flow information:
Cash paid for income taxes	2,053	76,725
Capitalization of consigned product	$ 481,272	$ 326,518